Loyola College Question Paper 2009

“Loyola College B.Sc. Chemistry April 2009 General Chemistry For Physics & Maths Question Paper PDF Download”

by

        LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

WD 04

B.Sc. DEGREE EXAMINATION – MATHEMATICS & PHYSICS

SECOND SEMESTER – April 2009

CH 2102 / 2100 – GENERAL CHEMISTRY  FOR PHYSICS & MATHS

 

 

 

Date & Time: 25/04/2009 / 1:00 – 4:00  Dept. No.                                                 Max. : 100 Marks

 

 

                                                                      PART-A                  

 Answer ALL questions.                                                                   (10 x 2 = 20)

 

  1. Write the IUPAC names of the following complexes.

(i) Na2[Fe(CN )6]      (ii)    [Co(en)3]Cl 3                                                                                                                                  2. The expected and actual configuration of Cr and Cu differs. Why?

  1. Write the following acids in increasing order of their acidity. Justify your answer.

ClCH2COOH, CH3COOH, CCl3COOH, Cl2CHCOOH

  1. Mention the type of isomerism exhibited by maleic and fumaric acids. Give their structures.
  2. State Beer-Lambert’s Law.
  3. Differentiate homogeneous and heterogeneous catalysis with suitable examples. 7. What are the types of RNA? Mention their functions.
  4. What are the diseases associated with abnormal metabolism of thyroxine? What are its

symptoms?

  1. What is meant by vulcanization?

10 How corrosion is prevented by electroplating?

 

PART-B

Answer any EIGHT questions.                                                        (8 x 5 = 40)

 

  1. Explain the postulates of Werner’s theory of coordination complexes. 12. Explain the structure and functions of chlorophyll.
  2. Write all possible isomers of (i) [RhCl2(en)2]+ (ii)  [CoCl3(NH3)3]+
  3. Discuss the various conformers of butane.
  4. Explain the optical isomerism in tartaric acid. 16. Derive the expression for rate constant of first order reactions.                                                            17. Compare thermal and photochemical reactions.                                                                                      18.  Draw the structure and give any two functions of the following.
  5. a) Oxytocin   b) Testosterone
  6. What are the various achievements of genetic engineering and give any two possible

dangers of it.                                                                                                                                     20. Explain the electrochemical mechanism of corrosion.                                                                                                    21. State Raoult’s law. Discuss the positive deviations of real solutions from their ideal  behaviour.   22. Differentiate the following with suitable examples.

(a) Step growth and chain growth polymerization

(b) Thermoplastics and thermosetting plastics

 

PART-C

Answer any FOUR questions                                                          (4 x10 = 40)  

  1. i) Discuss the postulates of VB theory.   (4+6)
  2. ii) Predict the geometry, structure and magnetic property of [CoF6]3-
  3. i) Compare SN1 and SN2 reactions (5+5)
  4. ii) Give the mechanism of nitration of benzene.
  5. Discuss the application of phase rule to water system.
  6. i) What is the effect of temperature on the rate of a reaction? (4+6)
  7. ii) Discuss the variation of mutual solubility of phenol and water with temperature.
  8. Discuss the double helical structure of DNA. (5 + 5).
  9. How do the following polymers prepared? Give any two uses of them.

(a) Buna-S     (b) Bakelite     (c) PET                 (3+4+3)

 

 

Go To Main page

 

 

“Loyola College B.Sc. Chemistry April 2009 Electrochemistry Question Paper PDF Download”

by

       LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

WD 14

B.Sc. DEGREE EXAMINATION – CHEMISTRY

FOURTH SEMESTER – April 2009

CH 4502 – ELECTROCHEMISTRY

 

 

 

Date & Time: 24/04/2009 / 9:00 – 12:00  Dept. No.                                                   Max. : 100 Marks

 

 

                                                                      PART – A                   

Answer ALL questions.                                  (10 x 2 = 20 marks)

 

  1. Define electromotive series. Give its application.
  2. What is a reversible cell?
  3. What is LJP? How can it be minimised?
  4. What are Fuel cells? Give its application.
  5. State Faraday’s first law of electrolysis.
  6. Distinguish between Strong and Weak electrolyte.
  7. Define the term activity of an electrolyte.
  8. Explain the principle involved in the conductometic titration of AgNO3.
  9. Define the term limiting current.
  10. Define Overvoltage.

 

PART – B

Answer any EIGHT questions.                                   (8 x 5 = 40 marks)

 

  1. Explain the following with an example.

(i)         Metal – Metal ion electrode.

(ii)        Amalgam electrode.

  1. Describe the construction and working of Weston cell.
  2. Calculate the EMF of the concentration cell

Pt;  H2(P1),  HCl,  H2(P2);  Pt at 25oC.

If P1 = 600 torr and P2 = 400 torr.

  1. How will you determine the standard electrode potential of copper electrode.
  2. How will you determine the pH of a solution using glass electrode.
  3. Derive expressions for ΔG; ΔH  and  ΔS  in terms of EMF of a cell.
  4. How is transport number determined by moving boundary method?
  5. Calculate the equivalent and molar conductivities of 0.08N H2SO4  solution

having specific conductivity  1.72 x 10-3  Scm-1.

  1. How is Kb of a weak base determined by conductance measurement?
  2. Discuss the principle and procedure for conductometric titration of a

Strong acid with a strong base.

  1. Discuss on the applications of decomposition potential.
  2. Explain the electrochemical theory of corrosion.

 

                                                                      PART – C

Answer ANY FOUR questions.                                 (4 x 10 = 40 marks)

 

  1. How is solubility of sparingly soluble salt determined by EMF measurements.
  2. (i) Derive the Nernst electrochemical equation.

(ii)        Calculate the reduction potential of the electrode

Pt/Cl2(g)  (1.15)atm/2Cl– (0.01M).

Given that EoCl2/2Cl– = 1.8V.

  1. What are concentration cells? Derive an expression for the EMF of an electrolyte  for a concentration cell without transference.
  2. Explain any four applications of EMF.
  3. (i) Discuss the Arrhenius theory of electrolytic dissociation.

Give its limitations.

  • Explain the principle involved in the potentiometric titrations.
  1. (i) Discuss on the Debye-Huckel theory of strong electrolytes.

(ii)        Explain the principle of polarography.

 

Go To Main page

“Loyola College B.Sc. Chemistry April 2009 Coordination Chemistry Question Paper PDF Download”

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

WD 20

B.Sc. DEGREE EXAMINATION – CHEMISTRY

SIXTH SEMESTER – April 2009

CH 6607/CH 6601 – COORDINATION CHEMISTRY

 

 

 

Date & Time: 21/04/2009 / 9:00 – 12:00      Dept. No.                                                          Max. : 100 Marks

 

 

PART – A

Answer ALL the questions:                                                                                       (10 x 2 = 20)

 

  1. Calculate CFSE value for octahedral complex.
  2. Predict whether an octahedral complex formed by a ion is perfect or distorted. Explain.
  3. on treatment with gives trans . Account for.
  4. Give two examples for photo substitution reaction.
  5. What is the principle involved in Metal template Synthesis? Give an example.
  6. What are non-complementary electron transfer reactions? Give an example.
  7. Explain the role of rhodium metal in Wilkinson’s catalysis.
  8. Draw the structure of .
  9. What is meant by chelate therapy? Mention its advantage.
  10. What is the biological role of catalases in nitrogen fixations?

 

PART – B

 

Answer any EIGHT questions:                                                                               (8 x 5 = 40)

 

  1. Describe with a neat diagram, the splitting of metal d-oribals in a square planar complex.
  2. What are the experimental evidences for metal-ligand orbitals overlapping?
  3. State Jahn Teller theorem. The octahedral complex formed by is distorted. Explain.
  4. Discuss the mechanism of inner-sphere electron transfer reaction with a suitable example.
  5. Explain associative mechanism of ligand substitution reactions in octahedral complexes.
  6. Write a note on photoisomerisation reactions.
  7. Describe the polarization theory of trans effect in synthesis of square planar complexes.
  8. How do you prepare Schiff bases using template synthesis? Explain with two examples.
  9. The IR spectrum of consists of two CO stretching bands at 1857 cm-1 and 1897 cm-1. Rationalize this.
  10. Explain the polymerization of olefins using Ziegler-Natta catalyst.
  11. What is the significance of contrast agents in MRI? Give three examples.
  12. Write a note on iron-molybdenum center in nitrogenase enzyme.

