Question

Q. Which of the following is a secondary pollutant?
(A) \(\mathrm{O}_{3}\)
B CO
c \(\mathrm{SO}_{2}\)
D \(\mathrm{CO}_{2}\)

Answer 1

Solution:
\(\mathrm{O}_{3}\) (ozone) is a secondary pollutant. These are formed by the reaction of primary pollutant.
\(C O\) - Quentitative pollutant
\(\mathrm{CO}_{2}\) - Primary pollutant
\(\mathrm{SO}_{2}-\) Primary pollutant

Answer 2

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Answer 3

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