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Which is always present in photochemical smog?
Options
(a) ozone
(b) CO₂
(c) SO₂
(d) CH₄
Correct Answer:
ozone
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Conservation and Environmental Issues
(111)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the production of ethanol pyruvic acid is first converted to acetaldehyde
- A peculiar odour that occurs in marshy areas and cowsheds is due to gas produced by
- Juxtaglomerular apparatus is made up of
- Adrenocorticotrophic hormone is secreted by
- Characteristic feature of halophytes are
Topics: Conservation and Environmental Issues (111)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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I think because photochemical smog includes PAN, ozone(O3), and NO, NO2. And Classical smog includes CO2, SO2 and H2S.