What is the MOST important reason for Earth's need for the ozone layer?
A) The ozone layer protects Earth from the solar wind.
B) The ozone layer allows long-distance radio communication by reflecting radio waves to Earth's surface.
C) The ozone layer shields Earth from harmful solar ultraviolet radiation.
D) The ozone layer provides a convenient dumping site for chlorofluorocarbon chemicals, which are harmful to life.

Question

Quizplus · Accepted Answer

The ozone layer is crucial because it absorbs and shields Earth from the majority of the sun's harmful ultraviolet (UV) radiation, which can cause skin cancer and cataracts in humans, and harm marine ecosystems.

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