Assertion (A) Various forces of nature contribute to the formation of soil. Reason (R) It takes millions of years to form soil up to a few centimeters in depth.
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Land being an important natural resource, it is necessary to be very careful in its use. Following steps can be taken in this regard to conserve it:
(i) Limited use of chemical fertilizers and pesticides because they kill bacteria and other micro-organisms in the soil.
(ii) Check on indiscriminate cutting of trees because trees play a major role conserving soil from strong wind or rain.
(iii) Check on the pollution of environment.
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