Question

Let's Practice: 1) Correct the sentences and write them down again. a) It takes about a thousand years for a 25 cm thick layer of mature soil to form. b) Land and soil both are the same thing. 2) What happens if the microbes of soil are destroyed? 3) Suggest preventive measures for erosion of soil. 4) What you and your friends will do for plantation and conservation of trees?​

Answer 1

3.The soil erosion can be prevented by the following ways:

Afforestation. Planting new trees and plants is afforestation. ...

Crop Rotation. ...

Terrace Farming. ...

Building Dams. ...

Shelterbelts. ...

Embankments. ...

Van Mahotsav.

Answer 2

it take about A Thousand Year of 25 CM thick layer of million soil from