FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Choose which of the following master horizon did topmost mineral matter occurs?
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Horizon O
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Horizon E
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Horizon A
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Horizon B
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Explanation:
Detailed explanation-1: -A: The A horizon is a surface horizon that largely consists of minerals (sand, silt, and clay) and with appreciable amounts of organic matter. This horizon is predominantly the surface layer of many soils in grasslands and agricultural lands.
Detailed explanation-2: -Master Horizons: O O horizon – layer dominated by organic matter (almost 100% organic matter). The mineral soil begins just below the O horizon, if one is present. The O horizon is made up of varying degrees of decomposing organic matter. Some is recognizable plant material while some will be highly decomposed.
Detailed explanation-3: -Master Horizons. The A, B, and C horizons are known as master horizons.
There is 1 question to complete.