Soil acidity is corrected by?
Correct answer: C. Liming
- A. Proper irrigation
- B. Adding sodium hydroxide
- C. Liming
- D. Application of fertilizers
Explanation
Liming adds alkaline materials such as crushed limestone or calcium carbonate to neutralise acidic soil. Irrigation and fertilisers do not reliably correct soil acidity and some fertilisers can increase it.
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