Dean's Blue Hole - Exam
  • 1. Where is Dean's Blue Hole located?
A) Belize
B) Long Island, Bahamas
C) Cayman Islands
D) Jamaica
  • 2. What is the depth of Dean's Blue Hole?
A) 180 metres (591 ft)
B) 202 metres (663 ft)
C) 150 metres (492 ft)
D) 250 metres (820 ft)
  • 3. Which blue hole is the deepest in the world?
A) Dragon Hole
B) Dean's Blue Hole
C) Great Blue Hole
D) Taam Ja' Blue Hole
  • 4. What caused Dean's Blue Hole to form?
A) Volcanic activity
B) A fault in the limestone or a collapsed buried cavern
C) River erosion
D) Glacial movement
  • 5. Who broke the world record for free diving at Dean's Blue Hole in April 2010?
A) Filippo Carletti
B) William Trubridge
C) Alenka Artnik
D) Nicholas Mevoli
  • 6. What was the depth achieved by William Trubridge in April 2010?
A) 118 metres
B) 85 metres
C) 92 metres
D) 100 metres
  • 7. In which month and year did Nicholas Mevoli die while attempting a record at Dean's Blue Hole?
A) November 2013
B) July 2025
C) April 2010
D) June 2019
  • 8. Who set a new Tunisian national record at Vertical Blue 2025?
A) Arnaud Jerald
B) Walid Boudhiaf
C) Filippo Carletti
D) Alice Modolo
  • 9. What was the depth of Walid Boudhiaf's Tunisian national record in July 2025?
A) 118 metres
B) 130 metres
C) 100 metres
D) 92 metres
  • 10. What is the diameter of Dean's Blue Hole at its widest point?
A) 100 metres
B) 30 metres
C) 50 metres
D) 200 metres
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