PADI Open Water Diving Section 1, PADI Open Water Diving
Section 2, PADI Open Water Diving Section 3, PADI Open Water
Diving Section 4 Exam 2025 Questions and Answers
As a newly certified PADI Open Water Diver, I will be trained to dive with buddy
as deep as - ANSWER-18 metres/60 feet
Certain medical conditions can be hazardous while diving, so it is important to
answer all questions on the Medical Statement honestly and completely -
ANSWER-True
PADI courses are performance based. This means that to be certified, I must.. -
ANSWER-meet specific performance requirments
Failure to complete assigned independent study can create significant delays, and
my instructor may have to cancel and reschedule sessions until I complete the
assignment. - ANSWER-True
When diving in a new dive environment, two benefits of seeking an orientation,
supervision and/or additional training are that it helps me avoid problems and that
it helps me enjoy the dive more. - ANSWER-True
As you descend in water the pressure - ANSWER-increases
A depth of 10 metres/33 feet causes a pressure change of - ANSWER-1 bar/ata
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,if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be -
ANSWER-2 litres
The density of the air in the previous question would be ______ the density at the
surface - ANSWER-3x
A balloon fully inflated and sealed at 10 metres/33 feet, would probably _______
during acsent to the surface. - ANSWER-burst
As I descend, increasing pressure affects my - ANSWER-mask, ears, sinuses
A squeeze is caused by - ANSWER-a pressure imbalance between the surrounding
pressure and an air space
Equalization is the process of - ANSWER-adding air to an air space
I should equalize - ANSWER-Before I feel pain or discomfort
I'm descending and discover I can't equalize. The first thing I would do is -
ANSWER-stop my descent and see if the problem corrects itself
I equalize gently because an extended, forceful equalization can cause permanent
damage to my ears and hearing - ANSWER-True
On a day I plan to to go diving, I wake up with my sinuses blocked due to a cold
or allergy. I should - ANSWER-cancel my dive until I'm well
When scuba diving, normal breathing keeps your lungs equalized to the
surrounding pressure - ANSWER-True
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,The most important rule in scuba diving is to - ANSWER-Breathe continuously
and never hold your breath
Failure to follow the most important rule in scuba diving can cause severe lung
overexpansion injuries, which can result in paralysis or death. - ANSWER-True
During ascent I feel discomfort in my ears. I should - ANSWER-stop, descend
slightly and allow trapped air to work its way out.
My buddy and I descend to 12 metres/40 feet. I would expect to use my
air___________ at 6 metres/20 feet. - ANSWER-faster than
The most efficient way to breathe dense air underwater is to breathe - ANSWER-
deeply and slowly
My body responds to anxiety with increased breathing but slow breathing helps to
reduce anxiety - ANSWER-True
Which of the following are among the breathing rules I follow as a diver? -
ANSWER-1) Breathe continuously and never, ever, hold my breathe.
2) Breathe slowly and deeply.
3) Do not allow myself to get winded or out-of-breath.
4) If faced with a problem, stop, then maintain or restore slow, deep breathing.
