Printed textbook model paper
Which listed gas contributes most to global warming?
ان گیسوں میں عالمی گرمایش میں زیادہ حصہ کس کا ہے؟
Solution & explanation
Correct choice(s): (b)
Carbon dioxide among these choices. Other greenhouse gases also contribute; water vapour is an important feedback.
Independent study material · English-medium textbook p. iii · Original book ↗