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The word topsoil is commonly used, but not always correctly. The proper definition is ________. The word topsoil is commonly used, but not always correctly. The proper definition is ________. the entire soil down to the base of the C horizon the dark, organic rich layers of O and A only the O horizon the A, E and B horizons

Respuesta :

AlpenGlow

Answer:

the dark, organic rich layers of O and A

Explanation:

A horizon is usually called the topsoil. It is usually found below the O horizon or even at the surface. The topsoil is dark-colored and composed of organic matter and minerals. Because of this rich environment, roots grow well here and seeds germinate in this layer.

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