M.Sc. Zoology Question paper

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 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 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 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. Zoology April 2007 Research Methodology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

TS 33

M.Sc. DEGREE EXAMINATION – ZOOLOGY

SECOND SEMESTER – APRIL 2007

ZO 2952 – RESEARCH METHODOLOGY

 

 

 

Date & Time: 24/04/2007 / 1:00 – 4:00      Dept. No.                                       Max. : 100 Marks

 

 

Part A                                                 (Answer all)                           10 x 2 = 20

  1. Expand the abbreviations: DBT, ICMR, UGC, TNSCST.
  2. Distinguish biased from unbiased data.
  3. What is central measure of tendency?
  4. What is a reference card? Give a model.
  5. How do you quote a journal and a text book in bibliography. Give examples.
  6. Distinguish research method from research methodology.
  7. Differentiate acclimation from acclimatization.
  8. Define Standard deviation and Standard error with the formulae.
  9. What is meant by citation index?
  10. What are various types of objectives in research?

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

    1. Describe various ethical issues to be adopted in research.
    2. Explain the criteria for preparation of project proposal.
    3. Write an account on principles of IPR.
  • In an experiment on immunization of cattle against anthrax, following results were obtained.

Type                                   Affected                             Not affected

—————————————————————————————————-

Inoculated                                22                                        45

 

Not-inoculated                         44                                        18

—————————————————————————————————-

  1. Calculate Chi-square value (Table value is 3.84 at 5% level of significance).
  2. Give an account on factors related to ethics in research.
  3. Explain the research process with a flow chart.

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

  1. Describe in detail  types of literature referred in research.
  2. Give an account on factors related to ethics in research.
  3. Write an essay on Data analysis.
  4. Write an essay on Preparation of a manuscript for publication.

 

 

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Loyola College M.Sc. Zoology April 2007 Phylogeny Of Invert.& Chordata Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

TS 19

M.Sc. DEGREE EXAMINATION – ZOOLOGY

FIRST SEMESTER – APRIL 2007

ZO 1807 – PHYLOGENY OF INVERT.& CHORDATA

 

 

 

Date & Time: 25/04/2007 / 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. Rat b. Elephant
  3. Write the zoological names of the following animals.
  4. Lion b. Pigeon         c. Peacock       d. Squirrel
  5. Explain the piercing and sucking type of mouth parts with an example.
  6. Define.
  7. Blind Spot b. Ductus caroticus
  8. Write short notes on any one echinoderm larva.
  9. Write any two affinities of Rotifera towards lower invertebrates.
  10. Give any two economic importance of invertebrates.
  11. Distinguish heterocercal and reversed heterocercal caudal fins
  12. Define the following
  13. Metamerism b. Polymorphism
  14. Write the disease caused by the following.
  15. Plasmodium b. Taenia

Part-B

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

 

  1. Give a comparative account of the respiratory system in vertebrates
  2. Give an account on the larval forms of crustacea.
  3. Explain the organ and organ systems of the minor phylum rotifera highlighting its

phylogeny.

  1. Classify the gnathostomes.
  2. Write a note on sericulture.
  3. Discuss in detail the phylum hemichordata bringing in its affinities.

 

Part-C

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

 

  1. a. What are jawless vertebrates?
  2. Classify the class ostracoderms
  3. Discuss in detail the phylogeny of ostracoderms
  4. a. What is ponsvaroli?
  5. Mention the ventricles of brain
  6. Bring out a comparative account of the brain of invertebrates and chordates
  7. Give a detailed account of the following highlighting their phylogeny.
  8. Brachiopoda
  9. Chaetognatha
  10. Write an essay on the invertebrate parasites and their impact on human elaborating their life cycle.
  11. a. What is a geological time scale?
  12. Chart out the distribution of invertebrates and chordates

 

 

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Loyola College M.Sc. Zoology April 2007 Medical Lab. Technology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

TS 32

M.Sc. DEGREE EXAMINATION – CHEMISTRY

SECOND SEMESTER – APRIL 2007

ZO 2902 – MEDICAL LAB. TECHNOLOGY

 

 

 

Date & Time: 26/04/2007 / 1:00 – 4:00      Dept. No.                                       Max. : 100 Marks

 

 

Part A                                                 (Answer all)                        10 X 2 = 20

  1. Define : serum and plasma.
  2. Write the normal values of SGOT, SGPT , BT and CT.
  3. HOW do you detect protein in urine sample?
  4. State the significance of platelets.
  5. What is sterilization ?
  6. Comment on proteinuria and polyuria.
  7. Mention any four commenly used anticoagulant.
  8. What are the abnormal odours detected in urine?
  9. What is liqufication time?
  10. What are bile salts and bile pigments?

