Question

7. One of the important reason for soil erosion is
a) strip cropping b) Deforestation
c) Afforestation

8. Humus found in the soil is helpful for
a) Nitrogen fixing b) Oxygen fixing
c) Hydrogen fixing

9. A soil conservation method suitable on hill slopes is
a) Planting shelter belts b) crop rotation
c) Terraced farming​

Answer 1

Answer:

7). Deforestration

8).Nitrogen Fixing

9).Terraced Farming

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Answer 2

7) (b) deforestation

8) (a) nitrogen fixing

9) (c) terrace farming

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