Question

2. What is the role of carbon dioxide present in the air?​

Answer 1

Answer:

Carbon dioxide Helps the plants to produce oxygen and help man to breathe

Answer 2

Answer:

Although much less abundant than nitrogen and oxygen in Earth's atmosphere, carbon dioxide is an important constituent of our planet's air. A molecule of carbon dioxide (CO2) is made up of one carbon atom and two oxygen atoms. Carbon dioxide is an important greenhouse gas that helps to trap heat in our atmosphere.