three human activities that make water dirty for std 2
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Dumping of household wastes into rivers,ponds or canals.
Dumping of household wastes into rivers,ponds or canals.Immersion of idols after a festival. The chemicals pollute the water body.
Dumping of household wastes into rivers,ponds or canals.Immersion of idols after a festival. The chemicals pollute the water body.Washing of dirty clothes,utensils and bathing in water bodies also contaminates the water
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Some human activities that contaminate or pollute water are listed below:-
→Industrialisation.
→Excessive use of Pesticides.
→Leakage from water tanks.
→Fertilizers.
→Radioactive waves.
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