The sever salinity problem has taken lands out of production as___________________?
Correct answer: B. 10%
- A. 50%
- B. 10%
- C. 45%
- D. 30%
Explanation
Severe salinity can make roughly one-tenth of affected agricultural land unproductive by restricting water uptake and causing ion toxicity. The figure refers to land lost from production, not merely land showing some salinity.
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