M.Sc. DEGREE EXAMINATION,
NOVEMBER 2017
Third Semester
Oceanography
FISH AND FISHERIES
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
All questions carry equal marks.
1. Caudal fin
2. Elasmobranch
3. Carnivorous fish
4. GSI
5. Fish tagging
6. Aerial Survey
7. Tetradotoxin
8. Fish pathogens
9. NFDB
10. FAO.
Sub. Code
461301
RW-905
2
Wk 3
Part B x 5 25)
Answer all questions, choosing either or
11. Write a short note on the morphometric characters
of fish.
Or
What is cartilaginous fishes? And describe its
classification?
12. What are the methods employed to study the age
and growth of fish?
Or
Explain briefly about the fish migration.
13. How surveying of fishery resources is important in
fishery management?
Or
Write a short note on the acoustic survey of fishery
resources.
14. Write a short note on spoilage of sea foods.
Or
Discuss about the defects in fish processing
technology.
15. What is the role of CMFRI in conservation of fishery
resources?
Or
Comment on sustainable management of fishery
resources.
RW-905
3
Wk 3
Part C x 10 30)
Answer any three questions.
All questions carry equal marks.
16. Discuss in detail on the commercially important fishery
resources of India.
17. Explain in detail about the biotic and abiotic factors
affecting spawning process in fishes.
18. Write an essay on the various statistical tools used for
analyzing fish stock.
19. Describe the role of HACCP in seafood quality
regulations.
20. Write an essay on the role of local fisher folk in
management of fish stock.
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