Question

suggest any two methods of controlling pests which are based on biological principles​

Answer 1

Answer:

There are three basic biological pest control strategies: importation (classical biological control), augmentation and conservation.

●Importation.

●Augmentation.

●Conservation.

●Predators.

●Parasitoids.

●Pathogens.

●Competitors.

●Combined use of parasitoids and pathogens.

Answer 2

Two methods of controlling pests which are based on biological principles are augmentation and conservation.

Explanation:

• Biological control of pests is the method of pest control which involves the use of organisms to destroy/ to reduce the pests especially in the agriculture fields.

• It includes importation, augmentation, conservation, predators, Parasitoids, pathogens, competitors, etc.

• Pests include insects, mites, etc.,

• When the predatory organisms are introduced in the field, they infect the insects present in the field by fatal diseases.

• Biocontrol methods are not harmful environment, cost effective, target specific.

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