6. How much has it reduced flooding?
- 1/10 years to 1/100 years
- 10% to 20%
- 1/20 years to 1/100 years
7. When did building start?
- 1998
- 1994
- 1995
8. How much farmland will it protect?
- 2,500 ha
- 20,000 ha
- 25,000 ha
- 50,000 ha
9. How big is the area it floods for the reservoir?
- 263 km²
- 632 km²
- 362 km²
- 623 km²
10. How big is it?
- 181 m high, 2.3 km wide
- 181 km high, 2.3 m wide
- 2.3 m high, 181 km wide
11. Where is the three gorges dam built?
- River yangtse, yichang
- River yichang, yangtse
