M.Sc. Zoology Question paper

Loyola College M.Sc. Zoology April 2003 Research Methodology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI -600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

first SEMESTER  – APRIL 2003

ZO 1805 / Z  724   research  methodology

09.04.2003

9.00 -12.00                                                                                       Max: 100 Marks

 

 

SECTION – A                                (10 ´ 2 = 20 Marks)

Answer ALL questions

  1. What are the advantages of Website in literature collections?
  2. What is Curating?
  3. Distinguish conceptual from emperical research.
  4. What are Tautonyms?
  5. Define international code of Zoological Nomenclature.
  6. Define the term – Null hypothesis.
  7. Distinguish bar diagram from histogram.
  8. What is a holotype?
  9. Mention any two objectives of Research.
  10. Differentiate acclimation from acclimatisation

                                               SECTION – B                                (4 ´ 10  = 40 Marks)

Answer any four of the following

 

  1. Explain briefly types of sampling.
  2. What is Berlese Funnel?  Explain its use in collection of arthropods.
  3. Write an account of types in insect taxonomy.
  4. Summarize statistical techniques used in experiments.
  5. Explain the impact of physicochemical parameters in stress experiments.
  6. Bring out the significance of current contents and review volumes in research.

 

             SECTION – C                               (2 ´ 20 = 40 Marks)

Answer any TWO of the following

 

  1. Write an essay on preparation of  a manuscript for publications
  2. Describe various methods of collection of insects in the field.
  3. Describe any two types of Taxonomic keys with examples.
  4. Give an account of types of preservation of insects.

 

 

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Loyola College M.Sc. Zoology April 2003 Phylogeny Of Invertebrata Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

first SEMESTER  – APRIL 2003

ZO 1801 / Z  720  phylogeny of invertebrata

04.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

 

SECTION – A                                         (10 ´ 2 = 20 Marks)

Answer ALL the questions.

 

  1. What are the types of canal system found in sponges?
  2. Differentiate plasma gel and plasma sol.
  3. Define epimorphosis.
  4. What is complete metamerism?
  5. Define cephalization.
  6. What are coral reefs?
  7. Explain the term hermaphroditism.
  8. Define mixotrophic nutrition.
  9. What is avoiding reaction?
  10. List out the different functions of cilia.

 

SECTION – B                                 (4 ´ 10 = 40 Marks)

 

Answer any four of the following.

 

  1. Describe the phylogenetic tree of invertebrates.
  2. Explain the theories of formation of pseudopodia.
  3. Give an account of origin and Evolution of coelom.
  4. Write down the Affinities of rotifera.
  5. Explain polymorphism in coelenterates
  6. Describe the histology of a sponges.

 

SECTION – C                                (2 ´ 20 = 40 Marks)

 

Answer any TWO of the following.

 

  1. Write an essay on water vascular system in echinoderms.
  2. Give an account of adaptive radiation in annelids.
  3. Explain the origin of metazoa.
  4. Discuss the importance of Acellular animals.

 

 

 

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Loyola College M.Sc. Zoology April 2003 Phylogeny Of Chordata Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

first SEMESTER  – APRIL 2003

ZO 1802 / Z  721  phylogeny of chordata

07.04.2004

1.00 – 4.00

                                                                                                            Max: 100 Marks

 

PART –  A                (10 ´ 2 = 20 Marks)

Answer ALL questions.

 

  1. Give the zoological terms of the following.
  2. Tiger Peacock
  3. Write the dental formulae of
  4. Man b. Squirrel
  5. What is ductus caroticus?
  6. What is a palaeontological question mark?
  7. Write short notes on synsacrum.
  8. Mention the different types of skull.
  9. Write a note on
  10. Draco Chamaelear
  11. Comment on of Seymouria.
  12. Mention the name of any four Avian fauna of India.
  13. Define osmorequlation

 

PART – B                  (4 ´ 10 = 40 Marks)

Answer any four questions

 

  1. Explain the parental cares of fishes.
  2. Give an account of cavities of brain in Frog.
  3. Write short notes on Archaeopteryx.
  4. Explain the origin, ancestry and evolution of Amphibians.
  5. Give an account of Tetrapod limbs.
  6. Comment on the Avian fossile of India.

