Aabha
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Explain how soil pollution and soil erosion could be prevented.

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NCERT Solutions for Class 9 Science Chapter 8
Important NCERT Questions
7th Chapter 9 Force and Laws of Motion
NCERT Books for Session 2022-2023
CBSE Board and State Board
Questions No: 9

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  1. Prevention of Soil Pollution:
    • Use manures instead of chemical fertilizers.
    • Industrial waste should be treated before release.
    • Avoid use of polythene and plastic or they should not get mixed in soil.
    Prevention of Soil Erosion:
    • Afforestation: large scale planting in place of cut down forests.
    • Avoiding over-grazing of grass lands.
    • Use of step-farming in hill regions.

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