Question

Process of exchange of gases between the soil and atmosphere.

Answer 1

Answer:

the answer is "diffusion"

Explanation:

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Answer 2

Diffusion:   Most of the gaseous interchange in soils occurs by diffusion

                   Atmospheric and soil air contains a number of gases such as

                   nitrogen, oxygen, carbon dioxide etc., each of which exerts its  

                   own partial pressure in proportion to its concentration.