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Environmental Impacts of Dams and Irrigation Projects on Water Quality

Question 1 of 15

What is the primary cause of eutrophication in water bodies downstream of dams?

  1. Increased sediment load
  2. Elevated water temperature
  3. Reduced dissolved oxygen levels
  4. Excessive nutrient enrichment

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000