- What is the longest river in Eritrea?
- A) Gash River
- B) Anseba River
- C) Barka River
- D) Mereb River Answer: C) Barka River
- Which river serves as a natural border between Eritrea and Ethiopia?
- A) Gash River
- B) Anseba River
- C) Mereb River
- D) Barka River Answer: C) Mereb River
- The Gash River is primarily important for which purpose?
- A) Transportation
- B) Hydroelectric power
- C) Irrigation
- D) Fishing Answer: C) Irrigation
- Which river flows through the city of Keren?
- A) Barka River
- B) Anseba River
- C) Gash River
- D) Mereb River Answer: B) Anseba River
- What is a significant ecological issue affecting rivers in Eritrea?
- A) Deforestation
- B) Water scarcity
- C) Pollution
- D) Overfishing Answer: C) Pollution
- The Barka River flows into which body of water?
- A) Red Sea
- B) Mediterranean Sea
- C) Indian Ocean
- D) Gulf of Aden Answer: A) Red Sea
- Which river is known for its seasonal flow due to rainfall patterns?
- A) Gash River
- B) Mereb River
- C) Barka River
- D) Anseba River Answer: A) Gash River
- The Anseba River is important for which type of agriculture?
- A) Pastoralism
- B) Irrigation
- C) Subsistence farming
- D) Commercial agriculture Answer: B) Irrigation
- What is the primary climate type affecting Eritrean rivers?
- A) Desert
- B) Tropical rainforest
- C) Mediterranean
- D) Temperate Answer: C) Mediterranean
- Which river is a tributary of the Gash River?
- A) Mereb River
- B) Anseba River
- C) Barka River
- D) Tekezé River Answer: D) Tekezé River
- The Mereb River is also known as what in Ethiopia?
- A) Gash River
- B) Tekezé River
- C) Anseba River
- D) Barka River Answer: B) Tekezé River
- What is the average length of the Gash River?
- A) 100 km
- B) 200 km
- C) 150 km
- D) 250 km Answer: C) 150 km
- Which river is essential for the livelihoods of many rural communities in Eritrea?
- A) Barka River
- B) Anseba River
- C) Gash River
- D) Mereb River Answer: C) Gash River
- Which river has the largest watershed in Eritrea?
- A) Gash River
- B) Anseba River
- C) Mereb River
- D) Barka River Answer: D) Barka River
- What is a primary challenge facing the Barka River?
- A) Sedimentation
- B) Drought
- C) Flooding
- D) Water diversion Answer: A) Sedimentation
- Which river is known for supporting fishing activities in Eritrea?
- A) Gash River
- B) Anseba River
- C) Barka River
- D) Mereb River Answer: D) Mereb River
- The Anseba River is particularly important in which region of Eritrea?
- A) Southern
- B) Central
- C) Eastern
- D) Northern Answer: B) Central
- Which river plays a vital role in local transportation?
- A) Mereb River
- B) Gash River
- C) Barka River
- D) Anseba River Answer: B) Gash River
- The seasonal floods of which river are crucial for replenishing groundwater?
- A) Anseba River
- B) Gash River
- C) Barka River
- D) Mereb River Answer: B) Gash River
- Which river basin is home to diverse wildlife and habitats?
- A) Barka River
- B) Anseba River
- C) Gash River
- D) Mereb River Answer: A) Barka River
- Which river is primarily used for hydroelectric projects in Eritrea?
- A) Gash River
- B) Anseba River
- C) Barka River
- D) Mereb River Answer: A) Gash River
- What type of fish is commonly found in the rivers of Eritrea?
- A) Salmon
- B) Tilapia
- C) Catfish
- D) Trout Answer: B) Tilapia
- Which river’s water is essential for the agricultural sector in Eritrea?
- A) Gash River
- B) Barka River
- C) Mereb River
- D) Anseba River Answer: A) Gash River
- What major environmental concern affects the rivers in Eritrea?
- A) Invasive species
- B) Water pollution
- C) Climate change
- D) Overfishing Answer: B) Water pollution
- Which river is a significant source of drinking water for nearby communities?
- A) Barka River
- B) Anseba River
- C) Mereb River
- D) Gash River Answer: A) Barka River
- Which river’s watershed is crucial for maintaining the local ecosystem?
- A) Mereb River
- B) Anseba River
- C) Gash River
- D) Barka River Answer: D) Barka River
- The Gash River is part of which larger river system?
- A) Nile River
- B) Congo River
- C) Zambezi River
- D) Red Sea River System Answer: D) Red Sea River System
- What role do rivers play in the culture of Eritrea?
- A) None
- B) Important for festivals and rituals
- C) Only for fishing
- D) Primarily for irrigation Answer: B) Important for festivals and rituals
- Which river is known for its natural beauty and attracts eco-tourism?
- A) Gash River
- B) Barka River
- C) Anseba River
- D) Mereb River Answer: A) Gash River
- What is a key factor in the health of Eritrea’s rivers?
- A) Urban development
- B) Rainfall patterns
- C) Industrialization
- D) Climate change Answer: B) Rainfall patterns
| River Name | Length (approx.) | Region | Significance |
| Barka River | 500 km | Western | Longest river, vital for irrigation and agriculture; flows into the Red Sea. |
| Mereb River | 200 km | Eastern | Forms part of the border with Ethiopia; important for local ecosystems. |
| Gash River | 150 km | Northern | Seasonal river; crucial for irrigation and agricultural activities. |
| Anseba River | 120 km | Central | Flows through Keren; significant for irrigation and supports local agriculture. |
| Tekezé River | 300 km | Northern | Major tributary of the Nile; important for hydroelectric projects. |