Explain the formation of the soil and factors affecting its formation
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Answered by
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Answer:
Soil is formed by weathering of rocks
The factors affecting the formation of rocks are wind, temperature,heat and water
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Answer:
SOIL PROFILE
O: surface layers
A:topsoil---humus mixed with small particles of minerals
B: subsoil---humus mixed with big mineral
C: weathered rock---minerals with very little humus
R:bedrock---minerals and rocks
FACTORS IN SOIL FORMATION
PARENT ROCK
determines color, texture, chemical properties, mineral content, permeability
RELIEF
Altitude and slope, determine accumulation of soil.
CLIMATE
Temperature, rainfall, influence rate of weathering and humus.
FLORA FAUNA AND MICRO ORGANISM
Affect the rate of humus formation
TIME
Determines thickness of soil profile.
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