Why does river water contains lots of impurities?

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Solution

Rain water from higher altitudes flows down the hills and forms rivers.
Water take a long course and flows over land surface from higher altitudes and it contains various impurities and soluble salts like chlorides, bicarbonates, sulphates etc but less as compare to saline water.
some of the impurities are also added by human action , which contains plastics, clothes, fabrics, flowers etc.

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Similar questions

(a) Name four kinds of suspended impurities present in river water.

(b) Name two kinds of dissolved impurities present in river water.

To show that rainwater does not contain dissolved impurities but well water contains them.

Water obtained from rivers and lakes may contain germs and other impurities. Explain how this water can be made potable.

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