Oxidation of minerals in the B horizon produces
A) red and yellow colours.
B) white colours.
C) black colours.
D) blue-gray colours.
E) greenish colours
Correct Answer:
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Q16: If humus were lost from the soil
Q17: The physical and chemical weathering of the
Q18: Which of the following is correct regarding
Q19: Cryosolic soils
A)are permafrost affected soils that contain
Q20: Soil is
A)a physical,geological product.
B)weathered rock.
C)a dynamic,natural body.
D)composed
Q22: The R horizon refers to
A)unweathered sediment or
Q23: Weathered bedrock or weathered parent material (regolith),excluding
Q24: Soil structure can be defined by which
Q25: White to pale hues in soils are
Q26: With reference to the Munsell Color Chart,which
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