Question

(true or false )
pesticides are used to kill small pests but they are not strong enough to cause harm to humans ​

Answer 1

Answer:

True

Explanation:

Answer 2

Required Answer :-

Pesticides are used to kill small pests but they are not strong enough to cause harm to humans.

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The above statement is true.

Clarification:

Pests are those organisms which destroy crops by causing diseases or by eating the parts of plants before they are harvested. Most of the pests are microbes, birds, insects and rodents (rats and squirrels).

And thus to protect those crops from being harmed, we use chemicals called as pesticides that kills the pests.

Science at Ease!

• Crops are those plants which are grown on a large scale for human consumption.

Agricultural practices:

The practices undertaken during different times of year for cultivation of crops are called agricultural practices. Some of the agricultural practices are mentioned below :-

1. Preparation of soil
2. Providing nutrients
3. Sowing and seed selection
4. Transplantation
5. Irrigation
6. Weeding
7. Harvesting
8. Storage of crops