 

PART – C                 (2 ´ 20 = 40 Marks)

Answer any two questions.

 

  1. Write an essay on ostracoderms.
  2. Explain in detail the origin and evolution of Mammals.
  3. Give a comparative account of respiratory system of chordates and bring out the evolutionary significance.
  4. Write an essay on Migration of birds.

 

 

 

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Loyola College M.Sc. Zoology April 2003 Genetics Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2801 / Z  823 genetics

21.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

 

PART –  A                                      (10 ´ 2 = 20 Marks)

Answer ALL questions.

 

  1. What is Nuclein?
  2. What is clone?
  3. Explain artificial insemination.
  4. Write the function of correndonuclease.
  5. Define linkage.
  6. What is termination codon?
  7. Define hardy-Weinberg law.
  8. Explain transduction.
  9. Comment on Vaccines.
  10. What are Teratogens?

 

PART – B                                        (4 ´ 10 = 40 Marks)

 

Answer any four of the following.

 

  1. Explain hybridization and Heterosis.
  2. Write notes on recombination.
  3. Describe the mechanism of crossing over.
  4. Give an account of DNA replication.
  5. Explain the significance of Interferon.
  6. Describe the structure of DNA.

 

PART – C                                        (2 ´20 = 40 Marks)

Answer any two of the following

  1. Define transformation. Explain the process and uptake of DNA
  2. Write any essay on prenatal diagnosis.
  3. Give an account of genetic code.
  4. Explain sex determination in Drosophila and man.

 

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Loyola College M.Sc. Zoology April 2003 Environmental Toxicology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2807 / Z  829   environmental toxicology

           

02.05.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

PART – A                                       (2 ´ 10 = 20 Marks)

Answer ALL questions

 

  1. Comment on aromatic hydrocarbon.
  2. Give the names of any four organic acids.
  3. Comment on biodegradation and bioaccumulation.
  4. Give the name of four herbicide.
  5. What is Ozone hole? How is formed?
  6. Differentiate domestic waste from Industrial waste.
  7. What is biopsy and autopsy?
  8. Comment on acute and chronic toxicity.
  9. Comment on Toxicity and Toxicant.
  10. What is sound? How is it produced?

 

PART – B                                        (4 ´ 10 = 40 Marks)

Answer any four of the following

 

  1. Classify pesticides based on the mode of action and the chemical nature.
  2. “Toxicology is a multidisciplinary subject” –
  3. Discuss briefly the toxicological impact of domestic waste.
  4. Analyse the impact of heavy metals in toxicology.
  5. Give an account of microorganisms and toxin production.
  6. Discuss the impact of light and sound on plants.

 

 

PART – C                                        (2´ 20 = 40 Marks)

Answer any TWO of the following

 

  1. Write an essay on the various processes used in the elimination of microbes.
  2. Write an essay on the pesticides and its impact on man.
  3. Discuss in detail Alicyclic compounds and its degradation and add a note synthetic detergents.
  4. Explain the goals of Toxicology and discuss the various factors related to the organism in toxicolog.

 

 

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Loyola College M.Sc. Zoology April 2003 Environmental Management Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

fourth SEMESTER  – APRIL 2003

ZO 4800 /  Z  1016   envirOnmental  management

11.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

PART – A                                       (2 ´ 10 = 20 Marks)

  Answer ALL questions

 

01.  Comment on Basal convention.

  1. With reference to hazardous wastes comment on Environmental

Protection Act 1986.

  1. Comment on waste sources and composition of  municipal

solid wastes  in Chennai.

  1. Comment on Pyrolysis.
  2. Differentiate National parks from Sanctuaries.
  3. What is Chipko Movement?
  4. Comment on transgenic organisms.
  5. Mention any Two pollutants that affect the Tajmahal.
  6. Mention any two diseases caused by air pollution.
  7. What is sludge?

PART – B                                        (4 ´ 10 = 40 Marks)

Answer any FOUR questions.

