| Which among these would increase carbon dioxide in the atmosphere? |
| 1. Deforestation |
| 2. Burning of firewood |
| 3. Automobiles |
| Select the correct answer using the codes given below. |
A) 1 and 2 only
B) 1 and 3 only
C) 2 and 3 only
D) 1, 2 and 3
Correct Answer: D
Solution :
[d] When the trees are felled, they release the carbon that had been storing, into the atmosphere, which mingles with greenhouse gases from other sources.
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