Q18 of 22 Page 16

list two main causes of the population of water of the river Ganga. state how pollution and contamination of the river water prove harmful for the health of the people living neighbouring to the river. ( CBSE 2015)

1. largely untreated sewage such as garbage and excreta are dumped into the Ganga. Industries also contribute to Ganga's pollution by loading chemical effluents and makes the water toxic, killing aquatic animals harmful effects:
1. it has made the water unfit for consumption, and if consumed without treatment, it causes diarrhoea, skin disease and many other diseases in the human being.
2. IT causes death to aquatic animals.

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