Advertisements
Advertisements
प्रश्न
Explain the following terms.
Bases
Advertisements
उत्तर
Ions of calcium, magnesium, and potassium are known as bases. They are required by the plants for their growth.
संबंधित प्रश्न
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?
In which regions of the world is ‘frost action’ the common form of weathering?
What is known as mass wasting?
Give a technical term for the following:
Peeling off of the outer layer of rock through contraction and expansion.
Say whether the following is ‘True’ or ‘False’.
Shear plane is the surface on which movement of a landslide takes place as a result of its breaking off.
Describe the chief characteristics of weathering.
What do you understand by the following term:|
Regolith
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 |
Give a geographical reason:
Oxidation changes the size and colour of the rocks.
On the basis of the given points, differentiate between weathering and erosion.
| Weathering | Erosion | |
| Definition | ||
| Causes/Agents | ||
| Effect/Results | ||
| Examples |
