Loyola College Question Paper 2006

Loyola College M.Sc. Zoology April 2006 Cell And Molecular Biology Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 23

SECOND SEMESTER – APRIL 2006

                                             ZO 2808 – CELL AND MOLECULAR BIOLOGY

 

 

Date & Time : 19-04-2006/FORENOON     Dept. No.                                                       Max. : 100 Marks

 

 

Part A                                               (Answer All)                                       10 ´ 2 = 20

 

  1. Distinguish totipotent from pleuripotent stem cells.
  2. How does ER synthesis lecithin?
  3. Illustrate fluorescent activated cell sorted.
  4. Define mDNA and add its significance.
  5. Sketch avian flu H5N1
  6. Differentiate error free and error prone system of repair.
  7. Explain gestational diabetes.
  8. What is genetic enhancement?
  9. Comment on attenuation?
  10. What is De Novo initiation?

Part B                                          (Answer any four)                                   4 ´ 10 = 40

  1. How does golgi transport cargo vesicles to lysosome? Illustrate.
  2. Illustrate Na+ – K+ pump being operated across the plasma membrane..
  3. State the theories on carcinogenesis.
  4. Describe the methods of finger printing.
  5. Give an account of ionizing radiations and its characteristics
  6. Explain oncogenes and growth factors. Add notes on nuclear oncogenes.

 

Part C                                           (Answer any two)                                   2 ´ 20 = 40

  1. Explain the principle, protocol and application of FISH technique.
  2. How are chromosomes studied? Propose a protocol. Discuss the role of giant

chromosomes and their significance.

  1. Write an essay on DNA repair mechanism.
  2. Give an account of Lac Operon of E. coli and positive control.

 

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Loyola College M.Sc. Zoology April 2006 Biophysics Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 24

SECOND SEMESTER – APRIL 2006

                                                                 ZO 2809 – BIOPHYSICS

 

 

Date & Time : 21-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                            (Answer All)                            10 X 2 = 20

 

  1. Explain Quantum theory.
  2. What is a centripetal force?
  3. Define zero mobility.
  4. What is enthalpy?
  5. Explain the process of Haemolysis.
  6. Give any two biological uses of ultrasound.
  7. Define numerical aperture of a microscope.
  8. What are Electromagnetic waves?
  9. Define Isotopes.
  10. What is Fick’s law?

Part B                            (Answer any four)                   4 X 10 = 40

  1. Write a paragraph on NMR.
  2. Explain in detail about the ultrasound and its Medical uses.
  3. Write a paragraph on the Medical and Biological uses of X-rays.
  4. Explain the circular paper Chromatography.
  5. What are the principles of light? Highlight the photoelectric effect.
  6. Give an account of the working principle of a Colorimetry.

 

Part C                            (Answer any two)                             2 X 20 = 40

  1. What is PAGE? Explain the principle, working and applications of PAGE.
  2. Explain in detail about the Physical Laws in Living systems.
  3. Write an essay on TEM.
  4. Discuss the principle involved, categories and applications of centrifugation.

 

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Loyola College M.Sc. Zoology April 2006 Bioinformatics Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 33

FOURTH SEMESTER – APRIL 2006

                                                            ZO 4806 – BIOINFORMATICS

 

 

Date & Time : 27-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                               (Answer All)                                      10 ´ 2 = 20

  1. What do you mean by online and offline information?
  2. What are the roles of Multimedia in education?
  3. Give the significance of E-mail
  4. Comment on metal binding proteins.
  5. Differentiate rooted and unrooted phylogenetic tree?
  6. What do you mean by MSA?
  7. Comment on pair wise alignment?
  8. What is meant by accession number?
  9. What do you mean by threading?
  10. What is a biochip?

Part B                               (Answer any four)                             4 ´ 10 = 40

  1. Briefly describe the operating system in the computer.
  2. Bioinformatics is a typical example for Multidisciplinary subject – Discuss
  3. Explain the sources of information in the electronic era.
  4. Write an essay on Phylogenetic tree?
  5. Define pair wise alignment with its mechanism?
  6. Discuss the dynamic programming in sequence alignment.

