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Soils
Question
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What is contour ploughing? How can we guard the soils against that danger of soil exhaustion?

Answer

Contour ploughing is a method of tilling or ploughing hillsides or sloping lands among the contour lines, that is, around rather than up and down a slope mainly with a view to conserving soil and water.


Soil exhaustion refers to the lost of fertility due to excess use of land and improper methods of cultivation. We can guard our soils against the danger of soil exhaustion by adopting the following techniques:

1. Keeping the land fallow
2. Rotation of crops
3. Combination of crops.

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Some More Questions From Soils Chapter

Mention the three horizons of a soil profile.

Name physical properties of soils.

Name the three measures to conserve soils.

How is humus formed? What is its significance?

 What are the characteristics of a fertile soil?

Describe loams.

What is ravine? Where are these found in India?

Why is soil?

Name two main types of alluvial soils found in Northern India.

Which two types of soils are found in sandy desert?