Factors of Soil formation

Formation of soil is a very slow process and it takes thousands of years for the formation of one cm soil.

Climate: Temperature and humidity decides the rate of weathering of rocks and amount of humus in soil.

Parent Rock: Decides the colour, minerals and grain size of soil.

Topography: Slope and altitude decides the accumulation of soil on the surface. Slopes usually have thin layer of soil.

Organic Material: flora, fauna and microorganisms decide the formation of humus in the soil.

Time: Time is the most important factor for the soil formation. Time decides the formation of zones in soil. It also decides it thickness.

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