Page 1 - LN
P. 1

1.  SOIL AS A RESOURCE
                          a.  Meaning: -
                            The thin layer of grainy substance covering the surface of the earth is called soil.

                            Soil is a renewable natural resource.
                          b.  Factors Responsible for the Formation of Soil :-
                            Relief
                            Parent rock or bed rock
                            Climate
                            Vegetation and other forms of life
                            Time
                          c.  Forces of nature Responsible for the Formation of Soil :-
                            Change in temperature
                            Actions of running water, wind and glaciers

                            Activities of decomposers etc.
   1