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Soil Erosion And Conservation Quiz 1 (60 MCQs)

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1. Which of the following prevents afforestation in deserts
2. The plants commonly sown for crop rotation are
3. The term riparian erosion is applied to
4. One of the following crops is the most effective in controlling soil erosion
5. Terracing is an affective method of soil conservation
6. Constant grazing and browsing in an area may ultimately result in the formation of
7. When trees and shrubs are planted in long rows along streams, they are described as
8. Rotation of crop is essential for
9. Gully development is accomplished under
10. The soil binding is done in the best way by
11. Gabion structure are
12. In dry farming initially the fertility of the land can be increased by
13. Soil conservation is the process where
14. If there is a little slope in the field, the soil erosion can be prevented by
15. Gullies are removed by
16. Mulch tillage increases
17. Deforestation causes
18. The magnitude of wind turbulence is greater at
19. Soil erosion can be reduced by
20. Fifth of June is celebrated as
21. "Chipko Movement" is related to
22. The disadvantage of ploughing in arid and semi-arid zones is
23. Wind turbulence is increases with increase in
24. Class-III lands of LUCC are
25. Agrostology is related with the study of
26. Mulching helps in
27. If the top soil has been eroded, we retire a land and grow over it
28. Gully erosion is the
29. The removal of weeds by ploughing is called
30. Odum has described soil erosion as
31. The possible beneficial effect of the grazing animals is
32. Wind erosion will be higher from
33. Which is the main causative factor for desertification?
34. A sllopy land on account of continued rainfall initially under goes
35. Wave erosion is more prevalent and well marked
36. Erosivity is the function of
37. The soil permeability can be decreased due to blockers called
38. Wind turbulence is greater on
39. An important agrostological technique to check soil erosion in the initial stages is
40. The chief cause of accelerated erosion is
41. Bunds, dams and drains are constructed to prevent
42. Soil erosion is a Three phase phenomena
43. The fertility level of any soil is generally determined by
44. Over-all mineral level of soil recedes due to
45. Rill erosion is also called as
46. Bunds are constructed for the purpose of
47. It occurs under normal conditions
48. Soil erosion in plains consequent to rain fall is initiated by
49. Contour binding is done to check
50. Digging pits on the slopes just for the accumulation of run off is called as
51. Land capability unit refers to the
52. The most common method used for cultivation on hills
53. Side effect of heavy and constant grazing is that the
54. The grazing animals can change the type of vegetation by
55. Eroded soils are
56. The ecological equilibrium in mined areas can be achieved by
57. Grasses possess great regenerative power because they are
58. Sheet erosion is caused by
59. Soil conservation can best achieved by having
60. Erosion of very fine particles is seen on account of
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