Part C                               (Answer any two)                              2 ´ 20 = 40

  1. Discuss the various aspects of Internet in the information scenario.
  2. Discuss the Human Genome project in the context of Bioinformatics
  3. Describe the methods and concept in data base development.
  4. Describe the Multiple Sequence Alignment with a note on Metallothionein.

 

 

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Loyola College M.Sc. Zoology April 2006 Biochemistry Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 25

SECOND SEMESTER – APRIL 2006

                                                              ZO 2810 – BIOCHEMISTRY

 

 

Date & Time : 24-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                                     (Answer All)                          10 X 2 = 20

 

  1. What are chilomicrons?
  2. What is caramalisation?
  3. Comment on soponification.
  4. Write a note on phospholipids.
  5. What are enatiomers?
  6. What are Zwitter ions?
  7. Differentiate essential aminoacids from nonessential amino acids
  8. Write a note on Allosteric inhibition.
  9. Comment on Tindall effect.
  10. What is cyanocobalamine?

Part B                                     (Answer any four)                 4 X 10 = 40

 

  1. Describe the following: (1) Hydrolysis of proteins (2) Denaturation of proteins.
  2. Describe the process of biosynthesis of purines and pyrimidines.
  3. Bring out Michaelis –Menton equation.
  4. Explain the biochemistry of b oxidation .
  5. Bring out the catabolism of amino acids.
  6. Describe the properties of amino acids.

 

Part C                                     (Answer any two)                              2 X 20 = 40

  1. Write an essay on the biochemistry of vitamins.
  2. Bring out the degradation pathways of purines and pyrimidines.
  3. Write an essay on the biochemistry of fatty acids.
  4. Discuss about the structure and classification of proteins.

 

 

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Loyola College M.Sc. Zoology April 2006 Bio Statistics Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 27

SECOND SEMESTER – APRIL 2006

                                                              ZO 2953 – BIO STATISTICS

 

 

Date & Time : 26-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

Part A                                     (Answer All)                          10 ´ 2 = 20

 

  1. Differentiate primary from secondary data collection.
  2. What is standard error? Write its significance.
  3. Classify sampling techniques.
  4. What is meant by dispersion?
  5. Differentiate hypothesis from null hypothesis.
  6. What is meant by chance selection?
  7. Give the formulae for chi square test.
  8. Define Hardy-Weinberg law
  9. What is frequency polygon?
  10. What is probability distribution?

Part B                                     (Answer any four)                 4 ´ 10 = 40

 

  1. What are the components of a table?
  2. Draw a pie diagram of the following data
Frog Earthworm Bird Bugs Centipede
2 7 5 12 13
  1. Give an account of Skewness and kurtosis
  2. Comment on positive and negative correlation.
  3. Calculate the standard deviation and standard error of mean from the following data.

Glucose level in mg/100ml of blood samples as 84, 96, 105, 96, 98, 106, 11, 103,

106, 116 and 89.

  1. The RBC count and Hb% gr/100 ml of 500 persons are recorded. Is there any

significance between RBC and Hb?

RBC Count Hb above normal Hb below normal
Above normal 85 75
Below normal 165 175

(at p 5% level of Table value of Chi square @ 1df = 3.84)

 

 

Part C                                     (Answer any two)                              2 ´ 20 = 40

  1. Write notes on Computer application in Bio-Statistics.
  2. What are the different methods of collection and representation of data?
  3. Regression correlation x on y for number of ponds (x) in a town and number of fishes

(y) is as follows.

x 10 9 8 7 6 5
Y 230 220 218 200 181 168

Find y when x = 4,3,2 respectively.

  1. By ANOVA, find if there is an increase in paddy production in different sub- species in different plots.
A B C D
7 6 3 4
8 7 2 5
11 9 1 2
12 11 7 4

TV = 6.05

 

 

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Loyola College M.Sc. Zoology April 2006 Behavioural Biology Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 31

FOURTH SEMESTER – APRIL 2006

                                                     ZO 4801 – BEHAVIOURAL BIOLOGY

 

 

Date & Time : 22-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                                     (Answer All)                          10 X 2 = 20

 

  1. Differentiate instinct from imprinting.
  2. Comment on industrial melanism
  3. What is habituation?
  4. Comment on stimulus filtering.
  5. Comment on animal cooperation.
  6. What are mental images?
  7. Comment on natural selection and behaviour.
  8. Explain the electrical method of studying animal behaviour.
  9. Comment on cyclomorphosis.
  10. Explain the nonverbal communication in human.