 

 

PART – C

Answer any FOUR questions:                                                                                             (4 x10 = 40)

 

  1. (a) Construct Metal orbitals and LGO suitable for and – bonding in Octahedral geometry  (5)

(b) Construct MO energy level diagram for .                                                            (5)

 

  1. Define outer-sphere electon transfer reaction. Explain the mechanism with an example. What are the experimental evidences for outer sphere electron transfer?

 

  1. (a) Explain dissociative mechanism of ligand substitution reactions in octahedral complexes.  (5)

(b) Describe the CF split of metal d-orbitals in octahedral geometry.                                              (5)

 

  1. (a) Predict the stability of .                    (5)

(b) Draw the structure of (i) Fe3 (CO)12   (ii)Mn2(CO)10.                                                                 (5)

 

  1. (a) What is meant by Cis effect? Explain with two examples.          (5)

(b) Describe the template synthesis of metal phthalocyanins.                                                         (5)

 

  1. (a) Write a note on Wilkinson’s catalyst and hydrogenation of alkene using it.          (6)

(b) Write the structure of carboxypeptidase-A. What is its biological importance?                      (4)

 

 

Go To Main page

“Loyola College B.Sc. Chemistry April 2009 Concepts In Inorganic Chemistry Question Paper PDF Download”

by

          LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY

WD 03

FIRST SEMESTER – April 2009

CH 1503 – CONCEPTS IN INORGANIC CHEMISTRY

 

 

 

Date & Time: 22/04/2009 / 1:00 – 4:00       Dept. No.                                                       Max. : 100 Marks

 

 

 

PART – A

Answer ALL the questions:                                                             10 x 2 = 20       

 

  1. Define inert-pair effect with an example.
  2. State Pauli’s exclusion principle.
  3. Among and , which has more electron affinity? Why?
  4. is less soluble than Give reason.
  5. Calculate the bond order in .
  6. Describe the structure of based on VSEPR Theory.
  7. Among O-chloro phenol and p-chlorophenol, which is more volatile? Explain.
  8. Explain ion dipole – dipole interactions of molecules.
  9. Label the following as Acid or base. .
  10. What are aprotic solvents? Give two examples.

 

PART – B

Answer any EIGHT questions:                                                                   8 x 5 = 40

 

  1. Write a note on magnetic separation of ore dressing.
  2. (a) Write the Schrodinger wave equation and explain the terms.

(b) What is the significance of wave function?

  1. Discuss the diagonal relationship between and .
  2. State and explain Fajan’s rules to explain the Covalent character of ionic compounds with examples.
  3. Explain the trend in ionisation potential values of elements belonging to Second Period.
  4. Apply MO theory and draw MO energy level diagram for ‘NO’ molecule. Calculate bond order.
  5. Based on Valence Bond Theory, discuss the geometry of (a) (b) .
  6. Explain the structure of (a) (b) using VSEPR Theory.
  7. Write a note on clathrates.
  8. What are Hume-Rothery rules? What are their significance in the structure of alloys?
  9. Balance the following chemical reactions by oxidation number method.
  1. Write a note on Lewis theory of acids and bases.

PART – C

Answer any FOUR questions:                                                                     4 x 10 = 40

 

  1. Discuss various factors affecting the formation of ionic compounds with suitable examples.
  2. How is electro negativity determined by (a) Pauling Method (b) Mulliken – Jaffe Method.
  3. Write electron dot formula for
  4. Describe the conditions for the combinations of atomic orbitals to produce Molecular Orbitals.
  5. How does band theory explain the conducting properties of metals, Semi-conductor and insulator?
  6. Describe the role of liquid ammonia as a solvent for various types of reactions with examples.

 

Go To Main page

“Loyola College B.Sc. Chemistry April 2009 Chemistry Of Natural Products Question Paper PDF Download”

by

     LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY

WD 23

SIXTH SEMESTER – April 2009

CH 6610 / 6604 – CHEMISTRY OF NATURAL PRODUCTS

 

 

 

Date & Time: 23/04/2009 / 9:00 – 12:00  Dept. No.                                                  Max. : 100 Marks

PART – A

Answer ALL the questions:                                                             (10 x 2 = 20)

  1. What is Zeisels method?
  2. Predict the product of complete Hoffmann’s exhaustive methylation of piperidine.
  3. What are flavones?
  4. Explain the geometrical isomerism exhibited by citral.
  5. Write down the Robinsons Synthesis of anthocyandin.
  6. Predict the product of KoH fusion of cyandine chloride.
  7. What happends when uric acid treated with Conc. HNO3.
  8. How will you convert uric acid to Theophylline.
  9. Write the structure of alizarin.
  10. What will be the product selenium distillation of cholestrol.

PART – B

Answer any EIGHT questions:                                                                   (8 x 5 = 40)

  1. How will you synthesis piperine.
  2. What are anthocyanisis? Give exmaples.
  3. What are the various conformation exhibited by Menthol.
  4. Predict the Ozonolysis product of b–ionone.
  5. What happens when Geranic acid is treated with cold alkaline potassium permanganate solution.
  6. How flavones are prepared by Baker-Venkatraman Synthesis.
  7. Write down the Traubes Synthesis of Caffeine.
  8. Write down the synthesis of Camphornic acid.
  9. Explain the nature and position of side chain in cholestrol.
  10. Write the synthesis of Alizarin.
  11. Briefly elucidate the structure of Indigoitin.
  12. What are purines? What are all its biological importance.

PART – C

Answer any FOUR questions:                                                                     (4 x 10 = 40)

  1. Elucidate the structure of papaverine.
  2. Explain the general methods of structural clucidation of alkaloids with suitable examples.
  3. Explain any two of the following:
  4. Cartenoids
  5. Biological properties of papaverine
  6. Spectral properties of steroids
  7. Isoprene rule.
  8. Write down the synthesis of Oestrone.
  9. Write the synthesis of any two (i) Conine (ii) Nicotine     (iii) Indigotin
  10. Write the importance and structural determination Quercetin.

 

 

Go To Main page

“Loyola College B.Sc. Chemistry April 2009 Chemistry For Biologist – I Question Paper PDF Download”

by

       LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – ADV.ZOO. & PLAN. BIO&BIOTECH.

WD 07

THIRD SEMESTER – April 2009

CH 3104 / 3102 – CHEMISTRY FOR BIOLOGIST – I

 

 

 

Date & Time: 17/04/2009 / 1:00 – 4:00    Dept. No.                                         Max. : 100 Marks

 

 

PART A

Answer all the questions.                                                                                      10×2=20

  1. Define molarity.
  2. How are (i) ionic and (ii) covalent bonds formed?
  3. What is tyndall effect?
  4. How is Nylon-6 prepared?
  5. Differentiate lyophilic and lyophobic colloids.
  6. What is enzyme catalysis?
  7. Give the principle of volumetric analysis.
  8. What are enantiomers? Give an example.
  9. Mention the properties of a primary standard substance.
  10. What is electron affinity? What is its significance?

PART B

Answer any eight questions.                                                                                  8×5=40

  1. How are         a) PVC       b) Teflon prepared?
  2. Explain the following with example
  3. a) Inductive effect        b) Resonance effect.
  4. Explain the structure and functions of hemoglobin.
  5. Explain geometrical isomerism of square planar co- ordination complex.
  6. Discuss the postulates of VSEPR theory.
  7. Give any two methods of the separation of racemic mixture.
  8. Explain the properties of primary and secondary valencies of a coordination

compound

  1. a) How will you prepare 250mL of 0.05N NaOH solution (molecular weight-40)
  2. b) What is the amount of H2SO4 required (in grams) to prepare 500mL of

N/10 H2SO4 (molecular weight –98)

  1. What are the properties of ionic and covalent compounds?
  2. Write short notes on a) peptisation       b) polymerisation.
  3. Derive an expression for the half life period for first order reaction from its rate

Expression.

  1. a) Arrange the following in the increasing order of strength of acid giving reasons:

(i) CH3COOH      (ii) CCl3COOH       (iii) CF3COOH       (iv) HCOOH

  1. b) Arrange the following in the increasing order of strength of the base giving

reasons:

(i) NH3                      (ii) CH3NH2           (iii) (CH3)2NH         (iv) (CH3)3N

 

                                                                                             PART C

Answer any four questions.                                                                                 4X10=40

  1. Draw and explain the crystal structures of NaCl and CsCl.
  2. a) Write short notes on Dissociation constant of acids.
  3. b) What is buffer solution? Derive Henderson equation for acidic buffer.
  4. Derive the rate constant for the second order reaction involving same initial concentration of the reactant.
  5. Discuss any three methods of preparation of colloids.
  6. Explain the hybridization in NH3, H2O and BeCl2 and predict the geometry of these molecules.
  7. a) Explain the intermolecular and intramolecular hydrogen bonding.
  8. b) Discuss the application of colloids.

