Soil

It is the unsoild or loose covering of fine rock pieces that covers the surface of the earth.The term 'soil' is defined as the humic layer of topsoil.Soil is commonly referred to as "earth" or "dirt".Given time, the simple mixture of sand, silt, and clay will evolve into a soil form which consists of two or more layers.

Assignment

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Basic Info

* Soil what is soil, soil is natural body consisting of layers that are primarily composed of minerals. Soil has twelve total layers. The common layers are bedrock, parent material, sub soil, top soil, and the organic layer.

15. Illustrate the role of organic processes in soil formation (ESS-M-A4)