FORESTRY
SOIL SCIENCE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Organic, Topsoil, Subsoil, Parent Material, Bedrock
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Organic, Topsoil, Parent Material, Subsoil, Bedrock
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Topsoil, Organic, Subsoil, Parent Material, Bedrock
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Topsoil, Organic, Parent Material, Subsoil, Bedrock
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Detailed explanation-1: -The topsoil is the uppermost layer of the soil. Below the topsoil is the subsoil. The third layer comprises of weathered rock material. Finally, the bottomost layer is called the bedrock or parent rock from which the soil is formed.
Detailed explanation-2: -Soil Horizons are the distinct layers of a soil profile. They are divided into these layers, referred to as “Master Horizons” (from top to bottom): O Horizon, A Horizon, E Horizon, B Horizon, C Horizon, and R Horizon.
Detailed explanation-3: -Horizon A or Topsoil. It is also called the humus layer, which is rich in organic material. Horizon B or Subsoil. Just below the topsoil lies another layer called subsoil or horizon-B. Bedrock or Horizon C. Bedrock is also known as parent rock and lies just below the subsoil.