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NEET UG CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY
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Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Polluted water may have a value of BOD of the order of 17 ppm.
Reason R: BOD is a measure of oxygen required to oxidise both the bio-degradable and non-biodegradable organic material in water.
In the light of the above statements, choose the most appropriate answer from the options given below.
Assertion A: Polluted water may have a value of BOD of the order of 17 ppm.
Reason R: BOD is a measure of oxygen required to oxidise both the bio-degradable and non-biodegradable organic material in water.
In the light of the above statements, choose the most appropriate answer from the options given below.
View answer and explanation
Correct option: C
A is correct but R is not correct
Option C (A is correct but R is not correct) is correct because while polluted water can have a BOD of 17 ppm, the reason provided is not entirely accurate as BOD measures biodegradable organic material only.
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