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This question belongs to Biology GK Chapter Wise Plant Anatomy And Physiology

Plant Anatomy and Physiology

?

Biochemical oxygen demand or BOD is a test of the amount of oxygen needed for bacteria to break down the organic matter in a water sample over a period of

A) Five days B) Ten days C) Seven days D) One day

Answer & Solution

Correct Answer: Option A

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Question posted by Examveda

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