Divemaster Final Exam A part 2 UPDATED Actual Exam Questions and CORRECT Answers
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Course
Padi divemaster
Institution
Padi Divemaster
Divemaster Final Exam A part 2 UPDATED
Actual Exam Questions and CORRECT
Answers
What is the ocean's major source of productivity and the base of the marine food chain?
a. Krill
b. Seagrass
c. Coral
d. Phytoplankton - CORRECT ANSWER- d. Phytoplankton
Divemaster Final Exam A part 2 UPDATED
Actual Exam Questions and CORRECT
Answers
What is the ocean's major source of productivity and the base of the marine food chain?
a. Krill
b. Seagrass
c. Coral
d. Phytoplankton - CORRECT ANSWER✔✔- d. Phytoplankton
True or False. Natural processes, such as earthquakes and storms, are much more of a severe
threat to coral reefs and wetlands than human-induced threats, such as pollution. - CORRECT
ANSWER✔✔- False.
True or False. When an alien (invasive) species is introduced into an ecosystem, it may have
no natural enemies, which allows it to quickly multiply and possibly overtake and kill off
native species. - CORRECT ANSWER✔✔- True.
A _______________ exists when relatively warm, low-density surface water is separated
from cool, high-density deep water.
a. freshwater layer
b. thermocline
c. downwelling
,d. rip current - CORRECT ANSWER✔✔- d. thermocline
If you stand on a beach and watch water generally moving down the coast, pushed by waves
approaching the shore at an angle and assisted by the prevailing wind, you are looking at a
_______ current.
a. rip
b. tidal
c. longshore
d. upwelling - CORRECT ANSWER✔✔- c. longshore
A day after strong winds drive surface waters offshore, you notice that water conditions
become clear and cool. This is likely due to:
a. downwelling
b. extreme tides.
c. a longshore current.
d. upwelling - CORRECT ANSWER✔✔- d. upweling
Gravitational interaction between the sun, moon and earth cause ______, while wind is the
most common disturbing force that causes ___________.
a. tides / waves
b. surge / currents
, c. rip currents / ocean swells.
d. waves / tides - CORRECT ANSWER✔✔- a. tides / waves.
True or False. As a wave moves toward shore, its energy is affected by the bottom causing the
wave height to rise, eventually becoming unstable and spilling its energy as surf. -
CORRECT ANSWER✔✔- True.
Ways that you can encourage divers to protect the underwater world include:
a. be a role model for others divers, dive carefully and be aware of equipment placement
when diving.
b. respect underwater cultural heritage and maritime history.
c. report environmental disturbances or destruction and get involved in local environmental
activities and issues.
d. All of the above. - CORRECT ANSWER✔✔- d. All of the above.
While outside, at a very cold temperature, you fill a balloon with air. What will happen when
you take the balloon inside and place it near a heater?
a. The density in the balloon will remain unchanged.
b. The volume of the balloon will decrease.
c. The pressure in the balloon will increase.
d. The volume of the balloon will increase. - CORRECT ANSWER✔✔- d. The volume of
the balloon will increase.
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