| Question | Answer | % Correct |
|---|---|---|
| South America | Amazon | 98%
|
| Africa | Nile | 98%
|
| Asia | Yangtze | 93%
|
| Europe | Rhine | 92%
|
| Africa | Niger | 91%
|
| Australia/Oceania | Murray | 90%
|
| Asia | Ganges | 88%
|
| North America | Mackenzie | 87%
|
| North America | Ohio | 85%
|
| Europe | Seine | 85%
|
| Europe | Loire | 83%
|
| Asia | Indus | 80%
|
| South America | Parana | 77%
|
| Africa | Limpopo | 76%
|
| Australia/Oceania | Darling | 75%
|
| North America | Snake | 71%
|
| Australia/Oceania | Murrumbidgee | 60%
|
| South America | Tocantins | 51%
|
| Africa | Kasai | 49%
|
| South America | Magdalena | 41%
|