Ram wants to enrich soil with nutrients for his plants. Suggest the correct plant nutrient source(s) he should add that does/do not cause water pollution.

Poultry wastes

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Goat droppings

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Fertilisers

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Cow dung

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Solution

The correct options are
A Poultry wastes
B Goat droppings
D Cow dung
$∙$ Excessive use of chemical fertilisers lead to problems such as formation of barren lands. It also causes pollution of underground water. Hence, the use of biofertilisers is recommended as it increases the fertility of soil naturally.
$∙$ Cow dung, goat droppings, poultry wastes are few examples of biofertilisers formed by decomposing plant and animal wastes. They do not contain any chemicals. Hence, they do not cause soil and water pollution.

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