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CBSE - Class 9 Science Improvement in Food Resources Worksheet

1.
For increasing production, what is common in poultry, fisheries and bee-keeping?
2.
How do storage grain losses occur?
3.
What are the benefits of cattle farming?
4.
Explain any one method of crop production which ensures high yield.
5.
How do good animal husbandry practices benefit farmers?
6.
What is genetic manipulation? How is it useful in agricultural practices?
7.
Why are manure and fertilizers used in fields?
8.
How do you differentiate between capture fishing, mariculture and aquaculture?
9.
What are the advantages of inter-cropping and crop rotation?

Worksheet Answers

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