 

 

Go To Main Page

 

 

“Loyola College B.Sc. Chemistry April 2009 Chemistry Of Materials Question Paper PDF Download”

by

      LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY

WD 21

SIXTH SEMESTER – April 2009

CH 6608 / 6602 – CHEMISTRY OF MATERIALS

 

 

 

Date & Time: 23/04/2009 / 9:00 – 12:00     Dept. No.                                                       Max. : 100 Marks

 

 

PART – A

Answer ALL the questions:                                                             (10 x 2 = 20)              

 

  1. Define coordination number in ionic crystals.
  2. Sketch the unit of fcc and bcc structures.
  3. What is CVD?
  4. Give any two types of thermograms in TGA.
  5. With an example, explain photoluminescence.
  6. Mention any two organic semiconductors.
  7. What is Curie temperature?
  8. Indicate the following as diamagnetic or paramagnetic and give reason.
  • (ii)
  1. Cite any two examples for super conducting oxides.
  2. What are Polarons?

PART – B

Answer any EIGHT questions:                                                                   (8 x 5 = 40)

 

  1. With a neat diagram explain the structure of wurtzite.
  2. Discuss the different types of indices used in crystallography.
  3. What is hexagonal close packed structure? Explain.
  4. Write a note on Czochralski method of crystal growth.
  5. Enlist the applications of SEM.
  6. Derive an expression for intrinsic carrier concentration.
  7. Explain the types of ferroelectric crystals.
  8. Discuss curve point and exchange integral.
  9. Bringout the differences between ferro and ferri magnetic substances.
  10. Discuss Bardeen, Cooper and Schrieffer theory.
  11. Listout the applications of superconducting materials.
  12. Explain the working of (i)    Sodium-sulphur battery

(ii)    Lithium battery

 

PART – C

Answer any FOUR questions:                                                                     (4 x 10 = 40)

 

  1. Discuss the types and applications of liquid crystals.
  2. What is magnetic susceptibility? How is it determined?
  3. Explain the types of defects in solid state.
  4. Explain the principle and application of TGA and DTA.
  5. a) Tabulate the Bravais lattices in crystal systems with examples.
  6. b) Write briefly on solar energy conversion. (5+5)
  7. Write notes on            any two of the following
  • Meissner effect
  • X-ray diffraction
  • Liquid crystals (5+5)

 

 

Go To Main Page

“Loyola College B.Sc. Chemistry April 2009 Analytical Chemistry Question Paper PDF Download”

by

      LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY

WD 02

FIRST SEMESTER – April 2009

CH 1502 – ANALYTICAL CHEMISTRY

 

 

 

Date & Time: 20/04/2009 / 1:00 – 4:00       Dept. No.                                                       Max. : 100 Marks

 

 

PART –A

Answer ALL the questions                                                                            (10 x 2 = 20 marks)

  1. Mention the threshold limits of a vapour concentration of mercury, chromic acid, hydrogen sulphide and formaldehyde.
  2. Repeated estimation of the percentage of carbon in a certain organic compound yielded the result, 38.42, 38.02 and 38.22 in three trials. What is the ‘spread’ of the above set of data?
  3. State any two conditions for a good fractionation.
  4. What is meant by partition chromatography?
  5. If 0.4 g of NaOH is dissolved in water to give 500 ml solution what will be molarity of the solution?
  6. Distinguish a primary standard from a secondary standard.
  7. Define ‘Concentration solubility product’.
  8. What are masking agents?
  9. What are the properties measured in TG and DTG methods?
  10. What do you understand by the term ‘reaction interval’ in thermal analysis?

PART – B

Answer any EIGHT questions                                                                 (8 x 5 = 40 marks)

  1. Describe the calibration of a burette and a volumetric flask.
  2. List out any five advantages of using a standard glass joint apparatus.
  3. Assess the average deviation from the ‘mean’ and also from the ‘median’ of the percentage of chloride obtained in three trials, namely, 24.39, 24.19 and 24.36.
  4. Describe ‘hot filtration’ and give its significance.
  5. Outline the preparation and development of ‘plates’ for a TLC study.
  6. Explain, briefly, the various steps involved in recrystallization of a solid.
  7. What are metallochoromic indicators? Outline the principle and conditions for using such indicators.
  8. Calculate the pH of the solution obtained by mixing 5.0 g of acetic acid and 7.5 g of sodium acetate and making the volume equal to 500 mL. Given: the dissociation constant of acetic acid is 1.75 x 10-5 at 298 K.
  9. Write an account of complexometric titrations.
  10. Find out the solubility of magnesium hydroxide in g L-1 if its solubility product is

1.20 x 10-11 at 25oC.  (Mg = 24, O=16, H=1).

  1. Discuss the factors affecting solubility of precipitates.
  2. Sketch and account for the DTA analysis of calcium oxalatemonohydrate.

 

PART – C

Answer any FOUR questions                                                                  (4 x 10 = 40 marks)

 

  1. Write a detailed account of various kinds of determinate and indeterminate errors in analysis.
  2. Discuss the principle, experimental technique and applications of ion-exchange

chromatography.

  1. Write notes on: (i) reduced pressure distillation (ii) electron capture detector in GC.
  2. Discuss the theory of acid-base indicators with two examples.
  3. (i) Describe post precipitation. (ii) How is post precipitation different from coprecipitaion?

(iii) Mention any three requisites of a wash liquid.

  1. Discuss the factors that influence a thermogram.

 

Go To Main Page

“Loyola College B.Sc. Chemistry April 2009 Bio Chemistry Question Paper PDF Download”

by

   LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY

WD 16

FIFTH SEMESTER – April 2009

CH 5404 / CH 5401 – BIO CHEMISTRY

 

 

 

Date & Time: 30/04/2009 / 1:00 – 4:00       Dept. No.                                                       Max. : 100 Marks

 

 

PART A

Answer all the questions.                                                                                   10 x 2 = 20

  1. Give any two functions of the nucleus.
  2. How is glycine prepared by Strecker synthesis?
  3. Define catabolism.
  4. How is C-terminal of an amino acid determined?
  5. What are coenzymes?
  6. Define iodine number of an oil.
  7. What will happen when glucose and fructose are oxidized by conc. HNO3?
  8. Draw the structure of purine and pyrimidine bases in DNA.
  9. Define oxidative phosphorylation.
  10. Mention any two differences between amylose and amylopectin.

PART B

Answer any eight questions.                                                                                8 x 5 = 40

  1. How is N-terminal of an amino acid determined by Sanger’s method?
  2. Describe the synthesis of glycyl alanine by t-BOC method?
  3. Explain the biosynthesis of fatty acids.
  4. Discuss the b-oxidation theory of fatty acids.
  5. Mention differences between prokaryotic and eukaryotic cells.
  6. What are phosopholipids? How are they classified? Explain.
  7. Discuss the mechanism of electron transport reaction.
  8. Draw and explain the structure of t-RNA.
  9. Briefly explain the replication of DNA.
  10. What is genetic code? Mention any four important characteristics of the genetic code?
  11. Describe the role of hemoglobin in the chemistry of respiration.
  12. What are the factors affecting the enzymatic activity?

PART C

Answer any four questions.                                                                              4 x 10 = 40

  1. What are the different chemical bonds involved in protein structure? Explain.
  2. Define enzyme inhibition. Explain the types of inhibition with examples.
  3. a) Define biological oxidation. Give any five salient features of biological oxidation.
  4. b) Mention any five differences between plant and animal fats. (5+5)
  5. How is glucose converted to pyruvate? Explain.
  6. Draw and explain the citric acid cycle with all the steps involved.
  7. Discuss the biosynthesis of proteins in brief.

 

 

Go To Main Page

“Loyola College B.Sc. Chemistry April 2009 Bioinformatics – I Question Paper PDF Download”

by

     LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY.