 

  1. Write notes on conservation and management of wildlife.
  2. Discuss briefly the activities of Green Peace Movement.
  3. Give an account of National Environmental Awareness Programme.
  4. Comment on WHO and mention its role in maintaining environmental quality.
  5. Make a case study of silent Valley Project.
  6. Discuss the role of Pollution control Boards.

 

 

PART – C                                       (2 ´ 20 = 40 Marks)

Answer any TWO questions.

 

  1. “The treatment of sewage and waste water from domestic and industrial sources

is the largest biotechnological industry” – substantiate.

  1. Discuss in detail environmental impact assessment and add a

note on environmental auditing.

  1. Define solid waste and explain reclamation and recycling of solid wastes
  2. Write notes on : a) Biosensors
  3. b) Ecotourism

 

 

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Loyola College M.Sc. Zoology April 2003 Environmental Biology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

third SEMESTER  – APRIL 2003

ZO 3801 / Z  923  environmental  biology

04.04.2003

9.00 -12.00                                                                                         Max: 100 Marks

 

PART – A                          (2 ´ 10 = 20 Marks)

Answer ALL questions.  Answer in two or three sentences.

 

01.    What are soil-forming rocks?

02.    Comment on Edge effect.

03.    What is cryopreservation?

04.    What are Heterotherms?

05.    Differntiate plankton from neuston.

06.    Comment on gene bank.

07.    What is exobiology?

08.    What is paleoecology?

09.    Comment on Red data book.

10.    What are detritivores?

    PART – B                (4 ´ 10 = 40 Marks)

Answer any four of the following.

 

  1. Discuss briefly the physical and Chemical characteristics of soil.
  2. Explain the need and functioning of a seed bank.
  3. Discuss briefly the importance of microbes in relation to human health.
  4. Explain the various methods used in the population –
  5. Give an account of energy budgeting with suitable example.
  6. Discuss briefly about the life support system in space travel.

PART – C                             (2 ´ 20 = 40 Marks)

Answer any two of the following

 

  1. Discuss in detail the role of temperature as an ecological factor.
  2. Explain the various reason for the reduction of biodiversity with a note on conservation methods.
  3. What is biogeochemical cycle? Explain with two examples.
  4. Discuss in detail the intra specific relations.

 

 

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Loyola College M.Sc. Zoology April 2003 Clinical Technology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

fourth SEMESTER  – APRIL 2003

ZO 4803 /  Z  1020   clinical technology

26.04.2003

1.00 -4.00                                                                                           Max: 100 Marks

 

 

Section – A                      (10´ 2 = 20 Marks)

Answer ALL the questions

 

  1. What is Haeomoglobinuria?
  2. Expand the abbreviations: MMR, ACD, DPT, ESR.
  3. Write the normal values of PCV and Hb.
  4. Write the procedure for detection of bile salt.
  5. What is Hydatid cyst?
  6. Write the symptoms of cholera.
  7. What is GTT? Explain.
  8. What is erythroblastosis foetalis?
  9. What is Noscomic infection?
  10. What is the importance of HC protein?

 

SECTION – B                       (4 ´ 10 = 40 Marks)

Answer any four of the following

 

  1. Give an account of any two groups of pathogenic viruses of man.
  2. Write the principle and procedure for estimation of blood glucose.
  3. Describe the composition of human blood cells. Add a note on their abnormalities.
  4. List the criteria for screening a donor in a blood bank.
  5. Write the macroscopic characteristics of human urine sample. Add a note on casts and crystals.
  6. Write short notes on a) medical ethics
  7. b) Quality control

 

SECTION – C                      (2 ´ 20 = 40 Marks)

Answer any TWO of the following

 

  1. Describe the cycle of Golgi. Add a note on types of Plasmodia and

their clinical symptoms.

  1. Write the principle, procedure, normal value and clinical significance of

WBC count with suitable sketches.

  1. Give an account on air borne bacterial diseases.
  2. a) Explain physical methods of sterilisation.
  3. Explain the principle and procedure for estimation of ketone bodies.

 

 

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Loyola College M.Sc. Zoology April 2003 Biostatistics Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2803 / Z  825  biostatistics

24.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

PART –  A                                      (10 ´ 2 = 20 Marks)

Answer ALL questions.

