Why has soil become unfit for cultivation in some parts of Punjab?
Excessive use of fertilizers
Over irrigation
Both of the above
None of the above
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Answer:
due to the above reasons soil is becoming unfit in the parts of punjab
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Explanation:
Though chemical fertilizers increase crop production; their overuse has hardened the soil, decreased fertility, strengthened pesticides, polluted air and water, and released greenhouse gases, thereby bringing hazards to human health and environment as well.
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