1.

Explain some harmful effects of agricultural practices on the environment.

Answer»

Solution :(i)Excessive useof fertilisers changes the chemistry of soil and kills useful microbes.
(ii)Excessive use of non - BIODEGRADABLE chemical pesticides leadsto biological magnification.
(iii)Extensive cropping causes loss of soil fertility.
(iv)Damage to natural ECOSYSTEM or habitat.
(V)Excessive use of GROUND WATER for argriculture lowers the water table.


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