A) To protect the diver from cold B) To signal for help C) To hold the air tank D) To control buoyancy underwater
A) Balancing air consumption B) Maintaining a horizontal position C) Matching pressure in air spaces to ambient pressure D) Distributing weight evenly
A) Always dive with a buddy B) Conserve your air C) Stay within your depth limits D) Never hold your breath
A) A specific dive site B) Breathing gas with higher oxygen content than air C) A type of wetsuit D) A type of regulator
A) 60 feet per minute B) 90 feet per minute C) 30 feet per minute D) Instantaneous
A) Carbon Monoxide Poisoning B) Oxygen Toxicity C) Nitrogen Narcosis D) The bends
A) To measure depth B) To reduce tank pressure to a breathable level C) To inflate the BCD D) To filter the air
A) To check your depth B) To communicate effectively C) To clean your mask D) To attract fish
A) An altered state of consciousness due to nitrogen under pressure B) A malfunctioning regulator C) A type of fish D) A skin rash caused by saltwater
A) Alert your buddy by screaming into your regulator B) Increase your breathing rate C) Continue the dive D) Ascend to a shallower depth
A) Scuba Propulsion Generator B) Submerged Positioning Gear C) Submersible Pressure Gauge D) Standard Pressure Gradient
A) To attract marine life B) To take underwater photographs C) To track depth, time, and nitrogen loading D) To navigate underwater
A) A training course B) A marine conservation program C) A type of scuba gear D) Diving with a partner for safety
A) Swimming too fast B) Failure to equalize pressure C) Using incorrect breathing techniques D) Diving in cold water
A) 2 hours B) It depends on the depth and duration of the previous dives. C) 30 minutes D) 1 hour
A) To protect the diver from impact B) To counteract buoyancy C) To carry tools D) To hold the BCD in place
A) To indicate that divers are underwater B) To mark the dive site C) To signal for help D) To attract marine life
A) Try to find an alternate air source on your own B) Hold your breath and swim to shore C) Ascend rapidly to the surface D) Signal your buddy and share air
A) A current that pulls divers downwards B) A type of dive gear malfunction C) A method of underwater navigation D) Pain caused by expanding air trapped in air spaces during ascent
A) 130 feet B) 200 feet C) 100 feet D) 160 feet
A) Breathing through the nose B) Deep, slow breaths C) Breath-holding D) Shallow, rapid breaths
A) Diving in murky water B) Diving in deep water C) Diving in strong currents D) Diving in cold water
A) Touch and interact with marine life B) Chase marine life C) Observe and respect marine life from a distance D) Feed marine life
A) The recommended maximum depth is one third of your training. B) The weight of your gear should be one third of your body weight. C) Ascend with one third of your air, reserve one third, and use one third to get there. D) Your dive time should be one third less than your computer allows.
A) Adjusting the regulator B) Cleaning the mask C) A diver's body position in the water D) Checking the air pressure
A) Low visibility B) Strong currents C) Inability to directly ascend to the surface D) Aggressive marine life
A) To navigate underwater B) To breathe on the surface without using tank air. C) To clean the mask D) To attract fish
A) To warm up muscles B) To check the weather C) To ensure all equipment is functioning properly D) To locate the dive site
A) Injuries caused by cold water B) Injuries caused by marine life C) Injuries caused by pressure differences D) Injuries caused by equipment malfunction
A) A thumbs up B) Pointing at the chest C) A flat hand moving across the throat D) Making a circle with the thumb and forefinger |