FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is true about soil layers?
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The bottom layer of soil contains the mostorganic material.
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The bottom layer of soil is best for plant growth.
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Layers of soil get rockier as they get deeper.
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The top layer of soil is usually the rockiest.
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Explanation:
Detailed explanation-1: -The deepest soil layer, the C horizon, consists of decomposed rock, parent material that has characteristics of the subsoil above it and the bedrock beneath it. This parent soil is mostly responsible for the texture, natural fertility, rate of formation, acidity, and depth of the soil horizons above.
Detailed explanation-2: -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.
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