Question

1.12. What is soil erosion? What are the causes of soil
erosion? How can soil erosion be prevented?​

Answer 1

Answer:

the denudation or removal of the top fertile soil layer is known as soil erosion.

there are mainly three reasons :

1. deforestation

2. improper farming methods

3. usage of same crops

prevention :

1. using different crops

2. proper farming methods.

3. contour ploughing

4.slash and burn technique

Answer 2

*Question:

What is soil erosion?

*Answer

Soil erosion is the displacement of the upper layer of soil; it is a form of soil degradation.

*Question:

What are the causes of soil erosion?

*Answer:

This natural process is caused by the dynamic activity of erosive agents, that is, water, ice (glaciers), snow, air (wind), plants, animals, and humans.

*Question:

How can soil erosion be prevented?

*Answer:

You can reduce soil erosion by:

1) Maintaining a healthy, perennial plant cover.

a healthy, perennial plant cover.Mulching.

2) Planting a cover crop – such as winter rye in vegetable gardens.

3) Placing crushed stone, wood chips, and other similar materials in heavily used areas where vegetation is hard to establish and maintain.