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NEET Sample Paper NEET Sample Test Paper-31

  • question_answer
    Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and municipal waste waters into natural surface waters, is -

    A)  \[<3-0\text{ }ppm~\]

    B)  \[<10\text{ }ppm\]

    C)  \[<100\text{ }ppm\]       

    D)  \[<30\text{ }ppm\]

    Correct Answer: D

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