Part B                                     (Answer any four)                 4 X 10 = 40

  1. Briefly explain the phenomena of mimicry and colouration in animals.
  2. Explain Pavlov’s experiment on classical conditioning.
  3. Explain the genetic basis of animal behaviour.
  4. Explain the evolutionary basis of animal behaviour.
  5. Write a note on biological aspects of learning.
  6. Why conflict is inevitable? Explain the types with suitable examples.

 

Part C                                     (Answer any two)                              2 X 20 = 40

  1. “Honey bees have a complex behaviour”. Substantiate the statement.
  2. Write an essay on homeostatic behaviours of animals.
  3. Elaborate points on displacement, ritualisation and communication.
  4. Give a detailed account on intelligence, tool use and culture.

 

 

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Loyola College M.Sc. Zoology April 2006 Applied Entomology Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

Ts 32

FOURTH SEMESTER – APRIL 2006

                                                      ZO 4802 – APPLIED ENTOMOLOGY

 

 

Date & Time : 25-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                                     (Answer All)                          10 ´ 2 = 20

  1. Expand: FAO, FYM, ICMR & IVRI.
  2. What are repellents?
  3. Comment on pheromone traps?
  4. What is a red cotton bug?
  5. Comment on household insect pests.
  6. Comment on armyworm.
  7. What is a bee forage?
  8. Comment on knapsack sprayer.
  9. Comment on shaft louse.
  10. Enumerate any two causes for insects assuming pest status.

Part B                                     (Answer any four)                 4 ´ 10 = 40

  1. Give an account on any three insect pests of rice and their control.
  2. Give an outline classification of the class Insecta with suitable examples.
  3. Write an account on apiculture.
  4. Describe Integrated Pest Management.

15.Give an account on the life cycle of locust and its control.

  1. Explain the procedure involved in the dry mount of insects.

Part C                                     (Answer any two)                              2 ´ 20 = 40

  1. Give an account on the rearing of silkworms for the production of silk.
  2. Give a detailed account on insecticides.
  3. Describe biological control of insect pests.
  4. Give a detailed account of insects in relation to public health.

 

 

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Loyola College M.Sc. Zoology April 2006 Advanced Evolutionary Biology Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

THIRD SEMESTER – APRIL 2006

                                        ZO 3803 – ADVANCED EVOLUTIONARY BIOLOGY

 

 

Date & Time : 17-04-2006/AFTERNOON   Dept. No.                                                       Max. : 100 Marks

 

 

Part A                                              (Answer All)                                      10 ´ 2 = 20

  1. Comment on agnostic period in the history of evolutionary thought.
  2. List down the contributions of Jean B. Lamarck.
  3. Explain Batesian mimicry.
  4. What do you mean by co-evolution?
  5. Enumerate the evolutionary significance of Mesozoic era.
  6. Comment on biochemical recapitulation.
  7. What are CITROENS?
  8. Write a note on atavism.
  9. Explain evolutionary constancy with a suitable example.
  10. Comment on Orthogenesis.

Part B                                          (Answer any four)                                 4 ´ 10 = 40

  1. Categorise the available fossil records.
  2. Explain the evolutionary role of point mutations.
  3. Write notes on Neo-Lamarckism.
  4. Hybridization is an evolutionary catalyst – Justify.
  5. Enumerate the importance of prospective adaptations.
  6. Briefly discuss Hardy – Weinberg law.

 

Part C                                          (Answer any Two)                                 2 ´ 20 = 40

  1. Categorise natural selection and discuss their role in evolution.
  2. Write an essay on speciation.
  3. Discuss the fossil records of man.
  4. Write notes on : (1) Evolution of eukaryotes (2) Sexual selection.

