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Ch 5.2 Vocabulary

Soil

TermDefinition
Regolith The layer of rock and mineral fragments that is nearly everywhere covering Earth's surface
Soil a combination of mineral and organic matter, water, and air; that portion of the regolith that supports plant growth
Soil horizon a layer of soil that has identifiable characteristics produced by chemical weathering and other soil-forming processes
Soil profile a vertical section through a soil showing its succession of horizons and the underlying parent material
Pedalfer Soil of humid regions characterized by the accumulation of iron oxides and aluminum-rich clays in the B horizon.
Pedocal Soil associated with drier regions and characterized by an accumulation of calcium carbonate in the upper horizons
Laterite A red, highly leached soil type found in the tropics that is rich in oxides of iron and aluminum
Created by: user-1875214
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