VE 06

THIRD SEMESTER – April 2009

PB 3204 – BIOINFORMATICS – I

 

 

 

Date & Time: 16/04/2009 / 1:00 – 4:00         Dept. No.                                                       Max. : 100 Marks

 

 

 

PART A

 

Answer all the questions                                                       (20 marks)

 

  1. Choose the best answer (5X1=5)

 

Answer all the questions

  1. Data model used in bioinformatics application is
  2. a) hierarchial b)relational c)network d)multidimensional
  3. NCBI hosts
  4. a) BLAST b) FASTA c)DDBJ           d)Lalign
  5. Aromatic aminoacids are
  6. a) tyrosine and tryptophan
  7. b) tyrosine and threonine
  8. c) phenylalanine and alanine
  9. d) phenylalanine and leucine
  10. Double helical model of DNA was published by
  11. a) Watson and Crick
  12. b) Linus Pauling and Crick
  13. c) Rosalind Franklin and Crick
  14. d) Corey and Watson
  15. Addition of adenine to mRNA is called
  16. a) 3’ modification
  17. b) 5’ modification
  18. c) Poly A tailing
  19. d) Polymerase Chain reaction

 

  1. State whether the following true or false (5X1=5)

 

  1. Chargaff rule says A=T and G=C.
  2. Removal of introns and reunioin of exons is called Splicing.
  3. RefSeq is a standard database for comparative analyses.
  4. Cn3D is compatible with PDB.

10.NebCutter tool identifies restriction sites.

 

 

 

 

III. Complete the following                                                                          (5X1=5)

 

  1. Proline and glycine are found in _______ of protein secondary structure.
  2. Proof reading function of polymerase is due to________ activity.
  3. PubChem Substance is a _________ database.

 

14._________ are produced by gene duplication within a species but has different functions.

  1. The latest genome sequenced is from an endangered species _______.

 

  1. Answer the following, each not exceeding 50 words. (5X1=5)

 

  1. Compute pI/MW
  2. Expand HSP
  3. What is a Start codon?
  4. Define DotPlot
  5. What is a Rooted Phylogenetic Tree?

 

PART B

                                                                                    (5X8=40)

Answer any five of the following, each not exceeding 350 words.

Draw diagrams and flowcharts wherever necessary.

 

  1. Explain OMIM and its features.
  2. What are the features of PDB?
  3. Discuss about BLAST and its types.
  4. How will you analyze the gene structure in eukaryotes using software tools?
  5. List the databases involved in Protein Domain analyses.
  6. Explain about proteomic tools.
  7. Detail the various molecular visualization tools with emphasis on Homology modeling.
  8. Write about ORF finder of NCBI.

 

PART C

Answer the following, each not exceeding 1500 words                  (2X20=40)

Draw diagrams and flowcharts wherever necessary.

 

29a) Explain Smith Waterman Local Algorithm by aligning the following sequences

ACG TAT CGC GTA TA

GAT GCT CTC GGA AA

Or

  1. b) Elaborate upon Multiple Sequence alignment and its software tools.

 

30 a) Write about the mechanism of translation of protein in detail.

Or

  1. b) How does the process of DNA replication occur inside the cell?

 

Go To Main Page

“Loyola College B.Sc. Chemistry April 2009 Chemistry For Biologists – II Question Paper PDF Download”

by

     LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

WD 13

B.Sc. DEGREE EXAMINATION – PLANT.BIO&BIOTEC.& ADV.ZOO.&BIO.TECH.

FOURTH SEMESTER – April 2009

CH 4204 / CH 4202 – CHEMISTRY FOR BIOLOGISTS – II

 

 

 

Date & Time: 27/04/2009 / 9:00 – 12:00  Dept. No.                                                   Max. : 100 Marks

 

 

PART A

Answer all the questions.                                                                                   10 x 2 = 20

  1. Who is called as the father of modern enzymology? Why?
  2. Define isoelectric point.
  3. How is glycine prepared by strecker synthesis?
  4. What are coenzymes?
  5. Define rancidity of an oil.
  6. Draw the structure of adenine and guanine.
  7. How is the presence of ketone group in C-2 position confirmed in fructose?
  8. Draw the structures of a) papavarine and b) camphor.
  9. Define saponification value of an oil.
  10. How is urea prepared?

PART B

Answer any eight questions.                                                                                8 x 5 = 40

 

  1. How is N-terminal of an amino acid determined by Sanger’s method?
  2. What are the factors affecting the enzymatic activity?
  3. What are phospholipids? Explain any two types of phospholipids.
  4. Describe the steps involved in the preparatory phase of glycolysis.
  5. What are macro and micronutrients? Discuss with examples.
  6. Explain the classification of alkaloids.
  7. How are the following prepared?
  8. a) Superphosphate of lime                     b) DDT                        c) BHC
  9. Distinguish glucose and fructose by oxidation and reduction reactions.
  10. Explain the isolation of terpenes.
  11. Discuss the different types of soil.
  12. Describe the importance of flavones and flavanoids.
  13. Give any two methods of preparation of an amino acid.

PART C

Answer any four questions.                                                                              4 x 10 = 40

  1. What is enzyme inhibition? Explain the types of inhibition with examples.
  2. a) Explain the double helical structure of DNA.
  3. b) Briefly describe the replication of DNA.        (5+5)
  4. Discuss the various steps involved in TCA cycle with the energy yield.
  5. How is the structure of glucose elucidated?
  6. a) What are coenzymes? Explain the mechanism of coenzyme reaction.
  7. b) What is translation? Explain the process in brief.                     (5+5)
  8. Explain the primary and secondary structure of proteins.

 

Go To Main Page

“Loyola College B.Sc. Chemistry April 2009 Analytical Chemistry Question Paper PDF Download”

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY

WD 18

FIFTH SEMESTER – April 2009

CH 5501 – ANALYTICAL CHEMISTRY

 

 

 

Date & Time: 17/04/2009 / 9:00 – 12:00 Dept. No.                                                  Max. : 100 Marks

 

 

 

PART – A

 

Answer ALL the questions                                                                                        (10 x 2 = 20 marks)

  1. Define relative error.
  2. How is antidote prepared?
  3. Why is vaccum distillation needed for some liquids?
  4. Define elution and eluant in chromatography.
  5. Mention any two characteristics of a primary standard substance.
  6. Define molarity
  7. Differentiate equivalence point from end point.
  8. How is solubility of sparingly soluble salt related to solubility product for AgCl?
  9. State Beer-Lamberts law.
  10. Draw the possible modes of vibrations for water molecule.

PART – B

Answer any EIGHT questions                                                                              (8×5=40 marks)

 

  1. Define absolute error. The accepted value for the sets of data 25.40, 25.36, 25.26, 25.34 is 25.28.  Calculate the absolute error.
  2. Write a note on Soxhlet extraction.
  3. What are the steps involved in separation of mixture of components using TLC technique.
  4. Mention principle and the different types of chromatography.
  5. What are the different types of titrimetric analysis? Explain them with examples.
  6. 20ml 0.1M CH COOH is titrated with 0.1 M NaOH calculate the pH at the equivalence point (Ka = 1.8 X 10-5).
  7. What is metal ion indicator? Give examples.
  8. Explain co-precipitation and post precipitation with examples.
  9. What is an adsorption indicator? Explain with an example.
  10. Differentiate chromophore and auxochrome.
  11. How is Beer-Lambert’s law veified? Explain them.
  12. What are the factors affecting the absorption maximum in UV-visible spectroscopy?

 

PART – C

Answer any FOUR questions                                                                                  (4 x 10= 40 marks)

 

  1. a) Define Mean, Median and Standard deviation                   (6)
  2. b) Find out the mean and median for following data: 48.32, 48.36, 48.23, 48.11 and 48.38. (4)
  3. a) Compare the following: distillation, fractional distillation and vaccum distillation.  Under

what conditions the above techniques are adopted for purification.                                         (7)

 

  1. b) For a given volume of solvent, multiple extraction is more efficient than single extraction.

Why?                                                                                                                                              (3)

 

  1. a) Explain the separation of a mixture by Gas chromatography.                    (7)
  2. b) Write the different types of ion exchange resin used in ion-exchange chromatography.          (3)

 

  1. a) What is meant by chelating agent? Give examples.                                                                  (2)
  2. b) Explain the different types of EDTA titrations                                                                       (8)

 

  1. a) How is silver ion determined by Volhard method?        (5)
  2. b) Explain the factors affecting the solubility of a sparingly soluble salt.                                      (5)

 

  1. Draw the block diagram of IR spectrometer and explain them. How IR absorption bands useful

in the identification of organic compounds?  Give examples.

