Which of the followings is not true? Decomposition of dead animal bodies consume

Question

Which of the followings is not true? Decomposition of dead animal bodies consumes dissolved oxygen in water. Inflow of untreated domestic sewers can decrease amount of dissolved oxygen in a stream. Biological oxygen demands are lower in pristine creeks than in rivers polluted by organic pollutants. Biological oxygen demand will increase when a polluted stream is mixed with an unpolluted river. Which of the followings is not true about DDT? highly soluble in water as Rachel Carson described in her book 'Silent Spring very stable in natural environments volatile can accumulate in cold regions such as sub-arctic Canada

Explanation / Answer

Volatile is not true about DDT.

As DDT is highly soluble in water and very stable in natural enviornments and can accumulate in cold regions such as sub-arctic canada

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