Question

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

Answer 1

the dark, organic rich layers of O and A

Step-by-step 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.