 

  1. Differentiate between random and non random sampling.
  2. Define range. How is it estimated?
  3. What are the parameters of binomial distribution?
  4. What is co-efficient of variance?
  5. Differenciate Hypothesis and Null Hypothesis.
  6. Define the terms -Mean, mode and median.
  7. Explain methods of collecting secondary data?
  8. Define Poisson’s distribution.
  9. What are Cartograms and Pictograms?
  10. What is standard deviation and standard error?

 

PART – B                                        (4 ´ 10 = 40 Marks)

Answer any four of the following

 

  1. In a distribution, skewness and kurtosis of data play a vital role. –
  2. Explain the structure of a ‘Table’ and its requirements.
  3. a) Draw a pie diagram of the following data and comment on it.

 

Organisms Number seen in water sample
Water bugs and insects 270
Paramecium 128
Earthworms 13
Frogs 4

 

  1. Pi e is a significant tool in diagramatic representation Justify.

 

  1. Draw a histogram, frequency polygon and cumulative frequency

curve for the following data given below

 

Humidity range 4.1.-6.0 6.1-8.0 8.1-10.0 10.1-12.0 12.1-14.0 14.1-16.0 16.1-18.0
Frequency (cms) 5 7 4 7 8 13 9

 

 

 

 

 

 

 

 

 

 

 

  1. Draw a tridimentional graph for the following data. The yield of crop in tonnes from 2000-

 

Year Wheat Paddy Pulses
2000 20 15 19
2001 27 13 14
2002 29 17 13
2003 30 19 17

 

  1. Write a note on the primary and secondary data collection and their classification.

 

PART – C                                       (2 ´ 20 = 40 Marks)

Answer any TWO of the following

  1. Give an account of different diagrammatic representations and tabulations

as statistical tools.

  1. In an experiment sterilization of dogs were done against rabies, the following results were obtained. Calculate c2 and discuss the effect of sterilization in controlling rabies in dogs (at 0.05% of X2 at df =1,T.V =3.84)

 

Type vaccinated Affected sterilized Not affected Non sterilized Total
Vaccinated 46 13 59
Non Vaccinated 31 29 60
Total 77 42 119

 

  1. In a study of relation between age and height, the following ratios were obtained

on a sample

X Age (yrs) 1 5 9 10 12 14 18 21 22
Y Height (cms) 30 60 75 84 120 127 147 158 162

 

  1. Obtain the regression equation for these data by least squares.
  2. Predict the ratio of age 4,7,11 and 13 yrs with respective heights.
  3. In a ‘High Crop’ a pesticide was used on three plots of land X,Y and Z; 4 beds were prepared in each plot and High crop was added. The output of the crops

in the beds of plots X, Y and Z are given respectively by ANOVA, find whether

the difference on the production of crops on the plots is significant or not at

V=11  (Table value 0.73)

 

Beds Plot  X Plot  Y Plot  Z
I 7 4 11
II 9 12 13
III 11 7 2
IV 13 16 14

 

 

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Loyola College M.Sc. Zoology April 2003 Biotechnology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

THIRD SEMESTER  – APRIL 2003

ZO 3802/Z  924  BIOTECHNOLOGY

15.04.2003

1.00 – 4.00                                                                                             Max: 100 Marks

PART – A                                       (10 ´ 2 = 20 Marks)

Answer ALL the questions

 

  1. What are vaccines? Give examples.
  2. Differentiate primary cell line from established cell line.
  3. How do you isolate cells for culturing?
  4. Comment on Biodegradation.
  5. Expand the following

(i)  WTO  (ii)UNIDO  (iii) IPR+PL     (ii) UNIDO   (iv) GATT

  1. Comment on Biosensors.
  2. Define fermentation.
  3. Differentiate upstream processing from down stream processing.
  4. What is a Bioreactor?
  5. Comment on ‘Southern Blotting’.

