Question

1 point
Q9.Which one of the following
is a step in the formation of
soil?
O Wheathering of rocks
Volcanic eruptions
O Addition of humus
All of above​

Answer 1

Answer:

Soil minerals form the basis of soil. They are produced from rocks (parent material) through the processes of weathering and natural erosion. Water, wind, temperature change, gravity, chemical interaction, living organisms and pressure differences all help break down parent material.

Explanation:

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Answer 2

Answer:

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