Amazon River Tributaries Trivia Quiz

Answer: Brazil

The river was named for its appearance. Branco means "white" in English. At certain times of the year the river carries certain types of sediment that make it appear to be flowing white. The river is about 348 miles long.

Answer: The Casiquiare River

Located in Venezuela, the Casiquiare River (or Casiquiare Canal) is the largest river to connect two other major river systems in the world.

It runs 211 miles, originating in the Orinoco River system and empties into the Rio Negro which is part of the Amazon River system.

Answer: The Caquetá River

The Caquetá River goes between Brazil and Columbia. It's official length is 1,752 miles.

The river is a direct tributary of the Amazon, emptying directly into the larger river.

Answer: The Andes Mountains

The Huallaga River run 671 miles through the Andes Mountains. The river is located entirely in Peru. There are at least 18 different species of frog that life within the ecosystem of the river.

Answer: The Javary River

The river can be easily navigated by canoe for more than 500 of the 652 miles it runs through Brazil and Peru.

It is home to many species of unique wildlife, including the Amazon River Dolphin.

Answer: The Tigre River

The Tigre River runs for about 125 miles across the plains of the two nations.

It starts where the Cunambo and Pintoyacu rivers come together and runs all the way to the Marañón River.

Answer: True

The reserve was put aside in the 1960s by the Brazilian government. By the end of the 20th century there were at least 14 different tribes living at the mouth of the 1,019 mile long river.

Answer: The Ucayali River

Among the options only the Ucayali River is in Peru. The runs 907 miles from the start where the Tambo and Urubamba Rivers merge until it empties directly into the Amazon River.

Amazon River Dolphins and Giant Otters are among the noted aquatic life in the river.

Answer: False

While there are more than a dozen rivers classified as blackwater rivers, the Pastaza River is not one of them.

A blackwater river has unique flora and fauna that are able to survive in different nutrients provided by the decaying vegetation that has seeped into and changed the color of the water in the river.

Answer: The Nanay River

The Allpahuayo-Mishana National Reserve is a wildlife reserve with hundreds of thousands of species of flora and fauna contained within. The Nanay River flows through the northern section of the reserve.

The reserve was created in 1999 and covers 142,272 acres of Peru. It is managed by the Servicio Nacional de Áreas Naturales Protegidas por el Estado, a branch of the Peruvian government.