Moderate
The soil of Sindh (Pakistan) have pH______________________?
Correct answer: C. 7.5 to 8.5
- A. 5.0 to 6.5
- B. 6.5 to 7.5
- C. 7.5 to 8.5
- D. 8.5 to 9.5
Explanation
Most soils in arid and semi-arid Sindh are alkaline because evaporation concentrates carbonates and other basic salts, commonly giving a pH around 7.5 to 8.5. The exact pH varies with location, irrigation, drainage, and salinity.
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