Fisheries Multiple Choice Questions and Answers

11. If more than single species of fish is cultured at a time, then it is called

1. Monoculture
2. Aquaculture
3. Polyculture
4. Mori culture

12. Pisciculture is rearing and production of

1. Fishes
2. Birds
3. Reptiles
4. Wool yielding animals

13. Induced breeding technique is used in

1. Marine fishery
2. Capture fishery
3. Culture fishery
4. Inland fishery

14. Inand fisheries are

1. deep sea fishing
2. capturing fishes from sea coast
3. raising and capturing fishes in fresh water
4. oil extraction from fish

15. Isinglass is employed in

1. Preparation of wines
2. Clearing of wines
3. Distillation of wines
4. Preservation of wines

16. Some elasmobranchs have modified pelvic fin for copulation called:

1. Penis
2. Cloaca
3. Clasper
4. None

17. In India which of the following genera of earthworms is extensively used for vermiculture

1. Eudrigaster
2. Eudrilus
3. Pontoscolex
4. Pheretima

18. Sucking mouth and rasping tongue is present in :

1. Ostracoderms
2. Hag fishes
3. Lampreys
4. Sharks

19. Identify the edible freshwater teleost

1. Catla catla
2. Hilsa ilisha
3. Rays and skates
4. Sharks

20. Which of the followings aortic arches form pulmonary artery in lung fishes?

1. III
2. IV
3. V
4. VI