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Question

In highly polluted water BOD value shows a range of

A

17-50 ppm

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B

10-14 ppm

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C

7-12 ppm

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D

2-8 ppm

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Solution

The correct option is A

17-50 ppm


BOD (Biological Oxygen Demand) is less than 5ppm in clean water, where as highly polluted water have a BOD value of 17ppm are more

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