The particulate matter dispersed in the atmosphere is:
Correct answer: A. Non-gaseous
- A. Non-gaseous
- B. Mainly gaseous
- C. Gaseous
- D. Mainly non-gaseous
Explanation
Particulate matter consists of suspended solid particles and liquid droplets such as dust, soot, smoke and aerosols, so it is classified as non-gaseous material. Gases such as carbon monoxide and sulphur dioxide are not particulates.
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