Fish Production

Author:P S Verma & V K Agarwal
9th CBSE
IMPORTANT

Important Questions on Fish Production

MEDIUM
IMPORTANT

Write down the composition of a freshwater composite fish culture. How is competition avoided between fishes ?

MEDIUM
IMPORTANT

How do you differentiate between capture fisheries, inland fisheries and aquaculture?

MEDIUM
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What are the advantages of composite fish culture?

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IMPORTANT

Mention four advantages of fishery.

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Explain the term eutrophication with suitable example.

MEDIUM
IMPORTANT

During the downpour in a village, the rainwater carried away excess of nitrogenous and other compounds present in the soil to a pond. How will they affect the growth of algae and phytoplankton in the pond?

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IMPORTANT

Mention different aspects of fish culture.

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IMPORTANT

Which one of the following fishes is a surface feeder?

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Which one of the following is the fastest growing carp?

MEDIUM
IMPORTANT

Alikunhi is famous for the development of the technique of

EASY
IMPORTANT

Name the various types of fisheries. Write a note on culture fishery.

MEDIUM
IMPORTANT

Check List or Key Items.
In composite fish culture, mark the fish as surface feeder (S), middle zone feeder (M) and bottom feeder (B)

Fish Feeding
a. Catla
b. Common carp
c. Mrigal
d. Rohu