SDI SCUBA Certification Exam Study
Guide | Correctly Answered and
Rated A+
A dive computer keeps track of a diver's nitrogen absorption
levels so that the diver can:
- Correct Answer - Stay within the no-decompression limits on
each dive
The term No-decompression Limit is defined as:
- Correct Answer - The maximum allowed time at depth without
having to preform a mandatory decompression stop during the
ascent
The most important reason for planning your dives and executing
the dive per your plan is to:
- Correct Answer - Prevent accidents
Two examples of soft corals are:
- Correct Answer - Black and Red Coral
,Divers should avoid contact with all corals because:
- Correct Answer - *Contact can be harmful to the diver
*Touching corals will damage your equipment
*Contact can damage the coral
Coral reefs are formed by:
- Correct Answer - Coral animals called polyps that form skeletal
structures
The most common injuries occur when:
- Correct Answer - An animal is surprised by a diver's actions and
instinctively protects itself
The ocean is an important source of life because:
- Correct Answer - It is home to man of the first links in the Earth's
food chain
When diving in Marine Protected Areas like Marine Parks, divers
should:
- Correct Answer - Respect and follow the local marine park
regulations
, Divers can help protect the marine environment by:
- Correct Answer - *Maintaining neutral buoyancy at all times
*Keep equipment secured and no dangling
*always being a responsible diver
Two examples of hard corals are:
- Correct Answer - elkhorn and staghorn
More than ___ of Earth's oxygen is produced by marine plants.
- Correct Answer - 85%
Examples of freshwater marine life include:
- Correct Answer - *Bass
*Crawfish
*Eel
If a diver is injured by harmful sea life, it is usually because of:
- Correct Answer - *The divers negligence
*The divers ignorance
*The
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