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प्रश्न
Soil formation is an important benefit of weathering. How is it important for mankind?
उत्तर
Soil formation is important for mankind as:
- A habitat for several plants and animals
- A storage bank for water and nutrients
- Foundation of the world’s food chain
- Provides an anchor for plants
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संबंधित प्रश्न
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.
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 |
List any three factors that affect weathering.
What is known as mass wasting?
Define weathering and describe the chief characteristics of weathering.
What do you understand by the following term:|
Oxidation
What are different types of soil according to their texture?
Define the following term briefly:
Soil texture
What do you understand by the following term:
Soil profile
Consider the given statement and choose the right option given below.
- The nature and magnitude of weathering differ from place to place and region to region.
- Granular disintegration takes place due to the action of volcanoes.
- Weathering is a prerequisite in the formation of soil.
Which of the above statement is/are the right statement.
