Which of the following statements is/are correct with reference to ‘ozone layer’?

1. Ozone layer shields the surface of the earth from the ultra-violet radiations from the sun.
2. Ozone depletion has been linked to the chlorofluorocarbons.

A) Only 2

B) Neither 1 nor 2

C) Both 1 and 2

D) Only 1

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2025 (GS Paper I)