Question

•What are fertilisers ? Excess use of fertilizer is not advisable, explain.
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Answer 1

Answer:

Excessive use of fertilizers can reduce the natural replenishing ability of soil. Their excessive use can change the chemical nature of soil and make it less fertile. They can also water bodies through runoff water and cause water pollution.

Explanation:

Answered by Renuka ༼ つ ◕◡◕ ༽つ

Answer 2

Answer:-

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Fertilisers are chemicals that contains nutrients for plant growth. They are man-made and are produced as salts in factories. The most commonly used fertilisers ARE OK fertilisers, which contain nitrogen, phosphorus, and potassium. As the organic component of soil is gradually getting reduced, sulphur is also now being recommended for ensuring nutrition.

• Excess use of fertilisers is not advisable because:-

1. Excessive use of fertilisers can damage soil by making it either too acidic or too basic.
2. Fertilisers have also become a source of water pollution.
3. Excess fertilisers get washed away rain water from crop fields into water bodies, harming aquatic plants and animals.
4. Excess fertilisers also harm useful microbes in soil.

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