A. Answer the following questions in brief.
1. How is soil formed?
2. How can we reduce soil erosion?
3. Which area will have more soil erosion - hills or plains?
4. What harms are caused due to soil erosion by wind?
5. Which are the two things which helps in formation as well as erosion of soil?
Answers
Answer:
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Answer:
1. 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.
2. You can reduce soil erosion by:
p1. Maintaining a healthy, perennial plant cover.
p2.Mulching.
p3. Planting a cover crop – such as winter rye in vegetable gardens. ...
p4.Placing crushed stone, wood chips, and other similar materials in heavily used areas where vegetation is hard to establish and maintain
3. Hills will have more soil erosion.
4. Wind erosion damages: human health as airborne dust can cause asthma and other health problems. agricultural production by stripping away the fertile top layers of the soil and organic matter.
5.Parent materials. 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.