Prepare for your SDI Dry Suit Diver certification exam with confidence using this comprehensive set of 120 practice multiple-choice questions.
This resource is meticulously designed to help you master the knowledge and skills required for safe and enjoyable dry suit diving. Covering essential to...
What is the primary reason for using a dry suit in diving? a) To look stylish underwater b) To
increase buoyancy c) To stay warm in cold water d) To protect against marine life stings
Which of the following is NOT a type of dry suit material? a) Crushed neoprene b) Spandex c)
Trilaminate d) Neoprene
What is the purpose of a dry suit's inflation valve? a) To release air from the suit during ascent
b) To prevent the suit from over-inflating c) To add air to the suit for buoyancy control d) To
allow water to enter the suit for cooling
Which of the following is NOT a common type of dry suit seal material? a) Latex b) Neoprene
c) Silicone d) Trilaminate
What is the primary function of a dry suit undergarment? a) To provide additional buoyancy b)
To protect the dry suit from damage c) To provide insulation and warmth d) To wick away
moisture from the skin
What is the most important consideration when choosing a dry suit? a) Color and style b)
Proper fit c) Brand reputation d) Price
Which of the following is NOT a potential hazard of diving with a dry suit? a) Hypothermia b)
Over-inflation and rapid ascent c) Suit squeeze d) Suit flooding
What should you do if your dry suit floods during a dive? a) Ascend immediately to the
surface b) Stay calm and try to identify the source of the leak c) Remove the suit underwater and
continue the dive d) Add more air to the suit to compensate for the lost buoyancy
Which of the following is the recommended way to store a dry suit? a) Folded tightly in a
storage bin b) Hanging on a hanger by the neck seal c) Loosely rolled and stored in a cool, dry
place d) Inflated and hung upside down
What is the purpose of a dry suit's exhaust valve? a) To add air to the suit during ascent b) To
release excess air from the suit during ascent c) To prevent the suit from over-inflating d) To
allow water to enter the suit for cooling
What is the most common cause of dry suit leaks? a) Punctures from sharp objects b) Damaged
seals or zippers c) Manufacturing defects d) Over-inflation
What is the recommended way to clean a dry suit after a dive? a) Rinse with fresh water and
hang to dry b) Wash in a washing machine with detergent c) Soak in a bleach solution to kill
bacteria d) Dry clean only
, What is the main advantage of a crushed neoprene dry suit over a standard neoprene dry suit? a)
Increased flexibility b) Reduced buoyancy shift with depth changes c) Greater durability d)
Lower cost
What is the purpose of a dry suit's relief zipper? a) To add air to the suit during descent b) To
allow for easier urination without removing the suit c) To vent excess air from the suit during
descent d) To provide access to a pocket for small items
Which of the following is NOT a recommended accessory for dry suit diving? a) Warm
undergarments b) Dry gloves c) Snorkel d) Hood
What is the primary function of a dry suit's wrist seals? a) To provide additional buoyancy b)
To prevent water from entering the suit at the wrists c) To allow for easy hand movement d)
To attach dry gloves
What is the recommended way to enter the water when wearing a dry suit? a) Giant stride or
controlled seated entry b) Back roll entry c) Shallow water entry d) Any entry method is
suitable for dry suit diving
What is the main purpose of a dry suit's boots? a) To provide additional buoyancy b) To protect
the feet from sharp objects c) To keep the feet warm and dry d) To allow for easy walking on
land
What should you do if you experience a "suit squeeze" during descent? a) Ascend immediately
to the surface b) Add air to the suit to equalize pressure c) Remove the suit underwater d) Stay
calm and wait for the squeeze to subside
Which of the following is a potential consequence of over-inflating a dry suit? a) Uncontrolled
ascent and decompression sickness b) Hypothermia c) Suit squeeze d) Suit flooding
21. Which of the following is NOT a common feature of a dry suit? a) Integrated weight
pockets b) Neck seal c) Wrist seals d) Inflation valve
22. What should you do if you feel uncomfortable or restricted in your dry suit? a) Continue
diving and try to adjust to the feeling b) Ascend and adjust the fit or add/release air c)
Remove the suit underwater and continue the dive d) Ignore the discomfort and hope it
goes away
23. What is the recommended maximum depth for recreational dry suit diving? a) 100 feet /
30 meters b) 130 feet / 40 meters c) 165 feet / 50 meters d) 200 feet / 60 meters
24. Which of the following is NOT a factor to consider when choosing dry suit
undergarments? a) Water temperature b) Dry suit color c) Personal preference d) Dive
duration
25. What is the purpose of a dry suit's zipper wax? a) To lubricate the zipper for easier
operation b) To waterproof the zipper c) Both a and b d) Neither a nor b
26. Which of the following is a potential consequence of diving with a damaged dry suit
seal? a) Suit flooding b) Reduced insulation and warmth c) Discomfort and distraction d)
All of the above
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