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4. Tick (M) the correct option. 1.Which type of erosion leads to desertification?(b) wind erosion(a) soil erosion(d) wave erosion(c) water erosion2.Which one of the following is suitable for restoring soil fertility?(b) contour ploughing(a) terrace farming(d) rotation of crops(c) shifting agriculture along the hillslopes3.Which of the following is not in favour of multipurpose river valley projects?(a) control floods(b) generate hydroelectr(c) large scale displacement of people(d) provide water for irrMaintenance of lakes and ponds is essential for- |
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Answer» ong>Answer: 1) wind EROSION 2) rotation of CROPS |
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