Question

Greenhouse gases are those that trap heat in the Earth's atmosphere. Which of the following is a group containing greenhouse gases?

• A. Carbon dioxide, nitrous oxide, chlorofluorocarbons
• B. Carbon monoxide, oxygen, hydrofluorocarbons
• C. Nitrogen, ozone, methane
• D. Hydrogen, water vapour, carbon monoxide

Answer 1

The correct option is A Carbon dioxide, nitrous oxide, chlorofluorocarbons

Greenhouse gases are those that trap heat in the Earth's atmosphere. The major gases responsible are carbon dioxide, water vapor, methane, and nitrous oxide. Among all these, water vapor is the biggest contributor.