SkillCat EPA 608 EXAM – Complete Question Bank
with Verified Answers Comprehensive Study Guide
2025/2026 Syllabus A+ Graded
SECTION 1: CORE KNOWLEDGE (Questions 1-80)
Question 1
What is the passing grade for all EPA 608 certifications?
A) 65%
B) 70%
C) 75%
D) 80%
Correct Answer: B
Explanation: All EPA 608 certification exams require a passing score of 70% . This
applies to Core, Type I, Type II, Type III, and Universal certifications.
1
,Question 2
For Universal certification, how many questions are on the exam?
A) 50
B) 75
C) 100
D) 150
Correct Answer: C
Explanation: The Universal certification exam consists of 100 questions covering
all appliance types.
Question 3
True or False: You must memorize all regulations because they will stay the same
forever.
A) True
B) False
2
,Correct Answer: B
Explanation: Regulations change over time; technicians must stay current with
federal, state, and local laws.
Question 4
What is the purpose of Section 608 of the Clean Air Act?
A) To ban all refrigerants
B) To protect the ozone layer and regulate chemicals that deplete it
C) To set energy efficiency standards for appliances
D) To regulate workplace safety in HVAC
Correct Answer: B
Explanation: Section 608 protects the ozone layer by regulating the handling,
recovery, and disposal of ozone-depleting substances.
3
, Question 5
One molecule of chlorine can destroy how many molecules of ozone?
A) 10
B) 1,000
C) 10,000
D) 100,000
Correct Answer: D
Explanation: A single chlorine molecule has the catalytic capacity to destroy up to
100,000 ozone molecules before being removed from the stratosphere.
Question 6
Ozone is composed of how many oxygen atoms?
A) 1
B) 2
C) 3
D) 4
4
with Verified Answers Comprehensive Study Guide
2025/2026 Syllabus A+ Graded
SECTION 1: CORE KNOWLEDGE (Questions 1-80)
Question 1
What is the passing grade for all EPA 608 certifications?
A) 65%
B) 70%
C) 75%
D) 80%
Correct Answer: B
Explanation: All EPA 608 certification exams require a passing score of 70% . This
applies to Core, Type I, Type II, Type III, and Universal certifications.
1
,Question 2
For Universal certification, how many questions are on the exam?
A) 50
B) 75
C) 100
D) 150
Correct Answer: C
Explanation: The Universal certification exam consists of 100 questions covering
all appliance types.
Question 3
True or False: You must memorize all regulations because they will stay the same
forever.
A) True
B) False
2
,Correct Answer: B
Explanation: Regulations change over time; technicians must stay current with
federal, state, and local laws.
Question 4
What is the purpose of Section 608 of the Clean Air Act?
A) To ban all refrigerants
B) To protect the ozone layer and regulate chemicals that deplete it
C) To set energy efficiency standards for appliances
D) To regulate workplace safety in HVAC
Correct Answer: B
Explanation: Section 608 protects the ozone layer by regulating the handling,
recovery, and disposal of ozone-depleting substances.
3
, Question 5
One molecule of chlorine can destroy how many molecules of ozone?
A) 10
B) 1,000
C) 10,000
D) 100,000
Correct Answer: D
Explanation: A single chlorine molecule has the catalytic capacity to destroy up to
100,000 ozone molecules before being removed from the stratosphere.
Question 6
Ozone is composed of how many oxygen atoms?
A) 1
B) 2
C) 3
D) 4
4
