Correct Answer is : The amount of O2 utilized by micro organisms for decomposition

The amount of {\O}_2 utilized by organisms in water

The amount of {\O}_2 utilized by micro organisms for decomposition

The total amount of {\O}_2 present in water

AIPMT 2001 Biology Solved Paper

Question : 37 of 100

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What is B.O.D. :-

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