Question
If BOD of river is high, it means that the river is:
Answer: Option C
:
C
BOD is the amount of oxygen required by bacteria to break down the organic matter present in certain volume of water. High BOD means high demand for oxygen, which means high levels of organic pollutants.
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:
C
BOD is the amount of oxygen required by bacteria to break down the organic matter present in certain volume of water. High BOD means high demand for oxygen, which means high levels of organic pollutants.
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