 

Go To Main Page

“Loyola College B.Sc. Chemistry April 2009 Adv. General Chemistry For Phys.& Maths Question Paper PDF Download”

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – PHYSICS & MATHEMATICS

WO 08

THIRD SEMESTER – April 2009

CH 3202 / 3200 – ADV. GENERAL CHEMISTRY FOR PHYS.& MATHS

 

 

 

Date & Time: 16/04/2009 / 1:00 – 4:00         Dept. No.                                                       Max. : 100 Marks

 

 

PART-A

Answer all the questions:                                                        (10 × 2 = 20)

  • What is meant by intermolecular hydrogen bonding ? Give an example.
  • Write any two consequences of lanthanide contraction?
  • Draw the structure of  Ibruprofen . Give its uses.
  • State the first law of thermodynamics.
  • Mention any two uses of sulphadizine.
  • Give any one preparation of thiophene.
  • How is a dipeptide formed ? Give an equation.
  • What is nuclear fission reaction? Give an example.
  • Write the important function of any three essential nutrients for the plant growth.
  • Define Octane number.

PART-B

Answer any Eight questions:                                      (8× 5 = 40)

 

  • Explain the theory involved in hydrogen bonding .
  1. How will you separate o –and p – nitrophenol ?
  • How is the solubility of sparingly soluble salt determined ?
  • Discuss Born– Haber cycle with an example.
  • Define enthalpy of neutralization. Explain why the enthalpy of neutralization of a strong acid vs. strong base is always a constant?
  • Derive Kirchoff’s equation.
  • Derive the relation connecting ∆E and ∆H for a reaction involving an ideal gas.
  • State and explain Kohlrausch’s Law.
  • Discuss the open chain formula of glucose.
  • Explain the preparation of an amino acid by Gabriel synthesis.
  • Describe the classification of enzymes based on IUB system.
  • Explain the uses of radioisotopes in medicines and agriculture.
  • What are mixed fertilizers? Give any four advantages of it.

 

PART-C

Answer any Four questions:                                                   (10 × 4= 40)

 

  • Describe the separation of lanthanides by ion exchange method .(7)
  1. ii) Why do ice float on water? (3)
  • Give a method of preparation and uses of  sulphanilamide ( 5 )
  1. How is naphthalene prepared by Haworth synthesis? (5)
  • Explain conductometric titration of (i) strong acid against a strong base

(ii) weak acid against strong base.

  • Explain the working principle of  primary reference electrode  (7)
  1. What is the electrophile ? Mention the electrophile in sulphonation. ( 3)
  • i . Discuss the various factors affecting the enzyme reaction.(8)

ii . Write the lock and key mechanism of an enzymatic reaction.(2)

  • Write briefly on any two of the following: (5+5)
    1. Bordeaux mixture.
    2. Chromophores
    3. Photosynthesis
    4. Nuclear fusion

 

Go To Main Page

Loyola College B.Sc. Adv. Zoology & Bio-Technology April 2009 Microbial Biotechnology Question Paper PDF Download

by

       LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – ADVANCED ZOOLOGY &  BIO-TECH.

VE 09

FOURTH SEMESTER – April 2009

PB 4206 / PB 4202 – MICROBIAL BIOTECHNOLOGY

 

 

 

Date & Time: 27/04/2009 / 9:00 – 12:00  Dept. No.                                                  Max. : 100 Marks

 

 

PART A                                   (20marks)

Answer All questions              

 

I Choose the Correct Answer                                                               ( 5×1 =5 marks)

  1. The inoculum used in the fermentation process is ……% of the total volume of the medium.
  2. 5 10                c. 15                d. 20
  3. Casein is a …….. protein.
  4. yeast milk             c. animal          d. plant
  5. ………. is the first discovered antibiotic.
  6. Streptomycin Penicillin     c. Tetracyclin               d. Amoxyillin
  7. Which of the following enzyme is produced from pineapple?
  8. Ficin Papain                     c. Bromelain    d. peroxidase
  9. Pick the odd one out.
  10. Azolla Rhizobium                c. Azotobacter             d.Mycorrhizae

 

II State whether the following statements are True or False     ( 5 x1 = 5 marks)

  1. Photobioreactor is used for the production of microbial enzymes.
  2. The production of malt is called ageing.
  3. Most of the antibiotics are produced from actinomycetes.
  4. Vinegar is used as food preservative.
  5. Microbes involved in degradation of plastics are called as bioplastics.

 

III. Complete the following                                                                     ( 5 x 1 = 5 marks)

  1. Extra chromosomal DNA present in E.coli is called ………
  2. …….. is added to grape juice to prevent the growth of non yeast strains.
  3. ………… is a dipeptide, produced by a combination of aspartic acid and phenylalanine.
  4. Penicillin is obtained from ……………….
  5. ………….. is an example for biopesticide.

 

 

  1. Answer the following, each in about 50 words  ( 5 x 1 = 5 marks)

 

  1. Define bioreactor.
  2. Mention any two substrates for the cultivation of mushroom.
  3. What is Aspartame?
  4. Define Biotransformation.
  5. Mention the importance of Rhizobium.

 

PART B                       ( 5 x8 = 40 marks)

Answer any  five, each within 350 words only. Draw diagrams and flowcharts wherever necessary.

 

  1. Briefly explain about downstream processing.
  2. List out the important industrial products of fermentation technology.
  3. Describe the steps involved in cheese production.
  4. Write notes on importance and cultivation of Spirulina.

25 Describe the biosynthesis of Penicillin.

  1. Mention any two applications and one microbial strain used for citric acid, glutamic

acid and enzymes production.

  1. Explain the industrial production of gluatamic acid.
  2. Write notes on Bioplastics.

 

PART C                       (2x 20 = 40 marks)

 

Answer the following, each within 1500 words only. Draw diagrams and flowcharts wherever necessary.

 

29a. What is bioprocessing technology? Explain in detail the different stages of fermentation process.

OR

  1. Give an account of commercial production of wine and ethanol.

 

 

30a. Describe the commercial production methods for Vitamin B12.

OR

b.i) Define Biosensor. Explain the working principle of modern device to quantify the

biomolecules in our system.

  1. ii) Explain the microbial technology of protease production.

                                                                                                                          

 

 

Go To Main Page

Loyola College B.Sc. Adv. Zoology & Bio-Technology April 2009 General Microbiology Question Paper PDF Download

by

              LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – CHEMISTRY & ADVAN. ZOOL.& BIO-TECHN.

VE 05

THIRD SEMESTER – April 2009

PB 3200 – GENERAL MICROBIOLOGY

 

 

 

Date & Time: 16/04/2009 / 1:00 – 4:00         Dept. No.                                                       Max. : 100 Marks

 

 

PART A

       Answer all questions                                                                                (20 Marks)

           

  1. Choose the correct answer               (5×1 =5 Marks)

 

  1. Which of the following is not true for fungi

a.heterotrophic         b.  saprophytic             c. parasitic                      d. autotrophic

  1. Barophilic microorganisms are those which grow at
  2. a. cold temperature high pressure
  3. high temperature d. high pH values
  4. Transcription and translation are related to
  5. DNA replication b. glycolysis
  6. protein synthesis d. the electron transport chain
  7. Which of the following is not true for Mycoplasma?
  8. pleomorphic b. membrane contains sterol
  9. penicillin resistant             d. non- self reproducing
  10. Name the enzyme which is a substitute for calf renin
  11. alkaline protease b. acid protease
  12. neutral protease d. lipase

 

 

II State whether the following statements are true or false                  (5×1= 5 Marks)

 

  1. The phycobiliproteins are characteristic of green algae.
  2. Bacterial flagella are composed of a carbohydrate known as peptidoglycan.
  3. The bases adenine, guanine and cytosine are found in both RNA and DNA, but RNA

has thymine also.

  1. TMV is sap transmissible and enters the host through wounds.
  2. Malted barley is used in beer production.

 

 

 

 

III Complete the following                                                                             (5×1 = 5 Marks)

 

  1. The reserve food material in fungi is ____________.
  2. __________ microorganisms are those capable of living in different

environments.

  1. The operon has been studied in depth in the common bacterium_________.
  2. _____________ is grown in highly specified culture medium containing sterol.
  3. The source for streptomycin is __________.

 

  1. Answer all, each in about 50 words   (5x 1 = 5 Marks)
  2. What are capsomeres?
  3. Write short notes on inclusion bodies.
  4. What is transformation?
  5. Suggest any two measures to control tobacco mosaic disease.
  6. Define sulphate reduction.

PART B

Answer any five, each within 350 words only.  Draw diagrams and flowcharts wherever

necessary.                                                                                          (5x 8= 40 Marks)

 

  1. Discuss briefly about the general features of viruses.
  2. Describe the classification of bacteria based on shapes and flagellation.
  3. Explain the stages of microbial growth curve.
  4. Describe the process of bacterial conjugation.
  5. Give a brief account of citrus canker.
  6. Write about the pathogen, symptoms and control measures of wheat rust disease.
  7. Give an account of trickling filters.
  8. Write notes on penicillin production.

