Question

14. Carbon dioxide is necessary for plants. Justify this statement. Why do we considerit as a pollutant? How can we control the excess amount of CO2?​

Answer 1

It is a greenhouse gas, which is the main reason responsible for rising temperatures and global warming. Though there are many natural resources for the release of CO2, the main being respiration by animals. thisis not the cause of the excess CO2 in the environment.