 

 

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Loyola College M.Sc. Zoology April 2006 Advanced Developmental Biology Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 20

FIRST SEMESTER – APRIL 2006

                                      ZO 1810 – ADVANCED DEVELOPMENTAL BIOLOGY

 

 

Date & Time : 28-04-2006/1.00-4.00 P.M.   Dept. No.                                                       Max. : 100 Marks

 

 

SECTION – A

 

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

 

  1. Explain ETT.
  2. Define Amniocentesis.
  3. What is an Organiser.
  4. Comment on Secondary Organ Rudiment.
  5. What is indifferent Gonad?
  6. Define EGG Polarity.
  7. Differentiate Pathological and Physiological Polyspermy.
  8. List out the different types of Blastula.
  9. Explain Ovoviviparous condition.
  10. Comment on “After Birth Tissue”.

 

SECTION – B

 

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

 

  1. Define Aging. Explain changes occurring during aging and the theories pertained to aging process.
  2. List out and describe the theories of fertilization.
  3. Write down the development of Amnion and Chorion with functions.
  4. Give an account of Embryonic Nutrition.
  5. Describe the fate map of Amphibian Blastula.
  6. Explain the process of Morphogenetic movements.

 

SECTION – C

 

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

 

  1. Define Pregnancy and explain changes during pregnancy.
  2. Write an essay on Invitro fertilization.
  3. Give an account on classification of Placenta.
  4. Write an account on Physiology of Gastrulation.

 

 

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Loyola College M.Sc. Zoology Nov 2006 Phylogeny Of Invertebrata And Chordata Question Paper PDF Download

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                     LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034    M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 13

FIRST SEMESTER – NOV 2006

    ZO 1807 – PHYLOGENY OF INVERTEBRATA AND CHORDATA

 

 

Date & Time : 26-10-2006/1.00-4.00        Dept. No.                                                       Max. : 100 Marks

PART-A

Answer ALL.                                                                                                      (10×2=20 marks)

  1. Give the dental formulae of the following animals.
  2. Man b. Rabbit
  3. Write the zoological names of the following animals.
  4. Tiger 2. Camel          3. Rabbit         4. Peacock
  5. Name the mouth parts of cockroach.
  6. Distinguish adaptation and adaptive radiation.
  7. What is palaeontological question mark?
  8. Define the following.
  9. polymorphism b. hermophroditism
  10. metamerism d. cephalisation
  11. Name any two larval forms of crustacea.
  12. Name the diseases caused by
  13. Leishmania
  14. Trypanosoma
  15. Give any two economic importance of invertebrates.
  16. Mention any two affinities of pogonophora towards invertebrates and two towards

chordates.

Part-B

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

 

  1. Write a comparative account of vertebrate hearts.
  2. Give an account of regeneration in invertebrate and chordates.
  3. Discuss in detail the affinities of cephalochordates.
  4. Explain in detail the organ and the organ systems of the minor phylum chaetognatha.

and discuss its phylogeny.

  1. Classify the class ostracoderm and elaborate the systematic position of the jawless

vertebrates.

  1. Write a paragraph on apiculture.
  2. Compare and contrast the respiratory system of invertebrates and chordates bringing

in the evolutionary significance.

Part-C

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

 

  1. a. Define a geological time scale
  2. Frame charts to show the distribution of invertebrates and chordates
  3. Explain the phylogenetic significance of the times scale.
  4. a. Placoderms
  5. Classify the placoderms
  6. Explain the origin and evolution of jaws
  7. a. Define Prawn culture
  8. Explain the process of culture of fresh water prawns
  9. Explain the process of culture of marine prawns
  10. a. What is a parasite?
  11. Mention the various diseases caused by the invertebrate parasites
  12. Explain in detail the existence and multiplication of parasites in human body

 

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Loyola College M.Sc. Zoology Nov 2006 Medical Lab. Technology Question Paper PDF Download

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                        LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 24

THIRD SEMESTER – NOV 2006

ZO 3953 – MEDICAL LAB. TECHNOLOGY

 

 