PART C

Answer the following, each within 1500 words only.  Draw diagrams and flowcharts wherever necessary.                                                         (2×20= 40 Marks)

  • Explain in detail about the following :
  1. salient features of algae ii) salient features of fungi

                                                OR

  1. Write notes on
  2. i) Nitrogen cycle                               ii) Microbial enzymes

30 a. Explain the various pure culture techniques and add a note on maintenance of pure  cultures.

OR

  1. Write an essay on DNA replication in E. coli.

 

Go To Main Page

 

Loyola College B.Sc. Adv. Zoology & Bio-Technology April 2009 Essentials Of Plant Biology Question Paper PDF Download

by

      LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – ADVANED ZOOLOGY &  BIO-TECH.

VE 03

SECOND SEMESTER – April 2009

PB 2102 / 2100 / 3100 – ESSENTIALS OF PLANT BIOLOGY

 

 

 

Date & Time: 25/04/2009 / 1:00 – 4:00  Dept. No.                                                  Max. : 100 Marks

 

 

PART A

       Answer all questions                                                                              (20 Marks)    

 

       I   Choose the correct answer                                                              (5×1 =5 Marks)

 

  1. Match A) heterocyst B) conidia C) operculum     D) microsporophyll  with
  2. i) Funaria      ii) Nostoc          iii) Cycas        iv) Aspergillus
  3. a. A-ii, B-iv, C-iii, D-i A-ii, B-i, C-iv, D-iii
  4. A-ii, B-iv, C-i, D-iii d. A-ii,,B-iii, C-iv,D-i
  5. Bilabiate corolla is present in
  6. a. Ocimum sanctum Achyranthes aspera         c. Allium cepa     d.  Gomphrena globosa
  7. Pick the odd one out:
  8. Fibre b. Sclereid                   c. Sclerenchyma                      d. Collenchyma
  9. Dimorphic tapetum is found in
  10. Alectra thomsonii b. Acorus calamus c. Helleborus foetidus          d. Santalum album
  11. Coffee plant belongs to the family
  12. Rubiaceae b. Umbelliferae           c. Apocynaceae                       d. Asteraceae

 

II State whether the following statements are true or false                        (5×1= 5 Marks)

 

  1. 06. Marsilea is included under the Subkingdom Chlorota.
  2. Leucas aspera has verticillaster type of inflorescence.
  3. Collateral, open vascular bundles are characteristic of dicot roots.
  4. The intine of the pollen grain is made up of sporopollenin.
  5. Grapes are used in the preparation of acetic acid.

 

III Complete the following                                                                   (5×1 = 5 Marks)

 

  1. White rust fungus is the common name for _________________.
  2. Rules for naming of plants were originally proposed by ___________________.
  3. If the subsidiary cells are parallel to the guard cells, the type of stomata is said to

be_________________.

  1. The wall formation from the periphery towards the centre is called__________________.
  2. The unopened inflorescence of __________________ yields palm sugar.

 

 

  1. Answer the following, each in about 50 words (5x 1 = 5 Marks)

 

  1. Write down the systematic position of Lycopodium.
  2. Define taxonomic hierarchy.
  3. Distinguish between vascular cambium and cork cambium.
  4. What is Pollinium?
  5. Differentiate spices from condiments.

 

 

PART B

Answer the following, each within 350 words only.  Draw diagrams and flowcharts wherever

necessary.                                                                                          (5x 7= 35 Marks)

 

21.a) Give an account of the habit and cell structure of Nostoc.

(OR)

  1. b) Describe the sex organs of

22.a) Enumerate the salient features of Lamiaceae.

(OR)

  1. b) Write the floral characteristics of Amaranthaceae.

23.a) What are meristems?  Mention their characteristics. Write down the types of meristems.

(OR)

  1. b) Describe the anatomy of dicot leaf.

24.a) Describe the internal structure of a  mature anther.

(OR)

  1. b) Describe the structure and development of nuclear endosperm.

25.a) What are cereals? Write the economic importance of any three cereals.

(OR)

  1. b) What are narcotics? Write the economic importance of any three narcotic plants.

 

PART C

Answer any three of the following, each within 1200 words only.  Draw diagrams and flowcharts wherever necessary.                                                      (3×15= 45 Marks)

 

  1. Describe the asexual and sexual reproduction of Ectocarpus.
  2. Give an account of Bentham and Hooker’s system of classification. Add a note on

its merits and demerits.

  1. Give a comparative account of the anatomy of dicot and monocot stem.
  2. Describe the structure and development of dicot embryo.
  3. Write the scientific name, family, useful parts and uses of two spices, two fibres and

two timber yielding plants.

Go To Main Page

                                                           

 

 

Loyola College B.Com Corporate & Secretaryship Nov 2008 Indian Banking Question Paper PDF Download

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Com. DEGREE EXAMINATION – CORPORATE SECRETARYSHIP

LA 05

 

FIFTH SEMESTER – November 2008

BC 5500 – INDIAN BANKING

 

 

 

Date : 03-11-08                     Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

SECTION  – A

 

Answer ALL the questions                                                                                        (10 x 2=20 marks)

 

  1. What are the motives for investment policy?
  2. State the different types of bank deposits.
  3. What do you mean by branch expansion?
  4. What are the services rendered to depositors and borrowers?
  5. What is fixed deposit?
  6. What do you mean by stale Cheques?
  7. Who are the beneficiaries from the usage of credit card?
  8. Who is a Merchant banker?
  9. What is Mortgage?
  10. What are the four major criteria in project appraisal?

 

SECTION – B

 

Answer any FIVE questions                                                                                      (5×8=40 marks)

 

  1. What are the duties of a banker while honouring customers Cheque?
  2. Explain the factors that are taken into consideration by commercial banks while lending and investing
  3. What are the various functions of a merchant banker?
  4. State the difference between Savings Account and Current Account.
  5. Explain the Merits and Demerits of Branch Banking?
  6. Mention the steps involved in withdrawal of cash in ATMs
  7. Distinguish Credit card from Debit card
  8. As a banker what precautions you will take while lending against Jewels?

 

SECTION – C

 

Answer any TWO questions                                                                                   (2×20=40 marks)

 

  1. What are the various functions of RBI?
  2. What are the Modern functions of Commercial banks?
  3. What is meant by Project Appraisal? What are the major criteria the banker has to take into Account while granting loan for a Project?

 

 

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

   B.Com. DEGREE EXAMINATION – CORPORATE SECRETARYSHIP

LA 04

 

THIRD SEMESTER – November 2008

BC 3501 – MARKETING MANAGEMENT

 

 

 

Date : 08-11-08                     Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

 

SECTION A                          (10X2=20Marks)

I ANSWER ALL THE QUESTIONS

 

  1. .What do you mean by metamarketing?
  2. What are the elements of marketing mix?
  3. Write short notes on. Life style segmentation.
  4. What do you mean by product line expansion?
  5. What is Trade Mark?
  6. What is umbrella brand?
  7. Under what circumstance you would recommend skimming pricing strategy?
  8. What do you mean by Telemarketing?
  9. What are Hypermarkets?
  10. What do you mean by retailing?

 

SECTION B                          (5X8=40 Marks)

 

II ANSWER ANY Five QUESTIONS

 

  1. Explain the nature of marketing.
  2. What is consumer behaviour? State the factors influencing consumer behaviour.
  3. Discuss the different criteria for market segmentation.
  4. Discuss the significance of product planning.
  5. Why new products fail in the market? Discuss the reasons.
  6. What are the objectives of pricing?
  7. Briefly discuss the sources of marketing information.
  8. Explain the recent improvements in Transportation.

 

 

SECTION C                          (2X20=40)

 

III ANSWER ANY TWO QUESTIONS

 

  1. Define marketing and discuss the significance of marketing in the modern world.
  2. What is meant by product life cycle? Explain the concept with an illustration
  3. What are channels of distribution? What channels of distribution would you suggest for

marketing ,a) Canned foods

  1. b) fertilizers.

