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Problem 3 - Entrance Test
Which process is responsible for the depletion of the Ozone layer?
A. Use of CFCs in refrigerants and aerosols
B. Combustion of fossil fuels
C. Photosynthesis in plants
D. Respiration in animals
Check Answer
Show Solution
Correct: A
Chlorofluorocarbons (CFCs) release chlorine atoms when broken down by UV radiation, which react with ozone molecules, breaking them apart and thinning the ozone layer.