Date & Time : 30-10-2006/9.00-12.00   Dept. No.                                                    Max. : 100 Marks

 

 

PART A

(Answer all )                                                                                                          10 x 2 = 20

  1. Expand the abbreviations: hCG, ACD, PCV, ESR.
  2. Mention the clinical symptoms of falciparum malaria.
  3. What is erythroblastosis foetalis?
  4. Give the normal value of  ESR and PCV.
  5. Differentiate IDDM from NIDDM.
  1. Distinguish Gambia fever from Kala azar.
  1. Differentiate inoculative from contaminative mode of infection.
  2. Define the terms: Quality Control and Quality Assessment.
  3. What is WIDAL test?
  4. What is Compatibility testing in a blood bank.

PART B

(Answer any four)                                                                                               4 x 10 = 40

  1. Describe the principle and procedure for the estimation of haemoglobin. Give the normal value and clinical importance.
  2. Give an account of food and water borne bacterial infections of man.
  3. Describe various components of the blood separated in a blood bank.
  4. Summarise the characteristics of seminal fluid as a laboratory sample.
  5. Explain briefly the physical methods of sterilization.
  6. Describe the life cycle of Schistosoma haematobium and a add a note on the      pathogenicity.
  1. Write the procedure for the detection of ketone bodies and bile pigments in the urine sample.

PART C

(Answer any two)                                                                                                2 x 20 = 40

  1. Describe in detail cycle of Golgi. Add a note on clinical symptoms of malaria.
  2. Describe in detail the principle, procedure, normal value and clinical significance of total WBC count with a suitable diagram.
  1. Write an essay on pathogenic viruses of man.
  2. Write an essay on ABO blood grouping and Rh typing human population.

 

 

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Loyola College M.Sc. Zoology Nov 2006 Advanced Evolutionary Biology Question Paper PDF Download

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                        LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 15

FIRST SEMESTER – NOV 2006

ZO 1809 – ADVANCED EVOLUTIONARY BIOLOGY

 

 

Date & Time : 31-10-2006/1.00-4.00    Dept. No.                                                       Max. : 100 Marks

 

 

PART A

(Answer all)                                                                                                10 x 2 = 20

  1. Differentiate neoteny from paedogenesis
  2. What is Darwinian fitness?
  3. What are cannon and splint bones?
  4. Comment on genetic inertia
  5. Enumerate the evidences to prove the fact that the primitive atmosphere lacked free oxygen
  6. Characterise the ‘Period of Reaction’ in the history of evolutionary thought
  7. Antibiotics exert a strong evolutionary force’. Substantiate
  8. What is atavism?
  9. What are ichnofossils?
  10. Comment on the first authentic hominid fossil from India

PART B

(Answer any four)                                                                                   4 x 10 = 40

  1. Explain neolamarckism
  2. Briefly describe the methodologies employed in dating the fossils
  3. With suitable examples explain co-evolution
  4. Elaborate the importance of numerical changes in chromosomes
  5. Write notes on polymorphism and evolution
  6. An organ is homologous with another because of what it is, not because of what it does. Substantiate

PART C

(Answer any two)                                                                                    2 x 20 = 40

  1. The evolution of a trait through natural selection could be substituted by the evolution of a trait through social selection – Discuss
  2. Categorise isolating mechanisms and discuss their role in speciation
  3. Enumerate the recent concepts of recapitulation theory
  4. Write notes on (i) hybrid speciation and (ii) Animal Colouration

 

 

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Loyola College M.Sc. Zoology Nov 2006 Immunology Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034  M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 23

THIRD SEMESTER – NOV 2006

ZO 3952 – IMMUNOLOGY

 

 

Date & Time : 30-10-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

 

PART – A                                          2 x 10 = 20  Marks

I           Answer ALL the questions.

  1. What is peyer’s patches?
  2. What is the significance of cytokines?
  3. Expand PEG
  4. Differentiate between innate and acquired immunity.
  5. What is epitope?
  6. Comment on heptens
  7. What is immune response?
  8. Differentiate between monoclonal antibody from polyclonal antibody?
  9. Explain MHC
  10. What are mast cells?

