https://preparationpoint.info/pakistan-studies-mcqs/dams-and-water-resources-mcqs/%d9%85%d9%86%da%af%d9%84%d8%a7-%da%88%db%8c%d9%85-%da%a9%db%81%d8%a7%da%ba-%d9%88%d8%a7%d9%82%d8%b9-%db%81%db%92/