Questions 21 - what role does oxygen present in the air play in the formation of soil ?
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4
Answer:
The oxygen present in the air oxidises the chemicals present in the rocks. These oxidised chemicals then break the rocks, thus increasing their surface area and speeding up the process of soil formation.
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1
Answer:
The oxygen present in air reacts with some minerals in rocks and makes the rocks crumble. This help in the formation of soil
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