NEET UG CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY

1 Medium

1 of 1

Remembering +4 | -1

Maximum limit of nitrate in drinking water is ____ ppm and its excess concentration causes ____

View answer and explanation

Correct option: B

50 ppm, blue baby syndrome

Option B (50 ppm, blue baby syndrome) is correct because the maximum limit of nitrate in drinking water is 50 ppm, and excess concentration can cause methemoglobinemia, also known as blue baby syndrome.

More Questions from ENVIRONMENTAL CHEMISTRY

Practice All Chapter MCQs →

Average ozone concentration in Jakarta, Indonesia have been reported to be

0.015 \mathrm{~mg} \mathrm{~m}^{-3}

and those in Tokyo, Japan are

20 \mathrm{~ppmV}

. What is the approximate ratio of these two values, when expressed in the same unit? Increasing skin cancer and high mutation rate are due to S-I: Aldehydes are one of the constituents of photochemical smog.
S-II: Aldehydes are produced by photochemical oxidation of hydrocarbons by ozone. Which of the following statements is false? Most suitable atmospheric reaction which is relating to that of disfiguring of Taj Mahal is: Formation of London smog takes place in