 

 

                                                PART – B                                        (10 ´ 4 = 40 Marks)

Answer any FOUR questions

 

  1. Describe what the Hybridoma technology and its uses?
  2. Explain the role of biotechnology in Agriculture.
  3. What is ‘Molecular cloning’- Explain?
  4. Describe the Indian ‘Biotechnology scenario’.
  5. Describe the importance of patenting.
  6. Briefly describe ethical issues arising out of Biotechnology.
  7. Describe the Global ‘Biotechnology scenario’

PART – C                                       (20 ´ 2 = 40 Marks)

Answer any two questions

 

  1. Give an account on environmental Biotechnology.
  2. Write an essay on the technological uses of Tissue culture.
  3. Discuss the recent advancement in health care Biotechnology.
  4. Explain the role of Biotechnology in sustainable development.

 

 

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Loyola College M.Sc. Zoology April 2003 Biochemistry Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2805 / Z  827  biochemistry

30.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

PART – A                          (2 ´ 10 = 20 Marks)

Answer ALL questions

  1. Differentiate symport from Antiport.
  2. Write a note on protamines.
  3. Comment on ‘Amphoteric nature.
  4. Differentiate essential aminoacids from non essential aminoacids.
  5. What is sterioisomerism’?
  6. What are called second messengers?
  7. Differentiate I order enzyme reaction from II order reaction.
  8. What are cytochromes’?
  9. Differentiate LDL from HDL.
  10. Comment on the hydrolysis of proteins.

 

 

 

PART – B                              (4 ´ 10 = 40 Marks)

Answer any four questions

 

  1. Bring out the general properties and functions of proteins.
  2. Describe catabolism of Nucleotides.
  3. What are Co-enzymes? Describe.
  4. Bring out the classification of proteins.
  5. What is electron Transport system? Add a note oxidative phosphoruyltion.
  6. Describe in detail the oxidation of lipids.

 

 

PART – C                             (2 ´ 20 = 40 Marks)

Answer any two questions

 

  1. Write an essay on Biosynthesis of Nucloeotides.
  2. Discuss oxidative degradation of aminoacids.
  3. Write on essay on the Biochemistry of cellular transport across membranes.
  4. Classify carbohydrates with their structure.

 

 

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Loyola College M.Sc. Zoology April 2003 Behavioral Biology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

fourth SEMESTER  – APRIL 2003

ZO 4801 /  Z  1017   behavioral biology

16.04.2003

1.00 – 4.00                                                                                         Max: 100 Marks

 

PART – A                                            (10 ´ 2 = 20 Marks)

Answer ALL the questions

 

  1. What is Altruism?
  2. Explain biological clock.
  3. Differentiate emotion and aggression.
  4. Mention any four patterns of behaviour seen in animal.
  5. Define Homeostasis.
  6. What are mechanoreceptors?
  7. Mention any two juvenile behaviour.
  8. What is Navigation?
  9. Explain visual recognition of prey and predators.
  10. What is a complex stimulus?

 

 

PART – B                                        (4 ´ 10 = 40 Marks)

Answer any four questions

 

  1. Give an account of Kin selection.
  2. Write a paragraph on Darwinian fitness.
  3. Explain “Ontogeny recapitulates phylogeny” with respect to animal behaviour.
  4. Give an account of cellular behaviour.
  5. Write a paragraph on classical conditioning.
  6. Explain the instinct behaviour of animals.

 

PART – C                                       (2 ´ 20 = 40 Marks)

Answer any TWO questions

 

  1. a) What are sensory receptors?
  2. Give an account of vertebrate hormones.
  3. Explain in detail the Neural control of behaviour in animals
  4. a) Define sexual dimorphism
  5. Distinguish intrasexual and intersexual selection
  6. Give an account of evolution and social behavior
  7. Write an essay on Altruism.
  8. Explain in detail the mechanism of decision making in Animals.

 

 

 

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Loyola College M.Sc. Zoology April 2003 Biophysics Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2804 / Z  826  biophysics

28.04.2003

1.00 -4.00                                                                                           Max: 100 Marks

 

 

PART – A                                       (10 ´ 2 = 20 Marks)

Answer ALL the questions

 

  1. What is half life period of an isotope.
  2. Define Zero mobility.
  3. Explain Beer -Lambert’s law.
  4. What are a and b rays?
  5. Distinguish centripetal and contrifugal forces.
  6. What is color writing?
  7. What is PH?
  8. Explain Fick’s law.
  9. What is plasmolysis?
  10. Distinguish between absorption and adsorption.

