The layer that protects us from harmful U.V. radiation is:
Correct answer: B. O3
- A. CO2
- B. O3
- C. NO2
- D. O2
Explanation
The ozone (O3) layer, located in the stratosphere, plays a critical role in absorbing the majority of the sun's high-frequency ultraviolet (UV) radiation. This absorption protects life on Earth from the harmful effects of UV exposure.
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