Question

Metion any 2 ways of preventing soil pollution question of 7th standard​

Answer 1

Answer:

Prevention of soil pollution can be done by (i) use of manures instead of synthetic fertilisers. (ii) use of natural pesticides. (iii) avoid dumping of polythene and plastics in soil. (iv) industrial waste should be treated before release in soil.

Explanation:

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Answer 2

Answer:

Avoid excess use of chemical fertilizers.

2. Promote Biofertilizers: To increase agricultural yield, without harmful effect to environment farmers should be encouraged to start using biofertilizers. The microorganisms in these fertilizers will help in increasing the fertility of the soil.