List three human activities responsible for the pollution of water bodies.
Q. List three human activities responsible for the pollution of water bodies.
Ans. (i) Excessive use of fertilizers and pesticides.
(ii) Disposal of industrial waste which contains poisonous substances into nearby water bodies.
(iii) Sewage discharged into sewers from household/domestic units.
(iv) Synthetic soap and detergents used during washing in household units.
(v) Hot water released from industrial units.
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