Question

Which of the following is not a primary greenhouse gas found in earth’s atmosphere?

[A] Carbon dioxide
[B] Methane
[C] Water vapour
[D] Nitrogen oxides (NOx)

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Answer 1

Answer:

B . Methane.

hope it helps..

Answer 2

$\huge{\underline{\underline{\mathtt{\purple{A} \green{N}\pink{S}\blue{W}\purple{E}\red{R}}}}}$

Correct option: [B] Methane.