M.Sc. DEGREE EXAMINATION, APRIL 2016
Oceanography
MARINE RESOURCES
(2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 2 20)
Answer all questions.
All questions carry equal marks.
Each answer should be in about 10 words.
1. Abyssal zone
2. Biogenous
3. Manganese nodules
4. Placers
5. EEZ
6. ISCF
7. Mycotoxin
8. Fish oil
9. Cartenoids
10. Biopolymers.
Sub. Code
461701
RW-11002
2
Ws15
Part B 5 25)
Answer all questions.
All questions carry equal marks.
Each answer should be in about 500 words.
11. Illustrate about coastal aquifer.
Or
List out the difference between renewable and nonrenewable
resources of ocean with definition and
examples.
12. Write an account on minerals resources of west
coast of India.
Or
Write a short note on placer minerals.
13. Give a brief account on fish resources of Indian
EEZ.
Or
What is the contribution of marine resources to the
food security of indigenous fishing?
14. Give a brief account about sources of marine drugs.
Or
Write a short notes
Carbohydrates
Nitrogenous compounds.
RW-11002
3
Ws15
15. Define Venom and write a short notes on venom in
sea fish.
Or
List out the importance of conus toxin.
Part C 10 30)
Answer any three questions.
All questions carry equal marks.
Each answer should be in about 1000 words.
16. Give a detailed account on prevention and conservation of
abiotic resources of ocean.
17. Illustrate about methods of exploration in manganese
nodules and phospherite.
18. What are the causes of depletion in fish production? Give
an examples.
19. Write a detailed description about toxins, its types and
functional properties.
20. Write a short notes with examples
Marine cartenoids
Marine indoles
Marine steroids
Marine biopolymers.