" 2.What are pests? "

What are pests? Name some of them.

What is pest ?

What are pests and pesticides? Give biological methods of pest control.

What are the pests of earthworms?

What are crop's pests ? Suggest preventive measures to control pests.

What are natural pest controlling agents?

The microorganism that destroys pests is –

What are the problem of controlling pests?

Pests which only feed and oviposit on crop are (a) Major pests (b) Minor pests (c) Accidental pests (d) Occasional pest

Barnacles are pests of