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Topsoil is made through the gradual breakdown of rocks and organic matter over time. Factors that contribute to its formation include weathering, erosion, plant growth, and the activity of microorganisms.

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4mo ago

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How do you use the word topsoil in a sentence?

The construction had caused all the topsoil to wash away. The rich topsoil of the prairies made good field for the crops.


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What is horizon A soil made out of?

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