MCQs on rivers of Uruguay January 8, 2026September 24, 2024 by u930973931_answers 30 min Score: 0 Attempted: 0/30 Subscribe 1. What is the longest river in Uruguay? (A) Rio Uruguay (B) Rio Negro (C) Rio Yí (D) Rio San Juan 2. Which river forms part of the border between Uruguay and Argentina? (A) Rio Negro (B) Rio San Juan (C) Rio Yí (D) Rio de la Plata 3. The Rio Negro flows into which larger body of water? (A) Atlantic Ocean (B) Rio Uruguay (C) Rio de la Plata (D) Lake Merín 4. Which river is known for the city of Fray Bentos located along its banks? (A) Rio Uruguay (B) Rio Negro (C) Rio Yí (D) Rio Tacuarembó 5. What is the primary source of water for the city of Montevideo? (A) Rio de la Plata (B) Rio Negro (C) Rio San José (D) Rio Yí 6. Which river is significant for the production of hydroelectric power in Uruguay? (A) Rio Uruguay (B) Rio Negro (C) Rio Yí (D) Rio Tacuarembó 7. What is the main tributary of the Rio Uruguay? (A) Rio Yí (B) Rio San Juan (C) Rio Negro (D) Rio Tacuarembó 8. Which river flows through the town of Paysandú? (A) Rio San José (B) Rio Negro (C) Rio Yí (D) Rio Uruguay 9. The Rio San José is located in which part of Uruguay? (A) Northern (B) Eastern (C) Southern (D) Western 10. Which river is known for its picturesque landscapes and recreational opportunities? (A) Rio Negro (B) Rio Yí (C) Rio Uruguay (D) Rio San Juan 11. Which river is a tributary of the Rio Negro? (A) Rio San José (B) Rio Yí (C) Rio de la Plata (D) Rio Uruguay 12. The Rio Tacuarembó is located in which region of Uruguay? (A) Eastern (B) Northern (C) Southern (D) Western 13. What is the primary use of the Rio Yí? (A) Agriculture (B) All of the above (C) Recreation (D) Hydropower 14. Which river is famous for the historic town of Colonia del Sacramento? (A) Rio Negro (B) Rio Uruguay (C) Rio de la Plata (D) Rio Yí 15. The Rio Cuareim forms a part of the border between which two countries? (A) Paraguay and Brazil (B) Uruguay and Argentina (C) Brazil and Argentina (D) Uruguay and Brazil 16. Which river is known for its biodiversity and natural beauty? (A) Rio Tacuarembó (B) Rio Uruguay (C) Rio Yí (D) Rio Negro 17. The Rio Santa Lucía is primarily used for what purpose? (A) Industrial (B) Agriculture (C) Hydropower (D) All of the above 18. What type of fish is commonly found in the Rio Uruguay? (A) Salmon (B) Trout (C) Surubí (D) Catfish 19. Which river is crucial for irrigation in Uruguay? (A) Rio Yí (B) Rio Negro (C) Rio de la Plata (D) Rio Tacuarembó 20. The Rio Yí is a tributary of which larger river? (A) Rio de la Plata (B) Rio Uruguay (C) Rio Santa Lucía (D) Rio Negro 21. What is the primary environmental concern for the rivers in Uruguay? (A) Deforestation (B) Overfishing (C) Pollution (D) All of the above 22. Which river is notable for its role in the history of Uruguay’s agriculture? (A) Rio Uruguay (B) Rio Tacuarembó (C) Rio Yí (D) Rio Negro 23. What type of ecosystem is supported by the Rio Negro? (A) Desert (B) Wetland (C) Forest (D) Mountain 24. Which river is known for hosting various water sports? (A) Rio Uruguay (B) Rio Yí (C) Rio de la Plata (D) Rio Negro 25. What is a key characteristic of the Rio de la Plata? (A) It is a mountain river. (B) It is the widest river in the world. (C) It is primarily used for irrigation. (D) It flows through the Amazon rainforest. 26. Which river is vital for the cultural heritage of Uruguay? (A) Rio Uruguay (B) Rio Negro (C) Rio Cuareim (D) Rio Yí 27. The Rio San Juan is located in which part of Uruguay? (A) Northern (B) Southern (C) Central (D) Eastern 28. Which river supports the largest hydroelectric power plant in Uruguay? (A) Rio Uruguay (B) Rio Negro (C) Rio Yí (D) Rio Santa Lucía 29. What natural resource is commonly extracted from the Rio Uruguay? (A) Minerals (B) Natural gas (C) Oil (D) Water 30. Which river is often associated with the historic fight for Uruguayan independence? (A) Rio Uruguay (B) Rio Negro (C) Rio de la Plata (D) Rio Yí