MCQs on rivers of Sri Lanka January 8, 2026September 24, 2024 by u930973931_answers 30 min Score: 0 Attempted: 0/30 Subscribe 1. What is the longest river in Sri Lanka? (A) Mahaweli River (B) Kelani River (C) Walawe River (D) Gin River 2. Which river flows through the capital city, Colombo? (A) Kalu River (B) Mahaweli River (C) Kelani River (D) Walawe River 3. The Mahaweli River is significant for which type of development? (A) Agricultural (B) Industrial (C) Urban (D) Tourism 4. Which river is known for the Victoria Dam? (A) Mahaweli River (B) Kalu River (C) Walawe River (D) Kelani River 5. Which river is considered the second longest in Sri Lanka? (A) Kalu River (B) Walawe River (C) Kelani River (D) Gin River 6. The Walawe River primarily flows through which province? (A) Western Province (B) Central Province (C) Southern Province (D) Uva Province 7. What is the main use of the rivers in Sri Lanka? (A) Transportation (B) Fishing (C) Recreation (D) Irrigation 8. The Kalu River originates from which mountain range? (A) Knuckles Range (B) Samanala Kanda (C) Adam’s Peak (D) Central Highlands 9. Which river is known for its biodiversity and scenic beauty? (A) Mahaweli River (B) Kelani River (C) Walawe River (D) Gin River 10. The Gin River is located in which part of Sri Lanka? (A) Northern Province (B) Central Province (C) Western Province (D) Southern Province 11. Which river forms part of the border between Sri Lanka and India? (A) Mahaweli River (B) Kalu River (C) Nilwala River (D) Walawe River 12. What is the primary tributary of the Mahaweli River? (A) Kalu River (B) Kelani River (C) Walawe River (D) Amban River 13. The Kelani River is a major source of water for which city? (A) Kandy (B) Jaffna (C) Galle (D) Colombo 14. Which river is known for its waterfalls, including the Dunhinda Falls? (A) Kelani River (B) Mahaweli River (C) Walawe River (D) Kalu River 15. The Nilwala River is significant for its impact on which region? (A) Western Province (B) Central Province (C) Northern Province (D) Southern Province 16. What is the primary environmental threat to rivers in Sri Lanka? (A) Flooding (B) Deforestation (C) Pollution (D) Drought 17. Which river is known for the Mahoora Wildlife Sanctuary along its banks? (A) Mahaweli River (B) Gin River (C) Walawe River (D) Kelani River 18. The Uma Oya is a tributary of which river? (A) Kelani River (B) Kalu River (C) Walawe River (D) Mahaweli River 19. Which river is important for the irrigation of the dry zone in Sri Lanka? (A) Mahaweli River (B) Walawe River (C) Kelani River (D) Kalu River 20. What is the significance of the Victoria Reservoir? (A) Flood control (B) Hydro power generation (C) All of the above (D) Tourism 21. Which river is primarily used for the cultivation of rice in Sri Lanka? (A) Kalu River (B) Walawe River (C) Gin River (D) Mahaweli River 22. The Walawe River is also known for which of the following? (A) Wild elephant habitats (B) Irrigation of tea plantations (C) Boating activities (D) Freshwater fishing 23. Which river is famous for the historic site of the Kothmale Reservoir? (A) Mahaweli River (B) Kelani River (C) Walawe River (D) Kalu River 24. The Kalu River is primarily used for which purpose? (A) Transport (B) Hydropower generation (C) Domestic water supply (D) Irrigation 25. Which river has a significant impact on the culture and livelihoods of the people living in its basin? (A) Kalu River (B) Gin River (C) Kelani River (D) Mahaweli River 26. What is the ecological importance of the Kelani River? (A) Source of fishing (B) Biodiversity hotspot (C) Recreational area (D) Urban water supply 27. Which river flows through the town of Kandy? (A) Walawe River (B) Gin River (C) Kalu River (D) Mahaweli River 28. Which river is known for its historical importance during the British colonial period? (A) Mahaweli River (B) Kelani River (C) Walawe River (D) Kalu River 29. The Gin River is known for which feature? (A) Fishing (B) Wildlife (C) Waterfalls (D) Historical sites 30. The Kalu River empties into which body of water? (A) Atlantic Ocean (B) Bay of Bengal (C) Arabian Sea (D) Indian Ocean