Biochemical Oxygen Demand, (BOD) is a measure of organic material present in water. BOD value less than 5 ppm indicates a water sample to be ______. - Chemistry | Shaalaa.com
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AssertionIf BOD level of water in reservoir is less than 5 ppm it is not polluted.ReasonHigh biological oxygen demand means low activity of bacteria in water.A. Assertion is correct but Reason is incorrectB. Both Assertion and Reason are incorrectC. Both Assertion and Reason are correct but Reason is not the correct explanation for AssertionD. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
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