write the causes of river water pollution? answer in brief
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ans. The natural state or quality of water gets changed when certain chemical substance particle, microbes radiation are added to or passed through it. the process of such change in water is called water pollution.
1.Industrial and urban waste pollute the water of the river flowing through or by the side of the town.
2.generally the river water is polluted if there is human settlement industries etc in the water resources from where waste get mixed with water.
3.polluted water harms the plants and animal present there.
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1.Industrial and urban waste pollute the water of the river flowing through or by the side of the town.
2.generally the river water is polluted if there is human settlement industries etc in the water resources from where waste get mixed with water.
3.polluted water harms the plants and animal present there.
4
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