All statements regarding $BOD$ (Biochemical Oxygen Demand) are correct,except:

  • A
    It refers to the amount of oxygen that would be consumed if all the organic matter in one liter of water were oxidized by bacteria.
  • B
    $BOD$ test is a measure of the organic matter present in the water.
  • C
    The greater the $BOD$ of wastewater,the lower is its polluting potential.
  • D
    Wastewater is treated until the $BOD$ is reduced significantly.

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Similar Questions

Match the following columns:
Column-$I$ Column-$II$
$(a)$ Chipko Movement $(1) \ 1987$
$(b)$ National Forest Policy of India $(2) \ 1980$
$(c)$ Joint Forest Management $(3) \ 1988$
$(d)$ Montreal Protocol $(4) \ 1974$

Which one among the following is likely to have the highest levels of $DDT$ deposition in its body?

Select the appropriate option for $FOAM$.

Which of the following is a secondary pollutant?

In $2002$,the World Summit on Sustainable Development was held in which of the following places?

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