# NAUI - National Association of Underwater Instructors Certification — Practice Test Geeks
# https://practicetestgeeks.com/llms/naui-national-association-of-underwater-instructors-certification.txt
# Updated: 2026-06-14

> Free NAUI - National Association of Underwater Instructors Certification practice tests and study guides. Prepare for the naui certification. Practice questions covering all exam domains with explanations and instant feedback. Language: English. Region: US.

## Overview

- **Category**: NAUI - National Association of Underwater Instructors Certification
- **Main page**: https://practicetestgeeks.com/naui-test
- **Language**: English | **Region**: US
- **Practice tests**: 25 tests, 181 questions total
- **Exam simulation**: Full-length 50-question timed exam (60 min, 75% pass mark)
- **Study guides / articles**: 3 published

## Exam Simulations (Full-Length, Timed, Scored)

Simulates real exam conditions: question count, time limit, passing score, domain weighting.

- [NAUI Scuba Diver Certification Exam](https://practicetestgeeks.com/naui/exam) — 50 questions, 60 min, 75% pass
  The NAUI Scuba Diver certification qualifies individuals to dive safely in open water environments, covering essential knowledge of diving physics, ph

## Practice Tests (25 available)

- [NAUI Instructional Techniques & Rescue Protocols](https://practicetestgeeks.com/free-naui-instructional-techniques-rescue-protocols-questions-and-answers) (9 questions)
- [NAUI Diving Physics & Physiology](https://practicetestgeeks.com/free-naui-diving-physics-physiology-questions-and-answers) (9 questions)
- [NAUI Equipment Use & Maintenance](https://practicetestgeeks.com/free-naui-equipment-use-maintenance-questions-and-answers) (9 questions)
- [NAUI Underwater Skills & Safety Procedures](https://practicetestgeeks.com/free-naui-underwater-skills-safety-procedures-questions-and-answers) (9 questions)
- [NAUI Instructional Techniques & Rescue Protocols 2](https://practicetestgeeks.com/naui/questions/instructional-techniques-rescue-protocols-2) (7 questions)
- [NAUI Instructional Techniques & Rescue Protocols 3](https://practicetestgeeks.com/naui/questions/instructional-techniques-rescue-protocols-3) (7 questions)
- [NAUI Instructional Techniques & Rescue Protocols 4](https://practicetestgeeks.com/naui/questions/instructional-techniques-rescue-protocols-4) (7 questions)
- [NAUI Instructional Techniques & Rescue Protocols 5](https://practicetestgeeks.com/naui/questions/instructional-techniques-rescue-protocols-5) (7 questions)
- [NAUI Equipment Use & Maintenance 2](https://practicetestgeeks.com/naui/questions/equipment-use-maintenance-2) (7 questions)
- [NAUI Equipment Use & Maintenance 3](https://practicetestgeeks.com/naui/questions/equipment-use-maintenance-3) (7 questions)
- [NAUI Equipment Use & Maintenance 4](https://practicetestgeeks.com/naui/questions/equipment-use-maintenance-4) (7 questions)
- [NAUI Equipment Use & Maintenance 5](https://practicetestgeeks.com/naui/questions/equipment-use-maintenance-5) (7 questions)
- [NAUI Diving Physics & Physiology 2](https://practicetestgeeks.com/naui/questions/diving-physics-physiology-2) (7 questions)
- [NAUI Diving Physics & Physiology 3](https://practicetestgeeks.com/naui/questions/diving-physics-physiology-3) (7 questions)
- [NAUI Diving Physics & Physiology 4](https://practicetestgeeks.com/naui/questions/diving-physics-physiology-4) (7 questions)
- [NAUI Underwater Skills & Safety Procedures 2](https://practicetestgeeks.com/naui/questions/underwater-skills-safety-procedures-2) (7 questions)
- [NAUI Diving Physics & Physiology 5](https://practicetestgeeks.com/naui/questions/diving-physics-physiology-5) (7 questions)
- [NAUI Underwater Skills & Safety Procedures 3](https://practicetestgeeks.com/naui/questions/underwater-skills-safety-procedures-3) (7 questions)
- [NAUI Underwater Skills & Safety Procedures 4](https://practicetestgeeks.com/naui/questions/underwater-skills-safety-procedures-4) (7 questions)
- [NAUI Underwater Skills & Safety Procedures 5](https://practicetestgeeks.com/naui/questions/underwater-skills-safety-procedures-5) (7 questions)
- [NAUI Marine Environment & Ecology 2](https://practicetestgeeks.com/naui/questions/marine-environment-ecology-2) (7 questions)
- [NAUI Marine Environment & Ecology 3](https://practicetestgeeks.com/naui/questions/marine-environment-ecology-3) (7 questions)
- [NAUI Marine Environment & Ecology 1](https://practicetestgeeks.com/naui/questions/marine-environment-ecology) (7 questions)
- [NAUI Client Assessment & Goal Setting 2](https://practicetestgeeks.com/naui-client-assessment-goal-setting-2-practice-test) (6 questions)
- [NAUI Program Design & Periodization 2](https://practicetestgeeks.com/naui-program-design-periodization-2-practice-test) (6 questions)

## Articles & Study Guides

- [National Association of Underwater Instructors (NAUI) Certification: Your Gateway to Professional Scuba Diving](https://practicetestgeeks.com/naui-test)

## Reference Pages

- [NAUI Practice Test PDF (Free Printable 2026)](https://practicetestgeeks.com/naui/naui-practice-test-pdf)
- [NAUI Practice Test Video Answers](https://practicetestgeeks.com/naui-practice-test-video-answers)

## About Practice Test Geeks

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