M.Sc. DEGREE EXAMINATIONS MARCH 2016
SEMESTER
Zoology
PAPER — III — ANIMAL PHYSIOLOGY
Max. Marks: 75 Time: 3 hours.
(No additional sheet will be supplied)
PART A (5 x 3 = 15 marks)
- Answer any FIVE Questions
- Each question carries 3 marks
- Each answer should not exceed 1 page
1. Gastro intestinal hormones
2. B – complex
3. Mechanism of breathing
4. Osmoregulation
5. Respiratory pigments
6. Poikilotherms
7. Chromatophores
8 Muscle contraction
PART B (4 x 15 = 60)
- Answer any ALL essay questions
- Each question carries 15 marks
- Each answer should not exceed 6 pages
9. Write about digestion of Proteins and Fats.
(Or)
10. Write an essay on Fat soluble vitamins and their role in cellular metabolism.
11. Write about types of hearts in Vertebrates.
(Or)
12. Give an account on excretory patterns in different animals.
13. Explain how the animals are adapted to Hibernation and Aestivation,
(Or)
14. Write about principles of Thermoregulation.
15. Write an essay on Bioluminescence chemistry and functional significance in animals.
(Or)
16. Explain the physiology of Receptors.