Question

Mention any four ways in which the atmosphere sustains life on earth.​

Answer 1

Answer:

The atmosphere contains oxygen, the gas living beings need to breathe to stay alive. The moisture it contains is an essential part of the water cycle. Green plants need the carbon dioxide present in the atmosphere for making food.

Answer 2

Answer:

Ozone Makes Life on Earth Possible. Ozone is a molecule composed of three oxygen atoms, (O3). Ozone in the upper atmosphere absorbs high-energy ultraviolet (UV) radiation coming from the Sun. This protects living things on Earth's surface from the Sun's most harmful rays.

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