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

  1. Write in detail the composition and functions of blood.
  2. Describe the procedure of ABO blood grouping .
  3. Give an account of the salient features of motion analysis.
  4. What is spermatogenesis? Explain sperm motility test.
  5. Write the principle, procedure and clinical significance of heamoglobin estimation.
  6. Describe the procedure for detection of urine sugar and ketone bodies . Add a note on the results.

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

 

  1. What is haematopoiesis? Describe the formation and functions of white blood cells with suitable diagrams.
  2. Write short notes on : a) Urine Formation  b) Culture Media Preparation
  3. Describe in detail the different types of anaemia.
  4. Give an account of the life cycle , pathogenicity and diagnosis of malarial parasite.

 

 

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Loyola College M.Sc. Zoology April 2007 Genetics Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 28

SECOND SEMESTER – APRIL 2007

ZO 2801 – GENETICS

 

 

 

Date & Time: 19/04/2007 / 1:00 – 4:00          Dept. No.                                                             Max. : 100 Marks

 

 

 

Part A                                                (Answer all)                                    10 X 2 = 20

 

  1. Comment on base analogues.
  2. Explain somatic luxuriance.
  3. Differentiate transformation and transduction.
  4. Categorise substitution mutations.
  5. Comment on epistasis.
  6. What are multiple alleles?
  7. Comment on amniocentesis.
  8. What are interferons?
  9. Distinguish monoploidy from haploidy
  10. Explain nucleolar organizer.

 

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

 

  1. Explain the semiconservative type of DNA replication
  2. Give an account of bacterial conjugation.
  3. Write notes on inherited disorders in man
  4. Elucidate the importance of prenatal diagnosis
  5. Explain the role of genes in development
  6. Write notes on restriction enzymes.

 

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

  1. Describe lac operon.
  2. Categorise the transcripts and elaborate their role in biosynthesis of proteins.
  3. DNA is the genetic material. Substantiate.
  4. Describe linkage and crossing over.

 

 

 

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Loyola College M.Sc. Zoology April 2007 Cell Biology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 27

SECOND SEMESTER – APRIL 2007

ZO 2800 – CELL BIOLOGY

 

 

Date & Time: 17/04/2007 / 1:00 – 4:00    Dept. No.                                                               Max. : 100 Marks

 

 

Part A                                                (Answer all)                                    10 X 2 = 20

  1. What do you mean by resolving power of a microscope?
  2. Differentiate nucleoid from nucleus.
  3. Assess the symbiotic theory of origin of eukaryotes.
  4. What are vital stains?
  5. Comment on Balbiani rings.
  6. Mitochondria is a semi autonomous cell organelle. Justify.
  7. Mention the discoverers of the following:
  1. a) Lysosomes
  2. b) Nucleus
  3. c) Nucleolus
  4. d) Double helical DNA
  1. What are T and B lymphocytes?
  2. What are oncogenes?
  3. Comment on cell diffusion.

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

 

  1. Write notes on polymorphism in lysosomes.
  2. Illustrate and explain the fluid mosaic model of plasma membrane.
  3. Distinguish prokaryotic cell from eukaryotic cell.
  4. Explain the ultra structure of SAT-chromosome.
  5. Explain the principle involved in a compound microscope. In what way it differes from an electron microscope.
  6. Write short notes on Sodium-Potassium pump.

 

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

 

  1. Illustrate the ultra structure of a mitochondrion and elaborate its functions.
  2. Write an essay on transcription and translation.
  3. Discuss “immune responses”.
  4. Write notes on:
  1. a) Structure of a cilium/flagellum.
  2. b) Giant  chromosomes.

 

 

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Loyola College M.Sc. Zoology April 2007 Cell And Molecular Biology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 29

SECOND SEMESTER – APRIL 2007

ZO 2808 – CELL AND MOLECULAR BIOLOGY

 

 

 

Date & Time: 17/04/2007 / 1:00 – 4:00         Dept. No.                                                       Max. : 100 Marks

 

 

 

SECTION – A

 

Answer ALL questions                                                                      (10 X 2 = 20 Marks)

 

1.Comment on Anaplasia.

