Agriculture · Soil Science
Consider the following statements regarding soil acidity: (a) Active acidity refers to hydrogen ions in the soil solution. (b) High acidity enhances microbial activity. (c) Exchangeable acidity involves hydrogen and aluminium ions attached to soil colloids. (d) Soil acidity may result from acid deposition. Which statements are correct?
- 1(a), (c), and (d) only✓
- 2(b), (c), and (d) only
- 3(a) and (c) only
- 4(a), (b), and (d) only
Correct answer
(a), (c), and (d) only
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