 

PART – B                                           (4´10 =40 Marks)

Answer any four questions

 

  1. Give an account of GM counter and its properties.
  2. Explain any two laws of thermodynamics.
  3. Write in detail the capillary rise method to detect surface tension.
  4. Explain Brownian movement.
  5. Write a paragraph on radioisotopes.
  6. Give an account of Spectrophotometry.

 

PART – C                                       (2 ´ 20 = 40 Marks)

Answer any two questions

 

  1. Write an essay on the properties of plarma membrane.
  2. Give an account of Lasers and their applications.
  3. Explain in detail the osmoiono regulation.
  4. Write an essay on PAGE.

 

 

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Loyola College M.Sc. Zoology April 2003 Bioinformatics Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

fourth SEMESTER  – APRIL 2003

ZO 4804 /  Z  1021   bioinformatics

29.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

SECTION – A                                 (10 ´2 = 20 Marks)

Answer all the questions

 

  1. Comment on pairwise alignment.
  2. Differentiate ONLINE and OFFLINE information.
  3. Expand FTML under FTP.
  4. What is accession number?
  5. Give the codes for the following sites:

(a) Commercial   (b) Government (c) Education   (d) Military

  1. Comment on “Medline”.
  2. What you meant by “Heuristic”.
  3. Define Biochips
  4. What you mean by VSNL?
  5. Comment on metal protein.

 

Section – B                                 (4 ´ 10 = 40 Marks)

Answer any four questions

 

  1. Describe the role of E-mail in information Technology.
  2. Write an account on CD-
  3. Briefly describe the nature and role of ‘information’.
  4. Discus the role of operating system in the computer applications.
  5. Describe ‘nucleus ultra structural information with computational approach’.
  6. Briefly explain the construction of phylogenetic tree.

 

SECTION – C                                (2 ´ 20 = 40 Marks)

Answer any two questions

 

  1. Discuss the dynamic programming in sequence alignment.
  2. Describe the salient features of the Database in the biological researches
  3. Discuss the human genome project in the context bioinformatics.
  4. Discuss the process of predicting the redox state of cysteines in proteins from multiples sequence alignment.

 

 

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Loyola College M.Sc. Zoology April 2003 Advanced Developmental Biology Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

first SEMESTER  – APRIL 2003

ZO 1803/  Z  722 advanced developmental biology

08.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

                                               PART – A                              (10 ´ 2 = 20 Marks)

Answer ALL questions.  Each question carries two marks

 

  1. Comment on Von Baer’s contribution.
  2. Trace the origin of primordial germ cells.
  3. Define vitellogenesis and mention its significance.
  4. State any two theories of fertilization.
  5. Define chemodifferentiation.
  6. Illustrate a fate map.
  7. Distinguish a morula from blastula
  8. Name any two derivatives of mesoderm and endoderm.
  9. Mention the function of allantois and chorion.
  10. What is exogastrulation?

 

PART – B                                           (4´ 10 = 40 Marks)

Answer any four questions.  Each question carries ten marks

 

  1. How do you associate the process of aging with development?
  2. Describe polarity, symmetry met within eggs.
  3. Explain the various stages involved in parturition.
  4. Trace the origin and development of excretory organs from the mesoderm.
  5. Illustrate the extra embryonic membranes of chick.
  6. Mention the physico chemical factors involved in cleavage.

 

PART – C                                                      (2 ´ 20 = 40 Marks)

Answer any TWO questions.  Each question carries 20 marks

 

  1. Describe the events involved in human embryonic development and explain the

role of  placentation in this regard.

  1. Outline the protocol of human cloning and add a note on its ethical implications.
  2. Explain the role of organizers and induction in the context of Speemann’s experimentation.
  3. Explain the role of genetics and hormones in the developmental process.

