Chemical Engineering - Environmental Engineering - Discussion

Discussion Forum : Environmental Engineering - Section 6 (Q.No. 13)
13.
Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage ?
Smog & ozone
Hydrogen fluoride & nitrogen oxides
Sulphur dioxide & spray of weed killers
Carbon monoxide
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

DHARSHINI said:   7 years ago
I think the answer should be A.

Dhananjay said:   5 years ago
Yeah, the right answer should be A.

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