Multiple choice

Top soil in mountains gets eroded easily by the flow of water. Which of the following methods is helpful in decelerating the flow of water down the slopes and thus, preventing top soil erosion?

  1. Strip cropping

  2. Terrace cultivation

  3. Shelter belt

  4. Contour ploughing

  5. Gullies
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct answer. Ploughing in a wrong way, i.e. up and down the slope, forms channels for the quick flow of water, leading to soil erosion. Ploughing along the contour lines can decelerate the flow of water down the slopes. This is called contour ploughing.

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