A. Ozone, PAN and CO
B. HC, NO and PAN
C. O2, PAN, and NO2
D. O3, PAN and NO2
Related Mcqs:
- Photochemical smog formed in congested metropolitan cities mainly consists of:?
- Photochemical smog is called ___________.
- In a photochemical smog, which gas is an eye and mucous membrane irritant?
- The photochemical smog is also called:?
- The photochemical smog appears:?
- The photochemical smog was first seen in the year:?
- Photochemical smog is related to the pollution of:?
- The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere is __________?
- Which of the following gases is most predominant in the sun?
- The most abundant gases in the earth’s atmosphere by volume are ____________.
