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Posted By: tasneem Member Level: Gold Posted Date: 09 Aug 2008
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2007 Madras University B.Sc Zoology model question paper chordata I Question paper
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MODEL QUESTION PAPER
TIME - 3 HRS
MAX. MARKS - 100
PARTA
Answer any TEN questions not exceeding 50 words [10 x 3 = 30 Marks]
1. List the general features of Phylum Chordata.
2. Outline the classification of Phylum Chordata.
3. Comment on the biological significance of Tornaria larva.
4. Write a note on Doliolum.
5. Describe the brain of mullet.
6. What are the different types of fins in fishes?
7. Give the biological importance of Hippocampus.
8. Write a note on the accessory respiratory organs of Ciarias.
9. Mention the arboreal adaptations seen in Hyla and Rhacophorus.
10. Write the salient features of Apoda.
11. Draw a neat-labeled diagram of the female urinogenital system of frog.
12. Define neoteny. How is it illustrated in Necturus and Amphiuma?
PARTB
Answer any FIVE questions not exceeding 200 words. [5 x 6 = 30 marks]
13. Give a brief account of feeding in Arnphioxus.
14. Explain retrogressive metamorphosis in Ascidian.
15. Give a neat-labeled sketch of the arterial system of shark.
16. Explain the affinities of Dipnoi.
17. Give an account of parental care in fishes.
18. Comment on the biological significance of the Axoiotl larva.
19. With the help of a neat-labeled diagram describe the pectoral girdle of frog.
PART C
Answer any FOUR questions not exceeding 500 words. [4 x 10 = 40 marks]
20. Write an essay on the affinities of Amphioxus
21. Give an account of Petromyzon
22. Explain migration in fishes.
23. Write a detailed account of the economic importance of fishes.
24. Explain the structure and working of the heart of frog.
25. Give an account of parental care in Amphibia.
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