 

 

PART – B                                    4 x 10 = 40 Marks

II         Answer any FOUR of the following

  1. Write a note on vaccines and their schedule intervals.
  2. Explain the role of B and T lymphocytes
  3. Write a note on primary and secondary lymphoid organs in man.
  4. Explain the process of haemopoiesis.
  5. How is monoclonal antibodies produced.
  6. What are antigenic determinants on immunoglobulin.

 

 

PART – C                                    2 x 20 = 40 Marks

III        Answer any TWO of the following

 

17.Write an essay on organization and inheritance of MHC.

18.What are the different hypersensitive reactions.

19 Give in detail the classification of immunoglobulins.

  1. Write an essay on bacterial infection and immunity in man..

 

 

 

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Loyola College M.Sc. Zoology Nov 2006 Advanced Developmental Biology Question Paper PDF Download

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                        LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 16

FIRST SEMESTER – NOV 2006

ZO 1810 – ADVANCED DEVELOPMENTAL BIOLOGY

 

 

Date & Time : 02-11-2006/1.00-4.00     Dept. No.                                                       Max. : 100 Marks

 

 

 

PART- A

(Answer all )                                                                                                           10 x 2 = 20

  1. What is Hysterosalpingography?
  2. Comment on After birth tissue
  3. Write brief notes on embryo transfer
  4. What is calcium activation?
  5. Explain amphitoky
  6. Comment on key and lock type interaction
  7. Differentiate early adult and middle aged man
  8. List out the significance of polarity
  9. Define the term organizer
  10. Comment on therapeutic cloning

PART- B

(Answer any four)                                                                                                             4 x 10 = 40

  1. Write notes on changes during pregnancy
  2. What are the factors causing neoteny and write its significances
  3. Write down the classification of placenta
  4. Explain the theories of preformation, epigenesis and pangenesis
  5. Give an account of exogastrulation
  6. Describe the ultrastructural organisation of sperm with reference to movement

PART – C

(Answer any two)                                                                                                  2 x 20 = 40

  1. (a) Write an account of ovulation and hormonal control

(b) Explain sperm transport, fertilization and implantation of fertilized ovum

  1. Write an essay on human cloning and its ethical implications
  2. Give an account of natural parthenogenesis
  3. Explain about embryonic induction

 

 

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Loyola College M.Sc. Zoology Nov 2006 Animal Biodiversity And Biosystematics Question Paper PDF Download

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                      LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034  M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 14

FIRST SEMESTER – NOV 2006

ZO 1808 – ANIMAL BIODIVERSITY AND BIOSYSTEMATICS

 

 

Date & Time : 28-10-2006/1.00-4.00         Dept. No.                                                       Max. : 100 Marks

 

 

 

PART A

(Answer all)                                                                                                10 x 2 = 20

  1. Why taxonomy is essential?
  2. Name any four endangered animals of India
  3. Define species
  4. Differentiate monotypic and polytypic species
  5. Name the biodiversity hotspots of India
  6. List down the names of any four marine turtles of India
  7. Differentiate sympatric and allopatric species
  8. Differentiate euphotic and dysphotic zones
  9. What is your role in the conservation of national biodiversity?
  10. Comment on Agenda 21

PART B

(Answer any four)                                                                                                 4 x 10 = 40

  1. Explain the layers of rain forests and add a note on its importance
  2. Write an essay on Biodiversity Assessment
  3. Discuss the aims and problems of taxonomists
  4. Write notes on any five sanctuaries of India
  5. Write an essay on types of corals and their threats
  6. Give an account on vertical stratification of sea

PART C

(Answer any two)                                                                                      2 x 20 = 40

  1. Discuss the recent trends in taxonomy
  2. Form an essay on species and genetic diversity of India
  3. Write an essay on animals of lotic and lentic ecosystems of India
  4. Write notes on
    1. Seaweed ecosystem
    2. Sea weeds of India
    3. Economic Importance of Seaweeds

 

 

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Loyola College M.Sc. Zoology Nov 2006 Biomathematics Question Paper PDF Download

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                    LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 21

 

THIRD SEMESTER – NOV 2006

ZO 3875 – BIOMATHEMATICS

 

Date & Time : 06-11-2006/9.00-12.00       Dept. No.                                                       Max. : 100 Marks

 

PART – A

Answer all the questions:                                                                                          10 x 2 = 20

 

1  Find the value of x and y if     x       9                2         9

=

0       5                  0        y

2.Find the value of  6P 2 .

