Topsoil occurs in this layer, which is composed of a combination of organic debris and mineral matter

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Chemistry

Melody Wilson

11 May, 02:06

Topsoil occurs in this layer, which is composed of a combination of organic debris and mineral matter

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Noe Donaldson · Answer 1

It is commonly called as "A horizon" or simply horizon. It is the upper and outermost layer of soil in which most of the biological activity occurs as it comprises of high concentrations of organic debris and matter which are essential for life.