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Question
Match the followings :
| Land use | prevent soil erosion |
| Humus | narrow zone of contact between the lithosphere, hydrosphere and atmosphere |
| Rock dams | productive use of land |
| Biosphere |
organic matter deposited on top soil
|
| contour ploughing |
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Solution
| Land use | productive use of land |
| Humus | organic matter deposited on top soil |
| Rock dams | Prevent soil erosion |
| Biosphere |
narrow zone of contact between the lithosphere, hydrosphere and atmosphere
|
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