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Explain how soil pollution and soil erosion could be prevented.

NCERT Solutions for Class 7th Science Chapter 9 Soil Page 106 Exercise Question 9


The persistent build-up of toxic compounds in the soil is defined as soil pollution. To prevent soil pollution, its causes must be controlled. (i) Plastics and polythene bags destroy the fertility of soil. Hence, they should be disposed properly and if possible, their use should be avoided.
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