 

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Loyola College M.Sc. Zoology Nov 2003 Research Methodology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI– 600 034

M.Sc. DEGREE EXAMINATION  –     ZOOLOGY

FIRST  SEMESTER – NOVEMBER 2003

       ZO 1805/ Z  724  RESEARCH  METHODOLOGY

13.11.2003                                                                                        Max: 100 Marks

1.00 – 4.00

 

SECTION – A

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

  1. Draw a reference card with an example.
  2. Comment on the importance of the Review volumes in research.
  3. List the major objectives of research.
  4. Distinguish quantitative from empirical research.
  5. Comment on the benefit of website in research.
  6. Distinguish synonym from tautonym.
  7. What is ICZN?
  8. What is meant by curating?
  9. Distinguish histogram from bar diagram.
  10. Distinguish acclimation from acclimatization.

 

Section – B                                              

Answer any four of the following                                        (4 ´ 10 = 40 Marks)

  1. Give an account of ‘types’ used in taxonomy.
  2. Draw a flow chart and explain the research process.
  3. Explain the impact of physico-chemical parameters in biological research.
  4. Summarize various statistical tools used in biological research.
  5. Classify sampling techniques with suitable examples.
  6. Explain the characteristics of internet and its use in biological studies.

              SECTION – C

Answer any TWO of the following.                                         (2 ´ 20 = 40 Marks)

  1. Describe various components of a manuscript needed in publication

or a dissertation.

 

  1. Write an essay on methods of collection techniques adopted in

entomological research.

 

  1. What is taxonomic key? List the types and describe in detail  any two models,

highlighting limitation in use.

 

  1. Give an account on methods of mounting insects.

 

 

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Loyola College M.Sc. Zoology Nov 2003 Phylogeny Of Invertebrata Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI– 600 034

M.Sc. DEGREE EXAMINATION  –     ZOOLOGY

FIRST   SEMESTER  – NOVEMBER 2003

ZO 1801/Z  720  phylogeny of invertebrata                            

06.11.2003                                                                                        Max: 100 Marks

1.00 – 4.00

 

PART – A                                                    

Answer all the questions                                                        (2 ´ 10 =20 Marks)

  1. Define parazoa and mesozoa with an example each.
  2. Differentiate coelomata and pseudocoelomata.
  3. What are polyclads? Mention their significance.
  4. Name any two polymorphic forms of coelenterates.
  5. What is the evolutionary significance of hermaphroditism?
  6. Show the adaptive radiation met with Mollusca.
  7. State any one theory on origin of bilateria.
  8. State binomy and trinomy.
  9. Mention any four types of spicules of sponges with importance.
  10. Name any four minor phyla with their hallmarks.

 

  PART – B

Answer any four briefly.                                                     (4 ´ 10 = 40 Marks)

 

  1. Outline the systematic position of Balanoglossus.
  2. Describe a canal system with due illustration.
  3. Explain any two theories of coelom formation or metamerism.
  4. List the parasitic adaptations of helminthes and add a note on the evolutionary significance of parasitism.

 

  1. Give an account on the origin of metazoa.
  2. State the types, patterns and significance of cleavage.

   PART – C

Answer any Two questions.                                                   (2 ´ 20 = 40 Marks)

  1. Evaluate the functional modification and phylogenetic significance of protozoa.
  2. Discuss the evolutionary significance of echinoderm larvae.
  3. Give an account of regeneration and it’s significance.
  4. Illustrate the various types of corals with a note on threats posed on them and suggest methods for conservation.

 

 

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Loyola College M.Sc. Zoology Nov 2003 Histochemistry And Microtechnique Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI– 60034

M.Sc. DEGREE EXAMINATION  –     ZOOLOGY

FIRST  SEMESTER  – NOVEMBER 2003

ZO 1800/Z  717  histochemistry and microtechnique                               

04.11.2003                                                                                        Max: 100 Marks

1.00 – 4.00

 

PART – A                 (10 ´ 2 = 20 Marks)

Answer ALL the questions.  Each question carries TWO marks.

  1. What is Freeze-drying?
  2. What is Dioxane?
  3. Expand: ICMR, DPX, STEM & PAS.
  4. Differentiate Biopsy and Autopsy.
  5. Comment on Photomicrography.
  6. What is Keratin?
  7. Differentiate Mordant and Lake?
  8. What is Vital staining?
  9. Distinguish between Honing and stropping.
  10. Define Metachromasia?

PART – B                  (4 ´ 10 = 40 Marks)

Answer any FOUR questions.  Each question carries TEN marks.

