Ozone Depletion Quiz

What does the ozone in the stratosphere absorb?

• UV-A radiation only

• UV-B and UV-C radiation

• UV-C radiation only

• Visible light

What are the human health benefits of stratospheric ozone mentioned in the text?

• Prevention of respiratory diseases

• Prevention of skin cancer and cataracts

• Increase in vitamin D production

• Protection against infrared radiation

What is the primary anthropogenic cause of ozone depletion?

• Hydrofluorocarbons (HFCs)

• Nitrous oxide (N2O)

• Chlorofluorocarbons (CFCs)

• Carbon dioxide (CO2)

What is the main way to reduce anthropogenic ozone depletion as mentioned in the text?

• Increasing the use of CFCs

• Phasing out and replacing CFCs

• Using more hydrochlorofluorocarbons (HCFCs)

• Banning all refrigerants

Which of the following is a temporary transition option to reduce ozone depletion?

• Hydrofluorocarbons (HFCs)

• Chlorofluorocarbons (CFCs)

• Hydrochlorofluorocarbons (HCFCs)

• Halons

What natural phenomenon contributes to ozone depletion in the Antarctic?

• The melting of polar ice caps

• The formation of stratospheric clouds made of water & nitric acid

• The increase in global temperatures

• The migration of animal species

What percentage of incoming solar radiation is reflected back into space by clouds and the atmosphere?

• 26%

• 19%

• 70%

• 55%

Which greenhouse gas has the highest Global Warming Potential (GWP) according to the information provided?

• Carbon dioxide (CO2)

• Methane (CH4)

• Nitrous oxide (N2O)

• Chlorofluorocarbons (CFCs)

What is the Global Warming Potential (GWP) of carbon dioxide (CO2)?

• 1

• 23-84

• 300

• 1600-13,000

Which of the following is not a source of methane (CH4)?

• Natural gas extraction and combustion

• Evaporation and transpiration from plants

• Animal agriculture

• Anaerobic decomposition