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Question

Which of the following causes the major contamination in water?

A
Fish
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B
SO2
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C
Salts of arsenic
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D
Sewage
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Solution

The correct option is C Salts of arsenic
Intermittent incidents of arsenic pollution in ground water effects health of people, as arsenic poisoning.
The polluted water is mostly supplied from rivers. Ground water comes from deep tube wells, which are few in number. Because of the low quantity of deep tube wells, the risk of arsenic poisoning is comparatively high.

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