3.Expand  ( a + b)n using binomial expansion

4 Define an Eulerian trail with an example.

5.Give an example of a ( 5,3 ) graph

6.Find  the limit of the function f(x) = x2 – 6x    as  x        2

X3 – 5x

  1. Differentiate HTML and HTTP.
  2. What is Microarray?
  3. Comment on Intron.
  4. What is Motif?

PART – B

Answer any FOUR of the following:                                                                      10 x 4 = 40

  1. Solve using “inverse of a matrix”

3x + y + z  =  3

2x +2y + 5z = -1

x – 3y – 4z = 2

  1. Show that the value of e lies between 2 and 3.
  2. (i)Find n if 2 (5 P3 ) = n P 4.

(ii)Show that n C r = n C n – r .

  1. Find the differential, d(uv) and d(u/v) if u(x) = x3 – 7 and v(x)  = 5x
  2. Explain the dynamic programming in multiple sequence alignment.
  3. Develop a database of your own field of interest in biology.

PART – C

Answer any TWO of the following:                                                                                    20 x 2 = 40

  1. (i)Prove that

1   2   3

3   9   8

0   4   3

 

can be expressed as a sum of symmetric and skew symmetric matrices.

(ii).Find the coefficient of   x in

 

  1. (i)Prove that (AB)= B A Where A =   1   2   5     B =       3   0   8

3   9   8                  9    2   5

0   4   3                  4    3  2

 

(ii) Write any four types of matrices with suitable examples

 

  1. Describe the various application aspects of bioinformatics.
  2. Write an essay on multiple sequence alignment.

 

 

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Loyola College M.Sc. Zoology Nov 2006 Environmental Management Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034  M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 19

THIRD SEMESTER – NOV 2006

ZO 3806 – ENVIRONMENTAL MANAGEMENT

 

 

Date & Time : 25-10-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

 

PART A                                 10 x 2 = 20

(Answer all )

  1. What is desalination? Give any effective methods.
  2. Comment on seismograms
  3. Expand UNEP, MoEF , SPCB and WWF.
  4. Comment on Basal convention.
  5. What is biosensor? Explain.
  6. What is bioreactors.?
  7. What is rapid EIA?
  8. Mention any two endemic species of Silent valley.
  9. Comment on Chipko movement.
  10. Comment  on GIS.

 

PART B                                 4 x 10 = 40

(Answer any four)

  1. Briefly discuss how we can promote eco tourism.
  2. Discuss briefly the role of Green peace movement in the protection of environment.
  3. Highlight the impact of Bhopal gas tragedy.
  4. EIA is one of the very important component for Development-Justify.
  5. Explain the various ways to conserve energy resources.
  6. Explain the importance of Environmental ethics.

PART C                                 2 x 20 = 40

(Answer any two)

  1. Biovillage concept is very important for  sustainable development. Justify.
  2. Discuss the importance of Aquaculture  management.
  3. Remote sensing is very important tool in Environmental monitoring. How?
  4. Write an essay on the Genetically modified plants.

 

 

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Loyola College M.Sc. Zoology Nov 2006 Histochemistry & Microtechnique Question Paper PDF Download

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                       LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 17

FIRST SEMESTER – NOV 2006

ZO 1811 – HISTOCHEMISTRY & MICROTECHNIQUE

 

 

Date & Time : 04-11-2006/1.00-4.00   Dept. No.                                                       Max. : 100 Marks

 

 

PART – A

Answer ALL the questions. Each question carries TWO marks.        (10 x 2 = 20 marks)

  1. What is freeze-drying?
  2. What is vital staining?
  3. What is biopsy?
  4. What is photomicrography?
  5. Comment on Metachromasia?
  6. What are Mordant and Lake?
  7. What is Dioxane?
  8. Distinguish between honing and stropping.
  9. What is collagen?
  10. Expand: ICMR & DPX.

