OBJECTIVE LIFE SCIENCE
ECOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The horizontal layers in mature soil
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The surface litter layer
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The top layer of soil in which plants live
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None of the choices
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Detailed explanation-1: -A soil profile is a vertical cross-section of the soil, made of layers running parallel to the surface. These layers are known as soil horizons. The soil is arranged in layers or horizons during its formation. These layers or horizons are known as the soil profile.
Detailed explanation-2: -The A Horizon is the upper surface or topsoil and usually has the highest organic matter content; the B Horizon is the subsoil; and the C Horizon is the parent material. A given soil may have one or all three horizons. that are present, the older the soil. The thicker the horizons, the older the soil.
Detailed explanation-3: -A soil horizon makes up a distinct layer of soil. The horizon runs roughly parallel to the soil surface and has different properties and characteristics than the adjacent layers above and below. The soil profile is a vertical section of the soil that depicts all of its horizons.