Q3 of 67 Page 414

List any two pest control measures.

(a)By using natural insecticides. (b) Use of pesticides. (c) Crop rotation and multiple cropping methods.

Explanation- Pests are destructive insect or other animal that attacks crops, food, etc.

Name two factors that can cause heavy damage to crops.

Name any two weeds.

What factors are responsible for the losses during storage of grains?

For proper storage of grains what measures can be adopted?

Questions · 67

15. Improvement in Food Resources

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