Question

Write three methods to prevent soil erosion in hilly areas.explain

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Answer 1

(i) Contour ploughing: this refers to ploughing along contour lines. (ii) Terrace farming: construction of steps along the hilly areas by cutting the rock layers to reduce the flow of rivers. (iii) Plugging of gullies to prevent gully erosion.

Answer 2

Explanation:

1. Contour ploughing: this refers to ploughing along contour lines
2. Terrace farming: construction of steps along the hilly areas by cutting the rock layers to reduce the flow of rivers
3. Plugging of gullies to prevent gully erosion.