FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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insects, sand, topsoil
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clay, sand, humus
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topsoil, subsoil, bedrock
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earthworms, sand, silt
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Detailed explanation-1: -Soil can be classified into three primary types based on its texture – sand, silt and clay. However, the percentage of these can vary, resulting in more compound types of soil such as loamy sand, sandy clay, silty clay, etc.
Detailed explanation-2: -What are the three main types of soil? Explanation: Silt, clay and sand are the three main types of soil. Loam is actually a soil mixture with a high clay content, and humus is organic matter present in soil (particularly in the top organic “O” layer), but neither are a main type of soil.
Detailed explanation-3: -Silt soil is a soil type composed of a mixture of gravel (small stones), sand, clay, silt, and larger amounts of humus than clay or sand soils.
Detailed explanation-4: -Complete answer:Loamy soil is made of a mixture of sand, clay and humus. Loamy soil contains particles of various sizes.