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What amount of BOD indicates low water pollution?

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in Biology – Class 12 by (271k points)
What amount of BOD indicates low water pollution?

(a) 4000mg/liter

(b) 1500mg/liter

(c) 2000mg/liter

(d) 15000mg/liter

The question was asked in exam.

This question is from Environmental Issues in portion Environmental Issues of Biology – Class 12

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Correct answer is (b) 1500mg/liter

Explanation: Biological Oxygen Demand (BOD) is the dissolved oxygen. It is utilized for decomposing the organic wastes of water by the microbes. When the amount of BOD is 1500mg/liter, it indicates low water pollution.

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