Which is the largest coral reef in the world?

(A) Florida Keys Reef
(B) Mesoamerican Reef
(C) Great Barrier Reef 
(D) None of these

🧠 Explanation:

  • The Great Barrier Reef is the largest coral reef system in the world.
  • It is located off the coast of Queensland, Australia, in the Coral Sea.
  • The reef stretches over 2,300 kilometers and is visible from space.
  • It is home to thousands of marine species and is a UNESCO World Heritage Site.

Correct Answer: (C) Great Barrier Reef