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Question
Distinguish between :
Loess and Alluvium.
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Solution
Loess and Alluvium: Alluvial soils are formed by the depositional activity of running water and loess by the wind. Alluvium contains high mineral and humus content, and loess is highly permeable.
RELATED QUESTIONS
List any three factors that affect weathering.
What is known as exfoliation?
Give a technical term for the following:
Peeling off of the outer layer of rock through contraction and expansion.
Describe the chief characteristics of weathering.
State and explain the classification of mass movements.
What do you understand by the following term:|
Exfoliation
What do you understand by the following term:|
Humus
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 |
How does frost action cause weathering?
Describe the work of plants as agents of weathering.
