M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Second Semester
Botany
Elective-ALGAL TECHNOLOGY
(CBCS 2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Chantransia stage.
2. BG 11 medium.
3. Photobioreactor.
4. Hydrothermal liquefaction.
5. Mannose.
6. Community.
7. Net method of seaweed cultivation.
8. CSMCRI.
9. Nori
10. Kappa carrageenan.
Sub. Code
4MBO2E2
AFF-4902
2
sp 5
Part B x 5 25)
Answer all the questions, choosing either or
11. Give an account of De Walnes medium.
Or
How will you measure the growth of the alga in the
laboratory?
12. Describe the mixing systems used in microalgal
cultivation.
Or
How will you avoid contamination in algal culture?
13. How will you classify the seaweeds?
Or
Give an account of the sexuality of algae.
14. Explain the selection of sites for algal cultivation.
Or
Describe the raft method of seaweed farming.
15. Examine the sources and uses of alginates and
agars.
Or
Give an account of Seaweed Liquid Fertilizer.
AFF-4902
3
sp 5
Part C x 10 30)
Answer any three questions.
16. Explain the general methodology of isolation and
culturing of algae in laboratory.
17. Discuss the utility of bio-ponds for industrial
applications.
18. Examine the chemical composition of seaweeds.
19. Write an essay on the management of seaweed farming.
20. Critically evaluate the sources of algae as human food.
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