Subjects
Biology CBSE Live product
Class 9 (2025-26)
Improvement in food resources
Annual Revision IV

7. Merits and demerits - Fish culture

Question:

4 m.

Provide a long answer for the given question:

Give the merits and demerits of fish culture?

a. A methodical approach to raising fish in a controlled environment is known as ____________.

Culture fishery
Fish culture
Vermicompost
Capture fishery

b. Which of the following is a merit of fish culture?

Allows raising specific fish species
Reduces protein availability
Requires minimal investment
Spreads disease easily

c. Which of the following is the demerits of fish culture?

Fish cannot be bred in controlled environments
Fish meat is not protein-rich
High risk of disease spreading among fish
Fish farming cannot increase production

d. Which statement about the benefits of fish culture is NOT true?

Fish production can be increased by adjusting feed and techniques.
Fish farming helps in controlled breeding of specific fish species.
Fish culture reduces protein availability for humans.
Fish culture provides affordable protein-rich fish meat.

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