Question

why are atmospheric gases important? ​

Answer 1

Atmospheric Gases are Indispensable for Life on EarthEdit

Atmospheric Gases are Indispensable for Life on EarthEditCarbon dioxide (CO2) and oxygen (O2) are the most important gases for living organisms. ... By creating oxygen and food, plants have made an environment that is favorable for animals. In respiration, animals use oxygen to convert sugar into food energy they can use.

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Answer 2

Answer:

Without the atmosphere, Earth would look a lot more like the Moon. Atmospheric gases, especially carbon dioxide (CO2) and oxygen (O2), are extremely important for living organisms.