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Effects of water pollution - class-VIII
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BOD is ___________ in polluted water and ________in potable water.
AnswerClick to flip back
A
more, less
💡 Explanation:
A low BOD is an indicator of good quality of water. Whereas a high BOD indicates polluted water as in that water the dissolved oxygen is consumed by bacteria.
So, the correct option is 'more, less'