Which of the following is NOT a source of particulate matter (PM2.5)?
A. Industrial emissions
B. Burning fossil fuels
C. Solar radiation
D. Vehicle exhaust
Answer: Option C
Solution (By JKSSB Mock Tests)
Solar radiation is not a source of particulate matter. Particulate matter (PM2.5 and PM10) is emitted from vehicle exhaust, industrial processes, burning of fossil fuels, construction, and natural sources like dust and smoke.
Explanation:
The Antarctic climate is extremely cold year-round, with the lowest temperatures ever recorded on Earth, and very low precipitation, making it a cold desert.
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