N A L A N D A O P E N U N I V E R S I T Y
M.Sc. Zoology, Part-I
PAPER-I
(Non-Chordates and Chordates)
Annual Examination, 2016
Time: 3 Hours. Full Marks: 80
Answer five questions in all, selecting at least Two Questions from each Group.
All Questions carry equal marks.
GROUP
1. Describe the mechanism of filter-feeding in Mollusca.
2. Give an account of organs of excretion in Annelida.
3. Describe hydrostatic movement in Coelenterates.
4. Describe the organs of respiration in Prawn.
5. Write notes on any Two of the following
Acoelomate
Tracheal System
Bipineria larva
Nephridia
GROUP
6. Describe the different epidermal glands found in Vertebrates.
7. Classify living Reptiles up to orders with important characters and examples.
8. Describe the brain of Amphibia and compare it with that of Mammal.
9. Describe the structure and affinities of Balanoglosus.
10. Write notes on any Two of the following
Tadpole larva
Placoid scale
Wheel organ
Echidna