What is the significance of atmosphere …

1. The atmosphere blocks harmful ultra-violet radiations to reach Earth.
2. The atmosphere contains oxygen, the gas living beings need to breathe to stay alive.
3. The moisture it contains is an essential part of the water cycle.
4. Green plants need the carbon dioxide present in the atmosphere for making food.
5. Nitrogen is required for the fertility of soil and is vital for plants.

 The atmosphere is vital for life on the Earth. It helps sustain life in various ways:

1. The atmosphere acts as a blanket by trapping terrestrial radiation and keeping the warm. It ensures that there is the correct amount of heat required for life to exist.
2. The atmosphere blocks harmful ultra-violet radiations to reach Earth.
3. The atmosphere contains oxygen, the gas living beings need to breathe to stay alive.
4. The moisture it contains is an essential part of the water cycle.
5. Green plants need the carbon dioxide present in the atmosphere for making food.
6. Nitrogen is required for the fertility of soil and is vital for plants.