MCQs on rivers of Bolivia

Which is the longest river in Bolivia?
- A) Mamoré
- B) Beni
- C) Pilcomayo
- D) Desaguadero Answer: A) Mamoré
Which river forms part of the border between Bolivia and Argentina?
- A) Desaguadero
- B) Beni
- C) Pilcomayo
- D) Mamoré Answer: C) Pilcomayo
The Beni River is a major tributary of which river?
- A) Pilcomayo
- B) Paraguay
- C) Mamoré
- D) Amazon Answer: C) Mamoré
Which river connects Lake Titicaca and Lake Poopó?
- A) Mamoré
- B) Pilcomayo
- C) Desaguadero
- D) Beni Answer: C) Desaguadero
Which river is important for Bolivia’s northern lowlands and joins the Madeira River in Brazil?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: B) Mamoré
Which Bolivian river is the longest tributary of the Paraguay River?
- A) Mamoré
- B) Pilcomayo
- C) Beni
- D) Desaguadero Answer: B) Pilcomayo
Which river in Bolivia is known for its role in the Amazon Basin?
- A) Mamoré
- B) Beni
- C) Pilcomayo
- D) Desaguadero Answer: B) Beni
Which river is considered part of the Altiplano region’s drainage system?
- A) Mamoré
- B) Pilcomayo
- C) Desaguadero
- D) Beni Answer: C) Desaguadero
Which river forms part of the Bolivia-Brazil border?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: B) Mamoré
Which river is crucial for agriculture in the Gran Chaco region?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: C) Pilcomayo
Which river drains into the Madeira River after passing through the Bolivian Amazon?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: A) Beni
Which river is the second longest in Bolivia, after the Mamoré?
- A) Pilcomayo
- B) Beni
- C) Desaguadero
- D) Guaporé Answer: B) Beni
The Desaguadero River primarily connects which two water bodies?
- A) Lake Titicaca and Lake Poopó
- B) Mamoré River and Pilcomayo River
- C) Beni River and Madeira River
- D) Guaporé River and Paraguay River Answer: A) Lake Titicaca and Lake Poopó
Which river flows through Bolivia’s Altiplano and is a key source for irrigation?
- A) Desaguadero
- B) Mamoré
- C) Pilcomayo
- D) Beni Answer: A) Desaguadero
Which river system plays a vital role in connecting Bolivia to the Amazon Basin?
- A) Pilcomayo
- B) Desaguadero
- C) Mamoré
- D) Beni Answer: C) Mamoré
Which river in Bolivia is prone to seasonal flooding and affects the lowland regions?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: B) Mamoré
Which river forms part of the border between Bolivia and Paraguay?
- A) Mamoré
- B) Pilcomayo
- C) Beni
- D) Desaguadero Answer: B) Pilcomayo
The Guaporé River is also known by what name in Bolivia?
- A) Mamoré
- B) Iténez
- C) Pilcomayo
- D) Beni Answer: B) Iténez
Which Bolivian river is part of the upper Paraguay River Basin?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: C) Pilcomayo
Which river flows through the departments of Beni and Pando in Bolivia?
- A) Pilcomayo
- B) Mamoré
- C) Beni
- D) Desaguadero Answer: C) Beni
Which river has its origins in the Andes Mountains of Bolivia?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: C) Pilcomayo
Which river’s basin is home to a large portion of Bolivia’s indigenous communities?
- A) Mamoré
- B) Pilcomayo
- C) Beni
- D) Desaguadero Answer: A) Mamoré
The Rio Grande de Bolivia is a tributary of which river system?
- A) Paraguay River
- B) Mamoré River
- C) Beni River
- D) Pilcomayo River Answer: B) Mamoré River
Which river is important for Bolivia’s natural gas and oil industry in the Chaco region?
- A) Pilcomayo
- B) Mamoré
- C) Beni
- D) Desaguadero Answer: A) Pilcomayo
The Iténez (Guaporé) River forms part of the border between Bolivia and which country?
- A) Paraguay
- B) Brazil
- C) Chile
- D) Argentina Answer: B) Brazil
Which river has hydroelectric potential in Bolivia, especially for generating power in the lowlands?
- A) Beni
- B) Mamoré
- C) Pilcomayo
- D) Desaguadero Answer: A) Beni
Which river is part of the La Plata River Basin, connecting Bolivia to the Atlantic Ocean?
- A) Pilcomayo
- B) Mamoré
- C) Beni
- D) Desaguadero Answer: A) Pilcomayo
The Río Parapetí in Bolivia is part of which larger river system?
- A) Mamoré River
- B) Paraguay River
- C) Amazon River
- D) Guaporé River Answer: B) Paraguay River
Which river basin is crucial for Bolivia’s agriculture in the Santa Cruz Department?
- A) Pilcomayo
- B) Mamoré
- C) Beni
- D) Desaguadero Answer: B) Mamoré
Which river links Bolivia’s river systems to the Atlantic Ocean through Argentina and Paraguay?
- A) Pilcomayo
- B) Beni
- C) Mamoré
- D) Desaguadero Answer: A) Pilcomayo

River Name	Length (approx.)	Regions/Provinces	Significance
Mamoré River	2,000 km	Beni, Cochabamba, Santa Cruz	Largest river in Bolivia, important for agriculture, navigation, and hydropower; joins the Madeira River.
Beni River	1,100 km	Beni, La Paz	Major tributary of the Mamoré River; part of the Amazon Basin, important for hydropower and biodiversity.
Pilcomayo River	1,100 km	Chuquisaca, Tarija, Potosí	Forms part of the Bolivia-Argentina border; crucial for agriculture in the Gran Chaco region.
Desaguadero River	320 km	La Paz, Oruro	Connects Lake Titicaca to Lake Poopó; important for irrigation and water management in the Altiplano.
Guaporé River (Iténez)	1,530 km	Beni, Brazil border	Forms part of the Bolivia-Brazil border; important for navigation and biodiversity in the Amazon Basin.
Paraguay River	2,695 km	Southeastern Bolivia	A key river for trade and agriculture in the eastern lowlands; part of the La Plata Basin.
Rio Grande (Guapay)	1,438 km	Santa Cruz, Cochabamba	Important for irrigation and agriculture; flows into the Mamoré River.
Madre de Dios River	1,150 km	Pando, Beni	A tributary of the Beni River; part of the Amazon River system, vital for biodiversity and rainforest.
Chaco River (Parapetí)	480 km	Santa Cruz, Gran Chaco	Part of the Paraguay River system, critical for agriculture and livestock in the lowlands.
Itonomas River	1,493 km	Beni, Santa Cruz	A major tributary of the Guaporé River; important for agriculture and fishing in the Amazon Basin.

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