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The concentration of fluoride, lead, nit...

The concentration of fluoride, lead, nitrate and iron in a water sample from an underground lake was found to be 1000 ppb,40 ppb,100 ppm and 0.2 ppm, respectively. This water is unsuitable for drinking due to high concentration of

A

Lead

B

Nitrate

C

Iron

D

Fluoride

Text Solution

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The correct Answer is:
B

Hence the concentration of nitrate in a given water sample exceeds from the upper limit as given above.
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