Which of the following is a secondary pollutant in the troposphere but a beneficial component in the stratosphere?
A)ozone
B)nitrogen oxides
C)carbon monoxide
D)volatile organic compounds

Question

Quizplus · Accepted Answer

Ozone is considered a secondary pollutant in the troposphere because it is formed through a chemical reaction between nitrogen oxides and volatile organic compounds in the presence of sunlight. However, in the stratosphere, ozone plays a beneficial role by absorbing harmful ultraviolet radiation from the sun, protecting life on Earth.

Which of the Following Is a Secondary Pollutant in the Troposphere