 

 

 

 

Loyola College B.Com Corporate & Secretaryship Nov 2008 Marketing Management Question Paper PDF Download

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

   B.Com. DEGREE EXAMINATION – CORPORATE SECRETARYSHIP

LA 04

 

THIRD SEMESTER – November 2008

BC 3501 – MARKETING MANAGEMENT

 

 

 

Date : 08-11-08                     Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

 

SECTION A                          (10X2=20Marks)

I ANSWER ALL THE QUESTIONS

 

  1. .What do you mean by metamarketing?
  2. What are the elements of marketing mix?
  3. Write short notes on. Life style segmentation.
  4. What do you mean by product line expansion?
  5. What is Trade Mark?
  6. What is umbrella brand?
  7. Under what circumstance you would recommend skimming pricing strategy?
  8. What do you mean by Telemarketing?
  9. What are Hypermarkets?
  10. What do you mean by retailing?

 

SECTION B                          (5X8=40 Marks)

 

II ANSWER ANY Five QUESTIONS

 

  1. Explain the nature of marketing.
  2. What is consumer behaviour? State the factors influencing consumer behaviour.
  3. Discuss the different criteria for market segmentation.
  4. Discuss the significance of product planning.
  5. Why new products fail in the market? Discuss the reasons.
  6. What are the objectives of pricing?
  7. Briefly discuss the sources of marketing information.
  8. Explain the recent improvements in Transportation.

 

 

SECTION C                          (2X20=40)

 

III ANSWER ANY TWO QUESTIONS

 

  1. Define marketing and discuss the significance of marketing in the modern world.
  2. What is meant by product life cycle? Explain the concept with an illustration
  3. What are channels of distribution? What channels of distribution would you suggest for

marketing ,a) Canned foods

  1. b) fertilizers.

 

 

 

Loyola College B.Com Corporate & Secretaryship Nov 2008 Financial Management Question Paper PDF Download

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Com. DEGREE EXAMINATION – BUS.ADMIN&CORP.SECRE.

QB 26

 

THIRD SEMESTER – November 2008

CO 3201/BU 3201 – FINANCIAL MANAGEMENT

 

 

 

Date : 13-11-08                     Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

SECTION – A

Answer all the following questions:                                                                         (2×10=20)

  1. What is financial management?
  2. State any two factors that determine the capital structure of a firm.
  3. What is time value of money?
  4. Explain the cost of equity.
  5. Give any two merits of debenture issue.
  6. The capital structure of Reena Ltd. consists of Equity and debenture in the proportion of 70% and 30% respectively.  The cost of equity is 15%.  The cost of debenture is 10%.  Calculate weighted average cost of capital.
  7. The capital structure of a company consists of 10% preference share capital of Rs.1,00,000 , 10% debenture of Rs.2,00,000 and equity share capital @ Rs.10 each of Rs.1,00,000.  It has an EBIT of Rs.60,000.  The company is in 50% tax bracket.  Calculate financial leverage of the company.
  8. A project requires an investment of Rs.10,00,000.  The plant required under the project will have a scrap value of Rs.80,000 at the end of its useful life of 5 years.  The profits after tax are as follows:
Year 1 2 3 4 5
Rs. 50,000 75,000 1,25,000 1,30,000 80,000

Calculate Accounting rate of return.

  1. Calculate the Debtors collection period in days from the following:

Debtors on 1.1.2006                           Rs.400

Debtors on 31.12.2006                       Rs.220

Credit sales during the year                Rs.3000

Period covered                                    365 days

  1. State True or false:
  1. The optimum capital structure is obtained when the market value per equity share is the maximum.
  2. A company cannot make a bonus issue without making the existing partly paid shares as fully paid up.

 

SECTION – B

Answer any five questions:                                                                                      (5×8=40)

 

  1. The following data pertain to Forge Limited:

Existing capital structure: 10 lakh equity shares of Rs.10 each.

Tax rate: 50%

Forge limited plans to raise additional capital of Rs.100 lakhs for financing an expansion project.  It is evaluating two alternative financing plans: (i) issue of 10,00,000 equity shares of Rs.10 each and (ii) issue of Rs.100 lakh debentures carrying 14% interest.  Calculate the EBIT level at which investors would be indifferent to the two options.

 

  1. a)  Abu Ltd has raised funds through issue of 20,000 debentures of Rs.100 each at a    discount of Rs.10 per debenture with 10 year maturity.  The coupon rate is 16%.  Floatation cost is Rs.2 per debenture.  The debentures are redeemable at a premium of 10%.  Tax rate is 30%.  Calculate the cost of debentures.
  1. b) Xyz ltd issued 1,00,000 equity shares of Rs.10 each at a premium of Rs.5 each. The company incurred Rs.15,000 expenses on issue.  The shareholders expect a dividend of 18% per annum.  Calculate the cost of equity.

 

  1. The following is the balance sheet of zee co.,

 

Liabilities Rs. Assets Rs.
Equity capital(Rs.10 per share) 60,000 Net fixed assets 1,50,000
10% Long-term debt 80,000 Current assets 50,000
Retained earnings 20,000
Current liabilities 40,000
2,00,000 2,00,000

The company’s total assets turnover ratio is 3.  Its fixed operating cost are Rs.1,00,000 and its variable operating costs ratio  to sales is 40%.  The income tax rate is 50%.  Calculate operating, financial and combined leverages.

 

  1. Compute the pay-back period under a) traditional pay-back method and b) discounted pay-back method.

Initial investment                    Rs.80,000

Estimated life                         5years

 

Earnings after tax:                      Rs.

End of year    1                        6,000

2                      14,000

3                      24,000

4                      16,000

5                         Nil

Depreciation has been calculated under straight-line method.  The cost of capital can be taken at 20% p.a.

 

 

  1. The directors of Bata Company wishes to ascertain the working capital required to meet the planned production of 275600 units during the year.  The cost of production is Rs. 180 per unit, comprising of raw material – Rs.90, direct labour – Rs.40 and overheads Rs.50.  Selling price is Rs.200 per unit.  Raw material is in stock for 4 weeks.

Work in progress (assume 50% completion) is in stock for 3 weeks

Finished good is in stock for 5 weeks.  Credit allowed by suppliers is 4 weeks

Credit allowed to debtors is 6 weeks

Lag in payment of wages is 2.5 weeks and overheads is 2 weeks

Cash at bank is expected to be Rs. 50,000.  60% of the company’s sales are for credit.

  1. “The financial goal of a firm should be to maximize profit and not wealth”.  Do you agree with this statement?  Comment.

 

  1. What are the different sources of internal financing?  Explain them with its merits.

 

  1. What is working capital management?   What are the factors that determine the working capital needs of an enterprise?

 

SECTION – C

Answer any two questions:                                                                                      (2×20=40)

 

  1. Explain the meaning of the terms “dividend” and “dividend policy”.  Discuss the main determinants of dividend policy of a firm.

 

  1. The following is the figures of Kline Ltd:

Rs.

EBIT                                                               20,00,000

Less: debenture interest@5%    50,000

Loan interest @ 10%    1,50,000            2,00,000

EBT                                                                 18,00,000

Less: Tax@ 50%                                               9,00,000

EAT                                                                  9,00,000

 

 

Number of equity shares @ Rs.10 each          4,50,000

Earnings per Share                                                      2

Market price per share                                   24

P/E ratio                                                                    12

The company has undistributed reserves of Rs.10,00,000.  It is in need of Rs. 20,00,000 to modernize the plant.  It has identified the following financial options:

  1. Raise a long term loan at 11%
  2. Issue 1,00,000 equity share of Rs.20 each

The company expects to increase its rate of return by 2% as a result of modernization, but the P/E ratio is likely to reduce to 10 if the entire amount is raised through term loan.

 

  1. A company is considering to purchase a machine.  Two machines are available X and Y costing Rs.90,000 each.  The Cash flow after tax are expected to be as follows:

 

Year       ‘X’ machine

Rs.

          ‘Y’ machine

Rs.
1 25,000 15,000
2 30,000 25,000
3 35,000 30,000
4 25,000 40,000
5 20,000 30,000

Evaluate two alternatives & suggest which machinery should be purchased according to:

  1. Internal rate of return
  2. Net present value method (cost of capital 10%).

 

 

Loyola College B.Com Corporate & Secretaryship Nov 2008 Cost Accounting Question Paper PDF Download

by

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Com. DEGREE EXAMINATION – CORPORATE SECRETARYSHIP

LA 06

 

FIFTH SEMESTER – November 2008

BC 5501 – COST ACCOUNTING

 

 

 

Date : 05-11-08                     Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

 

SECTION – A

Answer ALL questions                                                                                               (10 x 2 = 20 marks)

 

  1. What is perpetual inventory system?
  2. Explain EOQ.
  3. Give reasons as to why it is necessary to reconcile cost accounts and financial

accounts.

