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प्रश्न
Write short notes on the following: Karst plains
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उत्तर
These plains are formed by the action of underground water, dissolving the regions made of chalk or limestone are called Karst plains. They are often flat-bottomed. Due to wind erosion and differential weathering, the topography is etched and rounded or even polished in a curious manner. Some of the relief features are quite fantastic in shape, especially the pebbles and other fragments that litter the surface of these plains.
संबंधित प्रश्न
Name the two land forms produced by exogenic forces.
An extensive area of lowland with a level or gently undulating surface.
Fill in the blanks with suitable words:
The Great Plain of the USA was formed by ______.
What are the different types of Geosynclines?
Why and how are the plains the centres of all human activity?
State two evidences that the Earth movements have taken place in the past.
What causes Orogenic movements?
Match the following
| 1. | Breaking and crumbling of rocks | Glacier |
| 2. | Abandoned meander loops | Barchan |
| 3. | Large body of moving ice | Lagoon |
| 4. | Crescent shaped sand dunes | Weathering |
| 5. | Vembanad lake | Oxbow lake |
Fill in the corresponding columns with reference to the landform features given below
Barchan, ‘V’ Shaped valley, Cliff, Arete, Inselberg, Moraine, Alluvial fan, Lagoon
| S.No | Natural Agents | Landforms | |
| Erosion | Deposition | ||
| 1. | River | ||
| 2. | Glacier | ||
| 3. | Wind | ||
| 4. | Sea wave | ||
What is gradation?
