FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which layer is the primary layer where plants and organisms live?
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topsoil
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subsoil
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -The uppermost layer of the Earth’s crust is called the topsoil where life exists. The topsoil is dark in colour and this layer contains humus which is very important for plant growth.
Detailed explanation-2: -Topsoil is the upper layer of soil. It has the highest concentration of organic matter and microorganisms and is where most of the Earth’s biological soil activity occurs.
Detailed explanation-3: -Topsoil: Topsoil is often referred to as the organic layer. In this layer, plants grow and animals live on top of the soil.
There is 1 question to complete.