CO₂ concentration in the atmosphere is about

A. 400 - 500 ppm

B. 800 - 900 ppm

C. 1300 - 1400 ppm

D. 1800 - 2000 ppm

Answer: Option A

Solution(By Examveda Team)

The concentration of carbon dioxide in the earth's atmosphere is currently at nearly 400 - 500 parts per million (ppm). And because of the extreme rise in temperature because of global warming and pollution, the concentration of CO₂ keeps on rising.