Which one of the following statements is not true?

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21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

Oxides of sulphur, nitrogen and carbon are the most wide spread air pollutant

pH of drinking water should be between 5.5-9.5

Concentration of DO below 6 ppm is good for the growth of fish

Clean water would have a BOD value of less than 5 ppm

answer is C.

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Detailed Solution

The fish growth is inhibited, if the dissolved concentration of oxygen in water is below 6 ppm.

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