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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI 600 034
B.Sc. DEGREE EXAMINATION PLANT BIOLOGY AND PLANT BIOTECHNOLOGY
FIRSTSEMESTER APRIL 2018
17/16UZO1AL01- ANIMAL DIVERSITY
Date: 30-04-2018 Dept. No. Max. 100 Marks
Time: 01:00-04:00
Part-A
Answer ALL the questions (10×2=20 Marks)
1. Define endostyle.
2. Comment on first pair of abdominal appendages.
3. Differentiate asexual reproduction from sexual reproduction.
4. Comment on scolex.
5. Whatis gravid proglottid?
6. Define Hermaphordite with an example
7. Comment on quill feather.
8. What is radula?
9. Differentiate cleidoic egg from non-cleidoic egg.
10. What is an extra embryonic membrane?
Part-B
Answer any FOUR questions (4×10=40 Marks)
11. Describe the development of Obeliageniculata.
12. .Write an essay on the structural organization of apple snail.
13. Explain the external characteristics of Obeliageniculata.
14. Draw and label the parts of dorsal and ventral view of frog brain.
15. Write notes on the types of chordate eggs.
16. Describe the arterial system of Frog.
Part-C
Answer any TWO questions (2×20=40 Marks)
17. Describe the structure and functions of water vascular system of starfish.
18. Elaborate the life cycle of Plasmodium (Golgi and Ross).
19. Form an essay on external structures of Calotesversicolor.
20. Write an essay on extra embryonic membranes.