Question

give a reason on excessive use of chemical fertilisers damage the soil​

Answer 1

Excess nitrogen used in crop fertilization can contribute to the release of greenhouse gases like CO2,nitrous oxide in atmospheres .This effect can caused by using greater amount chemical and fertilizer that the plant can readily absorb .

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Answer 2

ANSWER:Chemical fertilizers also destroy the soil bio mass, which is important for maintaining ecosystem and crop production. Excessive use of chemicals destroys soil nutrients like sodium, potassium, nitrogen and creates imbalances in soil fertility, according to researches.