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(a) What causes wind? (b) List any two methods of preventing soil erosion.
(a) The air above land gets heated faster and being light, it starts rising up. As the air rises, a region of low pressure is created. As a result, the...
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Soil erosion can be prevented by
Correct Answer is (a) raising forests
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What are the methods of preventing or reducing soil erosion?
The methods of preventing or reducing soil erosion are: (i) Prevention of deforestation (ii) Plantation of trees
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Among the ecosystem services are control of floods and soil erosion. How is this achieved by the biotic components of the ecosystem?
The biotic components of an ecosystem include the living organisms such as plants and animals. Plants play a very important role in controlling floods and soil erosion. The roots of...
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Which one of the following methods is most appropriate to check soil erosion on steep slopes? Shelterbelts, Mulching, Terrace cultivation
Answer: (c) Terrace cultivation
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Explain how soil pollution and soil erosion could be prevented.
Prevention of Soil Pollution: 1. Use manures instead of chemical fertilizers. 2. Industrial waste should be treated before release. 3. Avoid use of polythene and plastic or they should not get mixed in...
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Compare the above system with the probable systems in hilly/mountainous areas or plains or plateau regions...
Water harvesting system in the hilly areas are quite different from those of plain areas. Parts of Himachal Pradesh had evolved the local system of canal irrigation called talks over...
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What steps were taken by the East India Company to control the market of cotton and silk goods? What was its impact?
(i) The East India Company tried to eliminate the existing traders and appointed 'Gomasthas' as supervisors. (ii) The system of advances was introduced to have a direct control over the weavers. Impact: (i)...
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What steps were taken by the East India Company to control the market of cotton and silk goods ? What was its impact ?
(i) The East India Company tried to eliminate the existing traders and appointed 'Gomasthas' as supervisors. (ii) The system of advances was introduced to have a direct control over the weavers. Impact: (i)...
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Compare the above system with the probable systems in hilly/mountainous areas or plains or plateau regions
In mountainous areas instead of traditional water harvesting system, check dams are built across the seasonally flooded gullies. In this system running water is stored and diverted to the required...
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