  1. Give an account of Ultramicrotomy.
  2. Describe the Procedure adopted in the Dry Mount of insects.
  3. Classify Proteins and give an account of Ninhydrin -Schiff Method.
  4. Give an account on Cryostat and its advantages.
  5. Describe the Procedure involved in extraction and mounting of soil

microarthropods.

  1. Explain the identification and extraction of DNA by Feuigen Nuclear Reaction and Brach Method.

 

PART – C                 (2 ´ 20 = 40 Marks)

Answer any TWO questions.  Each question carries TWENTY marks.

  1. What is Autoradiography and explain its applications in biology.
  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
  5. Fluorescent Microscope
  6. Classification of Lipids and its detection by Sudan Black B test.

 

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Loyola College M.Sc. Zoology Nov 2003 Genetics Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI– 600 034

M.Sc. DEGREE EXAMINATION  –     ZOOLOGY

SECOND  SEMESTER  – NOVEMBER 2003

ZO 2801/Z  823  GENETICS                               

28.10.2003                                                                                        Max: 100 Marks

1.00 – 4.00

 

SECTION – A         

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

  1. Define positive Heterosis.
  2. What are Gynandromorphs?
  3. List out the types of RNA.
  4. What is DNA splicing?
  5. Define Nucleoid.
  6. What is a competent cell?
  7. Define gene pool.
  8. Explain Recombination.
  9. Give the names of enzymes involved in DNA replication.
  10. Comment on allele.

SECTION – B

Answer any four of the following                                        (4 ´ 10 = 40 Marks)

  1. Give an account of DNA repair mechanism.
  2. Give an account of interferon.
  3. Explain the concept of Multiple and Polygenic inheritance.
  4. Give an account on chromosomal aberrations.
  5. Tabulate the genetic codes and mention the significance.
  6. Explain the role of carcinogens and teratogens with suitable examples.

 

Section – c

Answer any TWO of the following                                          (2 ´ 20 = 40 Marks)

  1. Define transformation and explain the process of transformation and uptake of DNA.
  2. Give an account of prenatal diagnosis.
  3. Define Hardy-Weinberg law.  Add notes on the equilibrium frequencies for a

single locus.

 

  1. Describe genetic and social implications of artificial insemination.

 

 

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Loyola College M.Sc. Zoology Nov 2003 Advanced Developmental Biology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI 600 034

M.Sc. DEGREE EXAMINATION –  ZOOLOGY

SECOND SEMESTER-APRIL 2004

ZO 2807/ Z  829  ENVIRONMENTAL TOXICOLOGY

19.04.2004

1.00 –4.00                                                                                         Max. 100 Marks

 

 

PART – A                              (10 ´ 2= 20 Marks)

Answer ALL the questions in two or three sentences.

 

  1. What is physical poison?
  2. What is response relationship?
  3. Comment on ‘sludge’.
  4. Differentiate bioremediation and biodegradation.
  5. What is fluecolation?
  6. Differentiate Toxicant and Toxin.
  7. Differentiate acute and chronic toxicity.
  8. Define ‘Oil sleek’.
  9. Differentiate LD50 and LC50.
  10. What is ozone hole and how it is formed?

 

PART – B                                                 (4 ´ 10 = 40 Marks)

Answer any FOUR of the following.

  1. Toxicology is a multidisciplinary subject –
  2. Discuss light and its role in vision of Man.
  3. Give an account of soil pollution with a note on prevention.
  4. Give an account of sources and impact of carbonmonoxide on man.
  5. Give an account of synthetic polymers and their impact on animals.
  6. Give an account of airpollutants and its toxicolgical impact on plants and animals.

 

    PART – C                                                 (2 ´ 20 = 40 Marks)

Answer any TWO of the following.

 

  1. Write an essay on the classification of pesticides and their impact on fauna and flora.
  2. Analyse the impact of heavy metals toxicants on reproduction of animals and add a note on its control methods.
  3. Discuss indetail the role of domestic waste as toxicants and treatment of waste water.
  4. a) Discuss indetail the role temperature in toxicity.
  5. b) impact of industrial waste.

 

 

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