1.

Complete the following table.Factor/ProcessRole in the formation of soil(1) Parent rock…………….(2) Regional climate…………….(3) Organic material…………….(4) Micro‐ organisms…………….

Answer»
Factor/ProcessRole in the formation of soil
(1) Parent rockThe rock gets weathered depending on the hardness of the rock and the climate of the region. It turns into powdery material which further turns into soil.
(2) Regional climateWhen the rock is exposed to a different climates, the same type of rock gives rise to different types of soil.
(3) Organic materialThe organic material gets mixed into weathered powdery material and turn it into soil.
(4) Micro‐ organismsMicroorganisms help in decomposing the dead remains of organic materials and get mixed into the soil to form humus.


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