Question

How is soil formed ? Write any four points of its importance as resource.​

Answer 1

Answer:

soil formed by bared rocks

it is the main source of mineral nutrition for plants

soil is the house of various useful bacteria

Answer 2

Answer:

Soil minerals form the basis of soil. They are produced from rocks (parent material) through the processes of weathering and natural erosion. Water, wind, temperature change, gravity, chemical interaction, living organisms and pressure differences all help break down parent material.

Explanation:

four points are:-

Soils provide plants with essential minerals and nutrients. 28. 28 Soils provide air for gaseous exchange between roots and atmosphere. Soils protect plants from erosion and other destructive physical, biological and chemical activity.