General Knowledge · Environment
Choose the correct group of greenhouse gases from the options below.
- 1CH 4 , O 2 , CO 2 , N 2
- 2CH 4 , O 2 , CO 2 , O 3
- 3CH 4 , N 2 O, CO 2 , O 3✓
- 4H 2 , O 2 , CO 2 , N 2
Correct answer
CH 4 , N 2 O, CO 2 , O 3
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