NEET UG CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY

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Ozone layer of stratosphere requires protection from indiscriminate use of

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Correct option: C

Aerosols and high flying jets

Option C (Aerosols and high flying jets) is correct because aerosols (like CFCs) and emissions from high-flying jets contribute to the depletion of the ozone layer.

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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