Question

There are animals that destroy the crop before it is harvested. Farmers find it difficult to protect the
crops from these animals, insects and microorganisms. Provide information to your classmates by
answering the questions.
(a) What are these animals/insects called? Name few that ruin the standing crops.
(b) What methods do the farmers employ to protect their crops?
(c) Name some common insecticides used to protect crops.
(d) Write the difference between insecticide, pesticide, fungicide and rodenticide.​

Answer 1

(a) Such organisms are called pests. Examples- Fleas, caterpillars, rats, etc.

(b) Farmers spray pesticides and insecticides to protect their crops.

(c) Examples of Insecticides - DDT, Benzene Hexachloride, etc.

(d) Insecticides are used to get rid of insects. Pesticides are used to get rid of pests like caterpillars, worms. Fungicide is used to protect the plant from Fungal disease. Rodenticides are used to get rid of mice and rats.

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