Buoyancy is a force that pushes an object in water upward - ANSWER-True
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, My sunglasses case falls out of my pocket into the water, but fortunately, it floats
so I retrieve it. I would say my sunglasses case is ______ buoyant - ANSWER-
positively
Salt water causes more buoyancy than fresh water because it is less dense and
weighs less - ANSWER-False. Salt water causes more buoyancy because it is more
dense and weighs more; buoyancy results from the weight of the water displaced
To control my buoyancy, normally I will use my weight system and my -
ANSWER-BCD
When I descend, my buoyancy tends to ________. When I ascend, it tends to
_______. - ANSWER-decrease, increase
Underwater when I inhale my buoyancy - ANSWER-increases slightly
It is important to master buoyancy control because it affects almost everything I
do in and underwater. - ANSWER-True
In recreational diving, the buddy system means diving with another diver or divers
in a team that provides assistance and safety benefits. - ANSWER-True
Overall benefits of the buddy system include - ANSWER-practicality, safety and
fun
The three most important considerations in choosing scuba equipment are
suitability, fit, and _____ - ANSWER-comfort
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 4
Section 2, PADI Open Water Diving Section 3, PADI Open Water
Diving Section 4 Exam 2025 Questions and Answers
As a newly certified PADI Open Water Diver, I will be trained to dive with buddy
as deep as - ANSWER-18 metres/60 feet
Certain medical conditions can be hazardous while diving, so it is important to
answer all questions on the Medical Statement honestly and completely -
ANSWER-True
PADI courses are performance based. This means that to be certified, I must.. -
ANSWER-meet specific performance requirments
Failure to complete assigned independent study can create significant delays, and
my instructor may have to cancel and reschedule sessions until I complete the
assignment. - ANSWER-True
When diving in a new dive environment, two benefits of seeking an orientation,
supervision and/or additional training are that it helps me avoid problems and that
it helps me enjoy the dive more. - ANSWER-True
As you descend in water the pressure - ANSWER-increases
A depth of 10 metres/33 feet causes a pressure change of - ANSWER-1 bar/ata
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
,if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be -
ANSWER-2 litres
The density of the air in the previous question would be ______ the density at the
surface - ANSWER-3x
A balloon fully inflated and sealed at 10 metres/33 feet, would probably _______
during acsent to the surface. - ANSWER-burst
As I descend, increasing pressure affects my - ANSWER-mask, ears, sinuses
A squeeze is caused by - ANSWER-a pressure imbalance between the surrounding
pressure and an air space
Equalization is the process of - ANSWER-adding air to an air space
I should equalize - ANSWER-Before I feel pain or discomfort
I'm descending and discover I can't equalize. The first thing I would do is -
ANSWER-stop my descent and see if the problem corrects itself
I equalize gently because an extended, forceful equalization can cause permanent
damage to my ears and hearing - ANSWER-True
On a day I plan to to go diving, I wake up with my sinuses blocked due to a cold
or allergy. I should - ANSWER-cancel my dive until I'm well
When scuba diving, normal breathing keeps your lungs equalized to the
surrounding pressure - ANSWER-True
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
,The most important rule in scuba diving is to - ANSWER-Breathe continuously
and never hold your breath
Failure to follow the most important rule in scuba diving can cause severe lung
overexpansion injuries, which can result in paralysis or death. - ANSWER-True
During ascent I feel discomfort in my ears. I should - ANSWER-stop, descend
slightly and allow trapped air to work its way out.
My buddy and I descend to 12 metres/40 feet. I would expect to use my
air___________ at 6 metres/20 feet. - ANSWER-faster than
The most efficient way to breathe dense air underwater is to breathe - ANSWER-
deeply and slowly
My body responds to anxiety with increased breathing but slow breathing helps to
reduce anxiety - ANSWER-True
Which of the following are among the breathing rules I follow as a diver? -
ANSWER-1) Breathe continuously and never, ever, hold my breathe.
2) Breathe slowly and deeply.
3) Do not allow myself to get winded or out-of-breath.
4) If faced with a problem, stop, then maintain or restore slow, deep breathing.
Buoyancy is a force that pushes an object in water upward - ANSWER-True
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 3
, My sunglasses case falls out of my pocket into the water, but fortunately, it floats
so I retrieve it. I would say my sunglasses case is ______ buoyant - ANSWER-
positively
Salt water causes more buoyancy than fresh water because it is less dense and
weighs less - ANSWER-False. Salt water causes more buoyancy because it is more
dense and weighs more; buoyancy results from the weight of the water displaced
To control my buoyancy, normally I will use my weight system and my -
ANSWER-BCD
When I descend, my buoyancy tends to ________. When I ascend, it tends to
_______. - ANSWER-decrease, increase
Underwater when I inhale my buoyancy - ANSWER-increases slightly
It is important to master buoyancy control because it affects almost everything I
do in and underwater. - ANSWER-True
In recreational diving, the buddy system means diving with another diver or divers
in a team that provides assistance and safety benefits. - ANSWER-True
Overall benefits of the buddy system include - ANSWER-practicality, safety and
fun
The three most important considerations in choosing scuba equipment are
suitability, fit, and _____ - ANSWER-comfort
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 4
