Ozone layer protects life on the Earth from:

A. Ultraviolet rays
B. Greenhouse gases
C. Carbon dioxide
D. Oxygen

🧠 Explanation:

The ozone layer protects life on Earth by blocking harmful ultraviolet (UV) rays from the sun. These rays can cause skin cancer and damage plants. Found high in the atmosphere, the ozone layer acts like a shield. In Pakistan, understanding this is key for environmental studies, as UV protection affects health and farming. It’s important because it helps us stay safe from sun-related diseases and supports agriculture by protecting crops.