Three human activities that make water dirty for std 2​

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