2.Differentiate prophage and temporal phage.

3.What is nuclear genome?

4.Comment on oncogene activation.

5.Differentiate prokaryotic and eukaryotic cells.

6.Comment on polytene chromosome.

7.What are endocytosis and exocytosis?

8.Define Euphenics.

9.What is noval gene?

10.List out the significance of meiosis.

 

 

SECTION – B

 

Answer any FOUR questions                                                            (4 X 10 = 40 Marks)

 

11.Define transformation. Explain Griffith’s experiment in relation to transformation.

12.Explain the relationship between Telomere and aging process.

13.Explain the cytoplasmic influence of nucleus, inhibition of nucleus, influence of

nuclear maturation and chromosomal elimination.

14.Write notes on significance of museum specimen.

15.Define finger printing. Explain about making DNA finger printing.

16.Write an account on pedigree analysis.

 

SECTION – C

 

Answer any TWO questions                                                  (2 X 20 = 40 Marks)

 

17.Explain different functions of Lysosomes.

18.Define DNA replication. Explain the mechanism and different types of DNA

replication.

19.Write an essay on cancer as a genetic disease and write notes on oncogenes.

20.Give an account on Lac operon in E.coli.

 

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Loyola College M.Sc. Zoology April 2007 Biotechnology Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 41

FOURTH SEMESTER – APRIL 2007

ZO 4811 – BIOTECHNOLOGY

 

 

 

Date & Time: 20/04/2007 / 9:00 – 12:00          Dept. No.                                                          Max. : 100 Marks

 

 

 

PART – A

 

Answer all the questions:                                                                         10 x 2 = 20

 

  1. What is transposons?
  2. Comment on bioterrorism.
  3. Differentiate Biodegradation and Bioremediation.
  4. Comment on tissue specific knockout mice.
  5. What are the uses of organic acid?
  6. Give the principle of Western blotting.
  7. What is transgenic chicken?
  8. Comment on adenoviruses.
  9. Define cryobiology.
  10. What are the key concepts of recombinant DNA technology?

 

PART – B

 

Answer any four of the following                                                             4 x 10 = 40

 

  1. Give the details on infra structure requirement for plant tissue culture.
  2. Explain the process of Nitrogen fixation.
  3. Describe briefly the genomic library.
  4. Some achievements are made through transgenic technology in plants and animals– Discuss.
  5. Describe: Genetically modified crop and it is a boon or a bane?
  6. Explain the usage of DNA fingerprint technique in different fields.

 

 

PART – C

 

Answer any Two of the following                                                             2 x 20 = 40

 

  1. Write an essay on human gene therapy and add a note on various dimensions of its positive and negative impacts.
  2. Write an essay on the process of in vitro
  3. Explain the various aspects of genomic library.
  4. Write an essay on cloning and add a note on ethical issues involved.

 

 

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Loyola College M.Sc. Zoology April 2007 Biophysics Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 30

SECOND SEMESTER – APRIL 2007

ZO 2809 – BIOPHYSICS

 

 

 

Date & Time: 19/04/2007 / 1:00 – 4:00          Dept. No.                                                             Max. : 100 Marks

 

 

PART – A                                                (Answer all)                                       10 x 2 = 20

 

  1. What is half life period?
  2. Define the following.   a)NMR       b)PAGE
  3. Write any two applications of radioactivity.
  4. What is Refractive index?
  5. Distinguish between Entropy and Enthalpy.
  6. Define Osmotic pressure.
  7. What is Zero mobility?
  8. Write short notes on Flame photometer.
  9. What are  preparative centrifugation  and analytical centrifugation.
  10. Define Brownian movement.

 

PART – B                                    (Answer any four)                                         4 x 10 = 40

 

  1. Explain the working principle of GM counter.
  2. Elucidate the various factors affecting Enzyme activity.
  3. Write a paragraph on Ultracentrifuge.
  4. Explain all the three laws of Thermodynamics.
  5. Write a paragraph on Kinetic theory of reactions.
  6. Write a paragraph on immunoelectrophoresis.

 

PART – C                                    (Answer any two)                                          2 x 20 = 40

 

  1. Write an essay on principle of Spectrophotometer. Classify and elaborate its applications.
  2. Define Donnan’s Equilibrium and give a detailed account of laws of Osmosis.
  3. Write the principle involved in Compound and Electron microscopy and compare TEM and SEM.
  4. Define viscosity and explain in detail the working principle of a Viscometer.

 

 

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