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Question
What do you understand by the following term:|
Carbonation
Solution 1
Formation of carbon compounds with the contact of air with rocks e.g. Calcium Carbonate, which is easily carried on by ground water.
Solution 2
The process of absorption of carbon dioxide from the atmosphere by minerals present in the rocks is called carbonation.
RELATED QUESTIONS
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?
Make a chart for your classroom showing the causes of different types of weathering.
Give a technical term for the following:
Expansion of minerals in rocks on coming into contact with rainwater.
Say whether the following is ‘True’ or ‘False’.
In dry climates mechanical weathering is dominant.
What do you understand by the following term:|
Humus
Define the following term briefly:
Soil texture
Match the following pairs correctly:
| A | B |
| (a) A soil formed at a place or a particular site | Alluvium |
| (b) Over a long period of time this soil become mature | Transported soil |
| (c) It is most fertile soil when renewed every year | Podzol |
| (d) This soil is found is cool or cold humid areas | Residual |
Account for the two types of weathering.
State the effects of weathering.
A region is having an annual mean temperature of 5°C and an annual rainfall of 1000 mm. Can you comment upon the weathering and the type with the help of the following questions? Discuss in class.
- Which type of weathering will be dominant here?
- Where will such a region be found?
