Question

Please explain breiflly ​

Answer 1

Answer:

Because Earth atmosphere has many gases which help us like oxygen. nitrogen which gives plant nutrition.

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Answer 2

Answer:

Atmosphere is very important for sustaining life: It contains various gases like O2, CO2, N2 which are required for various life processes by plants and animals. (ii) gas is used by plants to prepare food by the process called photosynthesis (iii) Oxygen is required for burning, combustion and respiration..