Question

define:humans,topsoil​

Answer 1

Topsoil is the part of the soil where all of the biological activity occurs.

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Answer 2

Humus

the organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms.

Topsoil


topsoil

the top layer of soil.

If you need of Human


Human means someone or something that is related to or associated with people or humanity.

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