. Biological Oxygen Demand (BOD) is a measure of
A: Industrial wastes poured into water bodies
B: Extent to which water is polluted with an organic compound
C: Amount of carbon monoxide inseparable combined with hemoglobin
D: Amount of oxygen needed by green plants during the night
Best Answer
Explanation-
The amount of oxygen required per liter of water for five days is required by aerobic micro-organisms to metabolize organic compounds present in the water. It is comparatively lower.
So, BOD is a measure of the extent to which water is polluted with an organic compound.
Final Answer-
So, The correct option is B.
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