What is the pH of calcareous soils?
Correct answer: B. 8.0-8.5
- A. 7.0-7.5
- B. 8.0-8.5
- C. 8.5-9.0
- D. 6.5-7.5
Explanation
Calcareous soils are alkaline because calcium carbonate buffers their reaction, commonly keeping pH around 8.0 to 8.5. The near-neutral and acidic ranges do not fit these carbonate-rich soils.
Written and checked by Zahid Hussain, editorLast updated
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