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Question
What is weathering?
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Solution
Breaking up of rocks by agents related to atmosphere.
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People have used various farming methods to increase food production. However, in the process, they have stripped the soil of nutrients, leading to its degradation.
Can you suggest some ways by which we can reduce soil degradation?
Match the column
| Column A | Column B |
| 1. Granular disintegration | (i) causes feldspar to become a powdery mass |
| 2. Oxidation | (ii) is common in deserts |
| 3. Carbonation | (iii) is the simplest form of chemical weathering |
| 4. Hydration | (iv) mainly affects limestone regions |
| 5. Solution | (v) results in the rusting of iron |
In which regions of the world is ‘frost action’ the common form of weathering?
What is known as oxidation?
Distinguish between the following :
Erosion and Weathering.
Describe how changes of temperature lead to weathering.
OR
How do changing temperature lead to weathering?
Explain the following terms.
Colloids
Give a geographical reason:
Temperature is the main factor behind granular weathering.
Give a geographical reason:
Slope is a major factor in mass wasting.
Consider the given statement and choose the right option given below.
- Small streams that join the main river is tributary.
- River Gangas is a tributary.
Which of the above statement is/are the right statement.
