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NEET Biology question

BiologyEnvironmental IssuesNEET

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In which one of the following, the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order? **[AIPMT 2007]**

Answer: (B)

Solution

Among common industrial and domestic effluents, sugar mill effluent generally has the lowest BOD, followed by paper mill effluent and then domestic sewage, while distillery

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Question ID VK-129923