Q. Which of the following statements with regard to the Amazon River is/are correct?
1.It stands as the longest river in the world by linear measurement.
2.It holds the largest drainage basin globally, with its waters flowing through Peru, Ecuador, Colombia, Venezuela, Bolivia, and Brazil.
3.The Rio Negro, Madeira, and Xingu rivers serve as primary major tributaries that empty directly into the Amazon stem.
Select the correct answer using the code given below:

[A] 1 and 2 only

[B] 2 and 3 only

[C] 3 only

[D] 1, 2 and 3

Answer: B
Notes:

Explanation:

  • Statement 1 is incorrect: The Amazon River is the largest river in the world by water volume discharge, but it is officially ranked as the second-longest river in the world, behind Africa’s Nile River.
  • Statement 2 is correct: The Amazon Basin covers roughly 7 million square kilometers, making it the largest drainage basin globally. It crosses through six sovereign South American countries as it drains the dense Amazon Rainforest.
  • Statement 3 is correct: The Amazon is fed by over 1,100 tributaries. Its largest northern tributary is the dark-water Rio Negro, and its largest southern tributary is the Madeira, alongside the massive Xingu River near its Atlantic mouth.
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