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How to explore shipwrecks underwater - Test
Contributed by: Frost
  • 1. What is the first step in planning a shipwreck dive?
A) Research the shipwreck's history and location.
B) Immediately buying dive gear.
C) Inviting all your friends.
D) Diving without a plan.
  • 2. Which certification is highly recommended for wreck diving?
A) Advanced Open Water Diver
B) Rescue Diver
C) Wreck Diver Specialty
D) Open Water Diver
  • 3. What should you do before entering a shipwreck?
A) Ignore any safety concerns.
B) Swim inside immediately.
C) Assess the wreck's stability and condition.
D) Remove artifacts as souvenirs.
  • 4. What is a crucial piece of equipment for wreck penetration?
A) Fishing Rod
B) Dive Reel with Line
C) Hammer
D) Axe
  • 5. What is the primary purpose of a dive reel and line?
A) To measure the size of the wreck.
B) To catch fish inside the wreck.
C) To tie off loose objects.
D) To find your way back to the exit.
  • 6. What is a common hazard inside shipwrecks?
A) Friendly Fish
B) Perfect Visibility
C) Unlimited Air Supply
D) Sharp Metal and Debris
  • 7. What type of gas mixture is often used for deeper wreck dives?
A) Trimix
B) Regular Air
C) Helium Only
D) Carbonated Water
  • 8. Why is proper buoyancy control essential in wreck diving?
A) Buoyancy doesn't matter in wreck diving.
B) To avoid stirring up silt and reducing visibility.
C) To swim faster.
D) To impress other divers.
  • 9. What should you do if you become disoriented inside a wreck?
A) Panic and swim randomly.
B) Call for help (it won't work underwater).
C) Follow your guideline back to the exit.
D) Remove your mask to see better.
  • 10. What is a good buddy team practice for wreck diving?
A) Splitting up to explore more of the wreck.
B) Agreeing on a maximum penetration distance and time.
C) Ignoring each other during the dive.
D) Competing to see who finds the coolest artifact.
  • 11. What is the best way to preserve shipwrecks?
A) Move artifacts to a safer location.
B) Clean the wreck.
C) Collect souvenirs.
D) Leave everything as you found it.
  • 12. What is a common term for poor visibility caused by disturbed sediment?
A) Blue Hole
B) Silt Out
C) Clear Water
D) Sun Glare
  • 13. Which of these is NOT a common risk associated with wreck diving?
A) Entanglement.
B) Loss of visibility.
C) Decompression sickness.
D) Shark attacks within the wreck (generally rare).
  • 14. Why is Nitrox often used in wreck diving?
A) To increase bottom time.
B) To make you feel weightless.
C) To attract fish.
D) To make your dive gear look cooler.
  • 15. What is a good practice regarding your air supply during a wreck dive?
A) Ignore your air gauge.
B) Use as much air as you can.
C) Follow the 'rule of thirds'.
D) Share your air with every fish you see.
  • 16. What does the 'rule of thirds' mean?
A) 1/3 for fun, 1/3 for photos, 1/3 for exiting.
B) 1/3 to enter, 1/3 to exit, 1/3 reserve.
C) Swim for 1/3 of the dive, rest for 1/3, look for treasure 1/3
D) Divide your air supply by three and use it randomly.
  • 17. What can a dive light help you see in a shipwreck?
A) Only darkness.
B) Other divers far away.
C) The surface above.
D) The interior structure and marine life.
  • 18. What is the recommended procedure for dealing with strong currents near a wreck?
A) Fight against the current.
B) Swim inside the wreck for shelter.
C) Pretend the current isn't there.
D) Abort the dive or use a down line.
  • 19. What information can you gather from a shipwreck's artifacts?
A) The best fishing spots.
B) Insights into the ship's history and purpose.
C) The current weather conditions.
D) A prediction of the future.
  • 20. What type of communication system is often used for wreck diving?
A) Hand signals and underwater writing slates.
B) Shouting.
C) Smoke signals.
D) Cell phones.
  • 21. What is the primary reason for having a dive plan?
A) To look professional.
B) To make the dive more expensive.
C) To ensure a safe and organized dive.
D) To impress other divers.
  • 22. What is the best way to handle encountering marine life inside a wreck?
A) Observe from a distance and avoid disturbing them.
B) Chase them.
C) Try to touch them.
D) Feed them.
  • 23. What is a common term for a section of a wreck that has collapsed?
A) Treasure trove
B) Open water
C) Pinch point
D) Swim through
  • 24. What should you do if you see another diver in distress inside the wreck?
A) Ignore them and continue your dive.
B) Panic and swim away.
C) Assess the situation and offer assistance if safe to do so.
D) Immediately surface.
  • 25. Why is it important to have proper training for wreck diving?
A) Training isn't important.
B) To find treasure.
C) To understand and mitigate the risks involved.
D) To brag to your friends.
  • 26. What is the general depth range where most accessible shipwrecks are found?
A) Varies greatly depending on location.
B) Only in the deepest parts of the ocean.
C) Extremely deep, requiring specialized equipment.
D) Very shallow, close to shore.
  • 27. What is one advantage of using a dive computer during a wreck dive?
A) It controls the underwater currents.
B) It makes you a better swimmer.
C) It tracks your depth, time, and nitrogen absorption.
D) It translates fish language.
  • 28. What is a consideration regarding your exposure suit on a wreck dive?
A) It provides protection from cold water and sharp objects.
B) It helps you float better.
C) It's only for fashion.
D) It makes you invisible to sharks.
  • 29. When planning a wreck dive, what type of weather conditions are important to check?
A) Whether it's sunny or cloudy.
B) The pollen count.
C) Air temperature.
D) Sea state, wind, and visibility.
  • 30. What is the importance of a post-dive debriefing after a wreck dive?
A) It's not necessary.
B) To brag about your accomplishments.
C) To complain about the dive.
D) To discuss the dive, share observations, and learn from the experience.
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