LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ADV. ZOOLOGY & BIO TECH.

FIRST SEMESTER – NOVEMBER 2010

    ZO 1813  – PHYLOGENY OF INVERTEBRATA AND CHORDATA

 

 

 

Date : 30-10-10                 Dept. No.                                        Max. : 100 Marks

Time : 1:00 – 4:00

                                                                            PART-A

(Answer All the questions)                                                                             (10×2 = 20 Marks)

1.Write notes on

(a) Ductus caroticus  (b) Tricuspid valve.

2.Write the Dental Formulae of the following:

(a) Camel  (b) Rabbit  (c) Rat  (d) Lion.

3.Give any four Economic Importance of Chordates.

4.Explain the Pathogenecity of the following:

(a) Plasmodium vivax  (b) Trypanosoma gambiense.

5.Give the Zoological names of the following:

(a) Frog  (b) Man  (c) Pigeon  (d) Tiger

6.Define the following:

(a) Mutualism  (b) Commensalism

7.Distinguish Immigration from Emigration.

8.Write short notes on:

(a) Synsacrum (b) Electric organs.

9.Define:

(a) Symmetry  (b) Coelom.

10.Mention any four Affinities of Hemichordates.

 

PART-B

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

11.Write an account on the Larval Forms of Crustaceans.

12.Give an account of the Origin , Ancestry and Evolution of Chordates with reference to

Geological Time Scale.

13.Explain in detail the Minorphyla-Chaetognatha.

14.Compare and bring out the Phylogenetic significance of brain of Chordates.

 

15.Briefly explain the Adaptive Radiation of Fishes.

16.Discuss in detail the Life Cycle of Taenia solium.

 

 

 

PART-C

(Answer any Two questions)                                                                                                 (2×20 = 40 Marks)

17.Compare and contrast the exoskeleton of  Chordates and elaborate its phylogenetic significance.

18.What are Ostracoderms? Classify and explain the Origin and Evolution of Ostracoderms.

19.Give an account of Sericulture.

20.Describe the following:

(a)Nemertinea  (b)Affinities of Cephalochordates  (c)Adaptive Radiation of Birds.

 

 

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – BIOTECHNOLOGY

THIRD SEMESTER – NOVEMBER 2010

    ZO 3900  – MEDICAL LABORATORY TECHNOLOGY

 

 

 

Date : 13-11-10                 Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

Part A                                                               (Answer All)                                                  10 ´ 2 = 20

1. List the properties of CSF.
2. Differentiate antiseptics from disinfectants.
3. Comment on amniotic fluid.
4. Write the procedure for estimation of SGPT.
5. Expand: GnRH, LH, FSH and GH.
6. Define the process of TURP.
7. Differentiate cephalic from peripheral blood collection.
8. Enumerate the functions of platelets.
9. Distinguish microhaematocrit from macrohaematocrit.
10. Define platelet activation.

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

11. Describe in brief the estimation of RBC count.
12. Write notes on types of anaemia.
13. Give a brief account on blood sugar estimation.
14. Write notes on red cell indices.
15. Describe the estimation of ESR.
16. Give a brief account on haemoglobin estimation.

 

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

17. Give a detailed account on physical and chemical sterilization.
18. Explain the collection of blood.
19. Describe in detail various steps of homoeostasis.
20. How will you identify ABO blood group and Rh type? Write the clinical significance of blood grouping.

 

 

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