  1. Explain with example ‘first-in- first-out’ (FIFO) method of stock valuation.
  2. Differentiate between job costing and process costing.
  3. How much of profit would you allow to be considered in the following case ?

Rs.

Cost incurred so far for contract      :    2,80,000

Contract price                                   :    5,00,000

Cash received                                   :    2,70,000

Uncertified work                              :       30,000

Retention money 10%

  1. Mr. X runs a tempo service and has 5 vehicles. Distance traveled by each vehicle per

day – 200 kms.  Normal loading capacity – 100 quintals.  Wastage in loading capacity

–  10%.  Percentage of vehicle laid-up for repairs – 5%.  Effective days in a month –

  1. Calculate quintal kms of the vehicles.
  2. Calculate direct labour hour rate from the following:

Total number of workers-100; Working days in a year-300; No. of hours per day

worked -8; Idle time -5%; Factory overheads-Rs. 11,400.

  1. The records of Anand Company present the following data for the month of

August 2008. Direct labour cost-Rs.16,000(160% of factory overheads); cost

of production-Rs. 56,000;  administration expenses-2,600; opening stock of raw

materials-Rs. 8,000 and closing stock of raw materials-Rs. 8,600; sales for the

month-Rs. 75,000. Prepare statement of cost.

  1. Calculate earnings of Worker ‘A’ under straight piece system and Taylor’s

differential piece rate system.  Normal rate per hour Rs. 2.40;standard time per

unit-30 seconds; Worker ’A’ produced 800 units per day.

                                                             

                                                             SECTION – B

      Answer any FIVE questions                                                                                             (5 x 8 = 40 marks)

  1. What do you mean by elements of costs? Discuss the various elements of costs.
  2. What is labour turn-over? Explain its causes and effects and also suggest the steps to

reduce labour turn-over.

 

 

 

  1. Production sections of a factory working on the job order system pay their workers

      under the Rowan Premium  Bonus Scheme.  Workers also get a Dearness allowance

of Rs. 12 per week of 55 hours.

A  worker’s basic wage is Rs. 2 per day of 8 hours and his time sheet for a week is

summarised below:

Job No.                  Time allowed                      Time taken

1844                             25 hrs                               20 hrs

1926                             30 hrs                               20 hrs

Idle time(waiting)                                                                 8 hrs

48 hrs

Calculate the gross wages he has earned for the week and indicate the accounts

to which the wages amounts will be debited.

 

  1. In a factory, there are two service departments S1 and S2 and three production

departments P1, P2, and P3.  In April 1998, the departmental expenses were:

Departments       P1                    P2                  P3                  S1                   S2

Rs.           6.50,000         6,00,000        5,00,000         1,20,000        1,00,000

The service department expenses are allotted on a percentage basis as follows:

Service Departments               Production Deptts.                         Service Deptts.

P1           P2            P3                    S1                  S2

S1                           30           40             15                    —                   15

S2                           40           30             25                     5                    —

Prepare a statement showing the distribution of the two service departments

expenses to the three departments.

 

  1. Utkal Construction Ltd. took a contract in 2007 for road construction. The contract

price was Rs. 10,00,000 and its estimated cost of completion would be Rs. 9,20,000.

at the end of 2007, the Company has received Rs. 3,60,000 representing 90% of

work certified.  Work not yet certified had cost Rs. 10,000.

Expenditure incurred on the contract during 2007 was as follows: Materials

Rs. 50,000; Labour Rs. 3,00,000; Plant Rs. 20,000.

Materials costing Rs. 5,000  were damaged and had to be disposed of for Rs. 1,000

Plant is considered as having depreciated by 25%.

Prepare Contract Account for 2007 in the books of Utkal Construction Ltd.

 

16.Union Transport Company supplies the following details in respect of a truck of 5

tonne capacity:

Cost of truck                            Rs. 4,50,000

Estimated life                           10 years

Diesel, oil, grease                     Rs. 150 per trip each way

Repairs & maintenance            5,000 per month

Drivers’ wages                         5,000 per month

Cleaners’ wages                       2,500 per month

Insurance                                  4,800 per year

Tax                                           2,400 per year

General supervision charges    4,800 per year

The truck carries goods to and from the city covering a distance of 50 km. each way.

In outward trip, freight is available to the extent of full capacity and on return 20%

of capacity.  Assuming that the truck runs on an average of 25 days a month, work

out: (a) Operating cost per tonne-km (b) Rate per tonne per trip that the company

should charges if a profit of 50% on freight is to be earned.

 

 

 

17.Ace Ltd. manufactures a product and the following particulars are collected for

the year ended March, 2000.

—Monthly demand(units)                 1,000

—Cost of placing an order(Rs.)            100

—Annual carrying cost(Rs. per unit)      15

—Normal usage(units per week)             50

—Minimum usage(units per week)         25

—Maximum usage(units per week)        75

—Re-order period(weeks)                      4-6

Your are required to calcultate (i) Re-order quantity, (ii) Re-order level,

(iii) Minimum level, (iv) Maximum level, (v) Average stock level.

 

  1. 10,000 units of raw materials are introduced into a process at cost of Rs. 20,000. Wages

and overheads for the process are Rs. 5,100 and Rs. 3,400 respectively.  7,500 units

were completed; of the remaining 2,500 units on the average 40% work has been done

in respect of labour and overheads.  Ascertain the cost of completed units and

work-in-progress at the end. 

 

 

SECTION – C

Answer any TWO questions                                                                               (2 x 20 = 40 marks)

 

  1. South Viscose Ltd. has furnished you the following information from the financial

books for the year ended 31st March 2008.

Profit and Loss Account

For the year ended 31st March 2008

 

Opening Stock

500 units at Rs. 35 each

Materials consumed

Wages

Gross Profit c/d

 

Factory overheads

Administration overhead

Selling expenses

Bad debts

Preliminary expenses

Net Profit

 

     Rs.

 

17,500

2,60,000

1,50,000

 3,02,500

 7,30,000

94,750

1,06,000

55,000

4,000

5,000

    48,000

3,12,750

  

Sales:

10,250 units

Closing stock:

250 units @ Rs. 50 each

 

 

Gross Profit b/d

Interest

Rent Received

     Rs.

 

7,17,500

 

12,500

________

 7,30,000

3,02,500

250

10,000

 

 

________

3,12,750

The cost sheet shows the cost of materials as Rs. 26 per unit and the labour cost as

Rs. 15 per unit.  The factory overheads are absorbed at 60% of labour cost and

administration overheads at 20% of factory cost.  Selling expenses are charged at

Rs. 6 unit.  The opening stock of finished goods is valued at Rs. 45 per unit.

You are required to prepare:

(i) a statement showing profit as per cost accounts for the year ended 31st March

2008.

(ii) a statement showing the reconciliation of profit disclosed in cost accounts

with the profits shown in the financial accounts.

 

 

 

 

 

  1. From the following details of stores receipts and issues of materials “EXE” in a

manufacturing unit, prepare the Stock Ledger using Weighted Average Method of

valuing the issues.

 

2005

       Nov.    1 Opening stock 2,000 units @ Rs. 5.00 each

3  Issued 1,500 units to production

4  Received 4,500 units @ Rs. 6.00 each

8  Issued 1,600 units to production

9  Returned to stores 100 units by Production Department(from the issues

of Nov. 3)

16  Received 2,400 units @ 6.50 each

19  Returned to supplier 200 units out of the quantity receive on Nov. 4

20  Received 1,000 units @ Rs. 7.00 each

24  Issued to production 2,100 units

27  Received 1,200 units @ Rs. 7.50 each

29  Issued to production 2,800 units.

(Use rates upto two decimal places)

 

  1. Product ‘Z’ is obtained after it passes three distinct processes. The following

information is obtained from the accounts for the month ending March, 2005:

Process

Items                                                   Total               I             II             III

Rs.               Rs.          Rs.           Rs.

Direct material                                    7,542            2,600      1,980        2,962

Direct wages                                       9,000            2,000       3,000        4,000

Production overheads                         9,000               —              —              —

% of Normal Loss to input                                         5%         10%          15%

Output(in units) during the month                              950          840          750

Value of scrap per unit(Rs.)                                          2              4              5

1,000 units at Rs. 3 each were introduced to process I.  There was no stock of

material or work-in-progress at the beginning or end of the period.  The output of

each process passess direct to the next process and finally to finished stores.

Production overhead is recovered on 100 per cent of direct wages.

Prepare process cost accounts and other related accounts. 

 

 

 

 

© Copyright Entrance India - Engineering and Medical Entrance Exams in India | Website Maintained by Firewall Firm - IT Monteur