Class 9 Science IMPROVEMENT IN FOOD RESOURCES Mix Example - IMPROVEMENT IN FOOD RESOURCES

Easy

Why should biological control methods be preferred for protecting crops?

A
They are cheaper than chemical pesticides.
B
They do not harm useful organisms and avoid food poisoning.
C
They increase the yield of the crops significantly.
D
They are easier to apply than chemical sprays.

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Class 9 Questions

Class 9

Science Questions

Chapter

IMPROVEMENT IN FOOD RESOURCES

Subtopic

Mix Example - IMPROVEMENT IN FOOD RESOURCES

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