Question

which is the largest river basin in brazil​

Answer 1

It's Amazon river basin!!

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Answer 2

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Your answer is Amazon.

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⇒ The Amazon river flows through the region and reaches the Atlantic Ocean through the mountains in the west.

⇒ River’s Mouth: The place where a river flows into another water body is called the river’s mouth.

⇒ Tributaries: When a river or a stream flows into a larger river or lake then that river or lake is called the tributary of the larger river.

⇒ Amazon basin is the result of the many tributaries that flow into the Amazon river. Amazon basin passes through some parts of Brazil, parts of Peru, Bolivia, Ecuador, Columbia and a tiny part of Venezuela.