Soil

soil can be defined as the combination of humus(rotting dead matter)and rock particles(sand). soil is formed by the process called weathering(breaking down of rocks by the action of wind,water and climate).

soil is inseparable part of our life:

1.Soil is important for agriculture

2.Agriculture provides food,clothing

3.Soil gives shelter for all,it is home for many organisms

4.Soil supports the growth of the plants by holding the roots firmly. soil is thus an inseparable part of our life.

Loss of the topmost fertile soil is called SOIL EROSION

Reasons for the soil erosion :-

1) Floods

2) Running water

3) Deforestation

CONSEQUENCES OF SOIL EROSION:-

1) Loss of fertile top most layer

2) Loss in Agriculture

3) Less yielding capacity

4) Damage to the Biotic fauna in soil

5) Loss of food to some birds which are dependent on soil insects

6) Loss of organic manure i.e HUMUS