Biochemical oxygen demand (BOD) is a measure of

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water pollution caused by inorganic matter

air pollution caused by automobiles

water pollution caused by organic matter

noise pollution caused by industries

answer is C.

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Detailed Solution

Biochemical oxygen demand (BOD) is the amount of oxygen required to remove waste organic matter from water in the process of decomposition by aerobic bacteria. It is a measure of water pollution caused by organic matter (not inorganic matter).

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