What is the MOST important reason for Earth's need of the ozone layer?

Question

Quizplus · Accepted Answer

The ozone layer is crucial for protecting life on Earth from harmful solar ultraviolet radiation. Without the ozone layer, the radiation would penetrate the atmosphere and reach the surface, causing harm to organisms and potentially damaging ecosystems. The other choices are not correct as the ozone layer has no impact on long-distance radio communication or the solar wind, and it should not be used as a dumping site for harmful chemicals.

What Is the MOST Important Reason for Earth's Need of the Ozone