- What is the longest river in Andorra?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: B) Gran Valira River
- Which river is formed by the confluence of the Valira del Nord and Valira d’Orient?
- A) Ordino River
- B) Valira River
- C) Madriu River
- D) Paro River
Answer: B) Valira River
- Which river flows through the capital city of Andorra la Vella?
- A) Gran Valira River
- B) Valira River
- C) Ordino River
- D) Madriu River
Answer: B) Valira River
- The Madriu River is part of which UNESCO World Heritage site?
- A) Vall del Madriu-Perafita-Claror
- B) Vall de Sorteny
- C) Parc Natural de la Vall de Coma Pedrosa
- D) Vall d’Ordino
Answer: A) Vall del Madriu-Perafita-Claror
- Which river is known for its picturesque valley and hiking trails?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: D) Madriu River
- What is the primary source of the Gran Valira River?
- A) Lake Engolasters
- B) River Valira del Nord
- C) River Valira d’Orient
- D) River Sorteny
Answer: A) Lake Engolasters
- Which river is significant for local biodiversity in Andorra?
- A) Ordino River
- B) Valira River
- C) Madriu River
- D) Gran Valira River
Answer: C) Madriu River
- The Valira River flows into which body of water?
- A) Atlantic Ocean
- B) Mediterranean Sea
- C) Bay of Biscay
- D) Aegean Sea
Answer: B) Mediterranean Sea
- Which river primarily runs through the parish of Ordino?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: C) Ordino River
- What type of climate is associated with the rivers of Andorra?
- A) Desert
- B) Mediterranean
- C) Alpine
- D) Tropical
Answer: C) Alpine
- Which river is known for its clear waters and scenic landscapes?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: D) Madriu River
- What is a significant feature of the Gran Valira River?
- A) It is the longest river in Andorra.
- B) It is a major source of hydroelectric power.
- C) It is the most polluted river in Andorra.
- D) It flows through the capital city.
Answer: B) It is a major source of hydroelectric power.
- Which river serves as a natural border with France?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Paro River
Answer: A) Valira River
- What recreational activities are popular along the rivers in Andorra?
- A) Fishing
- B) Rafting
- C) Hiking
- D) All of the above
Answer: D) All of the above
- Which river is an important source of drinking water in Andorra?
- A) Valira River
- B) Ordino River
- C) Madriu River
- D) Gran Valira River
Answer: D) Gran Valira River
- The Gran Valira River is a tributary of which river system?
- A) Ebro River
- B) Rhône River
- C) Garonne River
- D) Seine River
Answer: A) Ebro River
- Which river is known for its dramatic gorges?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: A) Valira River
- What is the primary use of the rivers in Andorra?
- A) Hydroelectric power
- B) Transportation
- C) Irrigation
- D) Tourism
Answer: A) Hydroelectric power
- Which river is part of the Andorran National Parks?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: D) Madriu River
- Which river is the main watercourse in the parish of Canillo?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Paro River
Answer: B) Gran Valira River
- Which river flows into the Valira River?
- A) Ordino River
- B) Madriu River
- C) Gran Valira River
- D) All of the above
Answer: D) All of the above
- Which river is significant for its role in Andorra’s culture and heritage?
- A) Valira River
- B) Gran Valira River
- C) Ordino River
- D) Madriu River
Answer: A) Valira River
- What is the average flow rate of the Gran Valira River?
- A) Low
- B) Moderate
- C) High
- D) Varies seasonally
Answer: D) Varies seasonally
- Which river has been the subject of conservation efforts due to its ecological importance?
- A) Ordino River
- B) Valira River
- C) Madriu River
- D) Gran Valira River
Answer: C) Madriu River
- The Ordino River is a tributary of which river?
- A) Valira River
- B) Gran Valira River
- C) Madriu River
- D) Paro River
Answer: A) Valira River
- Which river is known for its seasonal variations in flow?
- A) Gran Valira River
- B) Valira River
- C) Madriu River
- D) Ordino River
Answer: C) Madriu River
- What is a common activity for tourists along the rivers in Andorra?
- A) Skiing
- B) Kayaking
- C) Surfing
- D) Scuba diving
Answer: B) Kayaking
- Which river contributes significantly to Andorra’s hydroelectric output?
- A) Valira River
- B) Gran Valira River
- C) Madriu River
- D) Ordino River
Answer: B) Gran Valira River
- Which river’s valley is a popular hiking destination?
- A) Valira River
- B) Gran Valira River
- C) Madriu River
- D) Ordino River
Answer: C) Madriu River
- What ecological role do the rivers of Andorra play?
- A) Habitat for wildlife
- B) Water source for agriculture
- C) Recreational areas
- D) All of the above
Answer: D) All of the above
| River Name | Length (approx.) | Region | Significance |
| Gran Valira River | 27 km | Central and Eastern Andorra | Longest river; major source of hydroelectric power |
| Valira River | 20 km | Central Andorra | Flows through Andorra la Vella; important for irrigation |
| Ordino River | 10 km | Ordino parish | Flows into the Valira River; significant for local ecology |
| Madriu River | 12 km | Madriu-Perafita-Claror Valley | UNESCO World Heritage site; important for biodiversity |
| Valira del Nord | 10 km | Northern Andorra | One of the main tributaries of the Valira River |
| Valira d’Orient | 12 km | Eastern Andorra | Flows into the Valira River; important for local agriculture |
| Paro River | 8 km | Southern Andorra | Flows through a scenic valley; used for recreation |
| Encamp River | 6 km | Encamp parish | Important for local water supply and ecology |
| Riu de Sorteny | 9 km | Sorteny Valley | Known for its natural beauty and hiking trails |
| Riu d’Ordino | 8 km | Ordino Valley | Supports local ecosystems and agriculture |