Any diving environment that does not allow direct vertical access to the surface is called an overhead environment and is not advised for recreational scuba divers. - Answer-True
When planning to dive in a new area all of the following are recommended sources of information except __________. - ...
Scuba NAUI Exam study guide
Questions and Answers
Any diving environment that does not allow direct vertical access to the surface is called
an overhead environment and is not advised for recreational scuba divers. - Answer-
True
When planning to dive in a new area all of the following are recommended sources of
information except __________. - Answer-somebody sitting at the local pub
A thin zone in freshwater lakes where the warm surface water changes rapidly to a
colder, deeper layer is called _____. - Answer-a thermocline
The underwater back-and-forth movement of water felt when diving close to shore is
called ____________. - Answer-surge
Tides are caused by the gravitational attraction between the Earth, Moon, and the Sun.
- Answer-True
A line floating behind an anchored boat provides a safe place to grab if you surface
behind the boat. That line is called a ___________ line. - Answer-trail
All of the following are types of currents except __________________. - Answer-
transitional
To escape a rip current you should swim toward the shore. - Answer-False
Most injuries from aquatic animals are due to their aggressive nature and are generally
unprovoked. - Answer-False
Responsible underwater hunting involves all of the following except _______________.
- Answer-taking more game than you can use
Collecting artifacts from shipwrecks is encouraged as it helps clean up debris from the
ocean floor. - Answer-False
You should only collect shells that are empty...meaning no animal is living in them. -
Answer-True
Sea turtles often mistake plastic bags as jellyfish, eat them, and unfortunately, die. -
Answer-True
Diving in kelp forests is a unique experience that is often found off the coast of
________________. - Answer-California
, Drift diving is a particular feature of diving the reefs off of __________________. -
Answer-Cozumel, MX
Which of the following is NOT a symptom of hypothermia? - Answer-sweating
The first step to solving a problem underwater is to ___________________. - Answer-
stop what you're doing
Which of the following is NOT a symptom of heat exhaustion? - Answer-shivering
If your skin is dry and hot to the touch you may be suffering from ________________,
which is a life-threatening condition. - Answer-heat stroke
To relieve a cramp in your calf you should vigorously pull on the fin tip as you straighten
your leg. - Answer-False
Flashlight failure on a night dive or stirred up sediment can lead to sensory deprivation.
- Answer-True
A stuck power-inflator mechanism can lead to an over-inflated BC, which can be
dangerous because...? - Answer-it can cause an uncontrolled ascent
If you get entangled in fishing line and your buddy can't help you then you can remove
your scuba unit, free the entanglement and put the unit back on. - Answer-True
One way to reduce the likelihood of seasickness is to go below deck in a darkened
room. - Answer-False
If your dive buddy is having problems at the surface, you should do all of the following
except____________. - Answer-swim up close and hand them your air supply
DAN is a worldwide emergency network that provides assistance to divers. DAN stands
for ____________. - Answer-Divers Alert Network
The first rule of first aid is to "Do minimal harm." - Answer-False
Everyone should be prepared to administer first aid and CPR. - Answer-True
Toxins from poisonous fish (barbs or spines) can be neutralized by immersing the
wound in hot water (not scalding hot). - Answer-True
First aid for an air embolism includes all of the following except __________________. -
Answer-taking the diver back down to depth to relieve the symptoms
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