Area orientation dives should always be taken when
You dive a new area for the first time
When you are not diving with a usual buddy
You don't need an orientation, it will be an easy dive
When you want to dive deep
How can aquatic injuries can happen?
Divers provoke the animals and the animal is protecting itself
the diver accidentally knocks into something
Animals are always aggressive underwater
Both A and B are correct
Can an Open Water 20 diver go into an overhead environment?
Only if there is a large exit at the other end
Only if diving with a buddy who is qualified to do so
If diving with any instructor or divemaster
Never as additional training is required
Fish are cold blooded vertebrates that
Only breathe with Gills
Have skeletons made of true bone or cartilage
Have expanded to about 20 000 species worldwide
All of the above
Sharks in general
have cartilaginous skeletons
have 5 to 7 gill slits on either side of their head
interact peacefully with divers if unprovoked
Why would you choose to complete a night/low viz dive in the next level programme?
To see different behavioural patterns of marine life at night
To gain a qualifying dive for night / low visibility Specialty
To learn and experience a different environment
What is a drift dive?
Diving in a current which carries you along the reef
Diving in water that moves you from side to side only
Diving where there is no water movement
None of the above
) When considering a shore entry dive with your buddy, what is the most important factor to consider?
Communication and hand signals are discussed with your buddy
Make sure you know where the entry is so you can exit from the same place
Always take fresh water to wash the kit in after the dive
Ensuring you dive at low tide in every location
What is the best environmental rule to follow when diving?
Only take what is dead
Only take pictures and memories, nothing else
Only take what you can catch by hand
Only take what you can catch with a spear gun
OW20 When diving underwater objects appear how much closer?
10%
25%
50%
75%
Zuletzt geändertvor 2 Jahren