Multiple choice general knowledge

Longest Reef

  1. The New Caledonia Barrier Reef

  2. Belize Barrier Reef

  3. Tubbataha Reef Marine

  4. Great Barrier Reef
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Great Barrier Reef off Queensland, Australia is the world's largest coral reef system, visible from space and stretching over 2,300 km. Belize Barrier Reef is the second largest. New Caledonia and Tubbataha are significant but much smaller. It's a UNESCO World Heritage site.

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