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Soil (Final)

QuestionAnswer
What makes a soil profile? Horizons
Horizons are Vertical differences in soil
What are the types of soil profiles? O horizon, A horizon, E horizon, B horizon, C horizon
O horizon is Organic matter
A horizon is Organic and mineral matter
Topsoil is made up of O horizon and A horizon
E horizon is Little organic matter
The E horizon is the zone of Eluviation and leaching
B horizon is Zone of accumulation
C horizon is Partially altered parent material
The "true soil" (solum) is made up of O, A, E, and B horizons
A combination of mineral and organic matter, water, and air Soil
What are the 3 generic soil types? Pedalfer, pedocal, and laterite
Accumulation of iron oxides and Al-rich clays in the B horizon, best developed under forest vegetation Pedalfer
High accumulations of calcium carbonate, associated with dry grasslands and brush vegetation Pedocal
Hot and wet tropical climates, intense chemical weather Laterite
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