FORESTRY
ECOLOGY AND ENVIRONMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which choice best describes topsoil?
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Humus, minerals, and air
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Bacteria, rocks, and water
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Mud, sand, and water
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Water, humus, rock particles, minerals, and air
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Explanation:
Detailed explanation-1: -Final Answer: Topsoil contains humus, and percolation takes place faster in sandy soil. Q.
Detailed explanation-2: -The four components of soil include: mineral matter 45%, organic matter 5%, air 25%, and water 25%. Therefore, soil is 50% solid and 50% pore space.
Detailed explanation-3: -The mixture of rock particles and humus is called the soil.
There is 1 question to complete.