Loyola College B.Sc. Zoology April 2008 Acquaculture Question Paper PDF Download

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

TS 43

B.Sc.  DEGREE EXAMINATION – ZOOLOGY

SIXTH SEMESTER – APRIL 2007

Z 618 – ACQUACULTURE

 

 

Date & Time: 28/04/2007 / 1:00 –  4:00         Dept. No.                                                     Max. : 100 Marks

 

 

Part A                                                (Answer all)                                    10 x 2 = 20

  1. What are major carps?
  2. Differentiate acclimatization from acclimation.
  3. What do you mean by shell fishery?
  4. Give the scientific name of silver carp and grass carp.
  5. What is sullage?
  6. What is biological oxygen demand?
  7. Define spawning.
  8. Define lake.
  9. Mention any two indigenous cold water fishes.
  10. Write a note on Adyar estuary?

 

Part B                                                (Answer any four)                                     4 x 10 = 40

  1. Write notes on fishery of the Chilka Lake.
  2. Explain Elasmobranch fishery.
  3. Write notes on sardines and mackerels.
  4. Explain the relationship between fish catch, mortality and population of fish.
  5. Briefly explain exotic fishes.
  6. Write notes on composite fish culture.

 

Part C                                                (Answer any two)                          2 x 20 = 40

  1. Write an essay on aquatic weeds and their control.
  2. Discuss induced breeding.
  3. Explain the fishing crafts and gear.
  4. Elaborate poisonous fishes and poison glands.

 

 

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