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Question
Which one of the following materials is affected by hydration process?
Options
Granite
Clay
Quartz
Salts
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Solution
Salts
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RELATED QUESTIONS
From encyclopedias and the Internet, find out the different types of soil found in India. Discuss the importance of these soils for crops cultivated in our country. You should form groups in class for this activity.
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 |
Distinguish between the following pair
Granular disintegration and exfoliation
Give geographical reason:
Temperature changes result in physical weathering.
Make a chart for your classroom showing the causes of different types of weathering.
How are erosional plains formed?
What is weathering?
What is known as oxidation?
What are exogenic forces?
What is the chief characteristic of weathering in tropical climates?
Give a technical term for the following:
Expansion of minerals in rocks on coming into contact with rainwater.
Define weathering.
Distinguish between:
Weathering and Denudation
Distinguish between :
Loess and Alluvium.
What do you understand by the following term:|
Carbonation
What do you understand by the following term:|
Humus
What are different types of soil according to their texture?
Rewrite the following sentence, choosing the right word from the options given below:
_______is produced by the decayed organic material, including dead leaves, stems roots, living bacteria, fungi, worms, and other organisms.
Rewrite the following sentence, choosing the right word from the options given below:
_______soils are those which are undisturbed by erosion or deposition.
Distinguish between the following :
Erosion and Weathering.
What do you understand by the following term:
Landslide
Give reasons for the following :
Climate is the most important factor of soil formation.
Give reasons for the following :
Grassland soils are less acidic than forest soils.
Explain the following terms.
Colloids
Give a geographical reason:
Slope is a major factor in mass wasting.
Are physical and chemical weathering processes independent of each other? If not, why? Explain with examples.
