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MediumBotanysewage treatment plant
+4 / -1
Which of the following option is not correct.
A
During sewage treatment in primary settling tank heterotrophic microbes consume the major part of organic matter present in sewage.
B
Treatment of waste water is done by the heterotrophic microbes naturally present in the sewage.
C
BOD is a measure of the organic matter present in the water.
D
The Ministry of Environment and Forest has initiated Ganga Action Plan and Yamuna Action Plan.
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