FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What layer is considered the ‘B’ layer of soil?
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Organic
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Topsoil
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Subsoil
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Parent material
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Explanation:
Detailed explanation-1: -B HORIZON-This is the layer that we call “subsoil” and it is located just below the A Horizon. This layer has clay and mineral deposits and less organic materials than the layers above it. This layer is also lighter in color than the layers above it.
Detailed explanation-2: -The B horizon is commonly referred to as “subsoil” and consists of mineral layers which are significantly altered by pedogenesis, mostly with the formation of iron oxides and clay minerals.
Detailed explanation-3: -The horizon under the topsoil is called the subsoil (or B horizon) and may reach a depth of 30 inches.
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