Comprehensionmedium · Past Paper
Read the passage: The ozone layer protects the Earth from harmful ultraviolet (UV) radiation from the sun. Chemicals like CFCs have caused a hole in this layer. International agreements have been made to phase out these chemicals. Question: What is the primary function of the ozone layer?
ATo keep the Earth warm
BTo protect Earth from UV radiation
CTo provide oxygen for breathing
DTo create rain
✓ Correct Answer: B — To protect Earth from UV radiation
The text states that the ozone layer protects Earth from harmful UV radiation.
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