Strategies for Enhancement in Food Production Easy Questions and Answers | Page - 18

Strategies for Enhancement in Food Production

One of the major difficulties in the biological control of insect pests is the

1. practical difficulty of introducing the predator to specific areas
1. method is less effective as compared with the use of insecticides
1. predator does not always survive when transferred to a new environment
1. the predator develops a preference to other diets and may itself become a pest.

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Biological control refers the use of living organisms like natural predators and parasites to reduce pest population and control diseases. However they may become pest as they can develop a preference to other diets.

Correct Option: D

Biological control refers the use of living organisms like natural predators and parasites to reduce pest population and control diseases. However they may become pest as they can develop a preference to other diets.