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CBSE - Class 9 Science Improvement in Food Resources Worksheet

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

Worksheet Answers

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