Environment & Ecology · Environmental Science
Which of the following statements are correct? A. Secondary pollutants may form without direct emission of their final chemical form B. All primary pollutants are emitted only from anthropogenic sources C. Tropospheric ozone formation involves photochemical reactions of NOx and hydrocarbons D. Acid rain can occur even in regions far from emission sources
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A, B, C and D
- 2B and D only
- 3A and C only
- 4A, C and D only✓
Correct answer
A, C and D only
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