Multiple choice

Which of the following rivers has the largest drainage basin?

  1. Amazon

  2. Congo

  3. Mississippi

  4. Nile
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Amazon River has the world's largest drainage basin at about 7.5 million square kilometers - covering 40% of South America and draining parts of 8 countries. By comparison, the Nile has about 3.3 million sq km. Though the Nile is the longest river, the Amazon carries more water and has a vastly larger catchment area.

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