How is a balance between the amounts of carbon dioxide maintained in the atmosphere?

Ans. The Carbon-dioxide is an important gas of the atmosphere. It is added and also used. The balance is maintained in the following ways:

• Green plants use it to make their food and release oxygen.
• Animals and humans release carbon dioxide in the atmosphere.
• There is a perfect balance, which is disturbed by the burning of fossil fuels that add large amounts than necessary.