PART – B

 

Answer any FOUR questions. Each Question carries TEN marks.  (4 x 10 = 40 marks)

 

  1. Describe the steps involved in Ultra microtomy.
  2. Classify Proteins and describe Ninhydrin-Schiff method.
  3. Write an account on Cryostat and its advantages.
  4. Describe the procedure involved in Extraction and Mounting of soil microarthropods.
  5. Classify carbohydrates and its detection by PAS method.
  6. Describe the procedure adopted in the Dry Mount of insects.

PART – C

Answer any TWO questions. Each question carries TWENTY marks.

                                                                                                                   (2 x 20 = 40 marks)

 

  1. Describe Autoradiography and its applications.
  2. Explain the working principle of SEM and its sample preparation.
  3. Describe the different steps involved in Paraffin Microtomy.
  4. Write short notes on
  • Classification of Lipids and its detection by Oil Red O method.
  • Fluorescent Microscope and its applications.

 

 

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Loyola College M.Sc. Zoology Nov 2006 Integrated Physiology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034         M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 20

THIRD SEMESTER – NOV 2006

                                                    ZO 3807 – INTEGRATED PHYSIOLOGY

 

 

Date & Time : 27-10-2006/9.00-12.00    Dept. No.                                                       Max. : 100 Marks

 

 

PART A

(Answer all )                                                                                                          10 x 2 = 20

  1. What is Cardiac out put?
  2. Differentiate Ammonotelic and uricotelic organisms
  3. Why do we call hormones as a chemical messenger?
  4. Define Biomagnification
  5. What do you mean by Metallothionein?
  6. Differentiate the major food stuffs.
  7. What is Cutaneous respiration?
  8. Define Micturition
  9. What do you mean by balanced diet?
  10. Define Biorhythms

PART B

(Answer any four)                                                                                                 4 x 10 = 40

  1. Briefly describe the role of hypothalamus with diagrammatic representation
  2. Give an account on morphological and structural architecture of Nephron
  3. How does the food get absorbed through digestive tract?
  4. Explain the process of Ageing in human beings
  5. Explain the chemical changes and other physiological changes during muscle contraction
  6. Explain the phenomena of homeostasis in physiological system

PART C

(Answer any two)                                                                                                2 x 20 = 40

  1. Vitamins are physiological regulators – Discuss
  2. Describe the steps and processes involved in blood clotting
  3. Describe the various steps of chemical and physical mechanisms in digestive system
  4. Describe the role of respiratory pigments in respiratory process.

 

 

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Loyola College M.Sc. Visual Communication April 2006 Theories Of Visual Analysis Question Paper PDF Download

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             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – VISUAL COMMUNICATION

OZ 08

SECOND SEMESTER – APRIL 2006

                                             VC 2802 – THEORIES OF VISUAL ANALYSIS

 

 

Date & Time : 21-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

PART A (10×3=30 marks)

 

Explain the following in not more than 50 words

  1. Semic codes
  2. Displacement
  3. Simulacra
  4. Metaphor
  5. Deconstruction
  6. Voyeurism
  7. Gendered language
  8. Lacan’s subjectivity
  9. Grand and mini-narratives
  10. Alienation

 

PART B (5×8=40 marks)

 

Answer any five in not more than 300 words.

  1. What is Post-feminism?
  2. Explain hyper-reality, double coding and meta-narratives.
  3. Explain how media breed false consciousness.
  4. How does the subjectivity create meaning?
  5. What are icons, indexes and symbols?
  6. Explain reader supremacy with 3 examples.
  7. Outline the various types of Gaze in media texts.

 

PART C (2×15=30 marks)

 

Answer any two in not more than 500 words.

  1. Discuss the impact of post-colonialism on media values.
  2. The visual media display gender bias by catering to the male gaze. Discuss.
  3. Discuss how signs can be misleading in meaning and truth using examples from

recent television commercials.

 

 

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