NCLEX Readiness Exam 2025 (Newest Version) | Updated Questions and
Correct Answers | Graded A+ | Verified Answers | Latest Version (Just
Released)
As environmental technicians, we must be up to date with which type of laws? - (CORRECT
ANSWER)Federal, State, and Local Laws
For EPA 608 Universal Certification, how many questions will you receive? - (CORRECT ANSWER)100
If you need to get type III certification, what will be on your exam? - (CORRECT ANSWER)50 questions,
25 core and 25 type III questions.
What is the passing grade for all EPA certifications? - (CORRECT ANSWER)70%
Once you Pass the EPA exam, the regulations you learn will never change. - (CORRECT ANSWER)False
Do natural events like volcanic eruptions contribute to chlorine in the stratosphere? - (CORRECT
ANSWER)Yes, but are not the primary source
True or False: Ground level ozone is what absorbs and reflects harmful UV rays from the sun. - (CORRECT
ANSWER)False
In which of the following ways does ozone depletion affect humans? - (CORRECT ANSWER)Increased risk
of skin cancer and cataracts
Is there evidence that refrigerants are in the stratosphere? - (CORRECT ANSWER)YES
Which of the following statements is TRUE about chlorine? - (CORRECT ANSWER)A single chlorine atom
can survive in the atmosphere for years.
Ozone has __ atoms of oxygen. - (CORRECT ANSWER)3
, 2
The majority of ozone is located in the Troposphere. t or f? - (CORRECT ANSWER)False
How many molecules of ozone can three molecules of chlorine destroy? - (CORRECT ANSWER)300,000
(100,000 per chlorine molecule)
What is the major function of ozone in the stratosphere? - (CORRECT ANSWER)Absorb and reflect UV
rays from the sun.
What is the primary source of chlorine in the stratosphere? - (CORRECT ANSWER)Emissions of
refrigerant chemicals such as CFCs and HCFCs by humans.
What molecule destroys the ozone layer? - (CORRECT ANSWER)Chlorine
Which of the following an effects of ozone depletion? - (CORRECT ANSWER)Decreasing crop yields
Which refrigerant chemicals are responsible for the destruction of the ozone layer? - (CORRECT
ANSWER)CFCs and HCFCs
Who does ozone depletion affect? - (CORRECT ANSWER)people all over the world
After refrigerant is phased out, can a technician still service the equipment containing that refrigerant? -
(CORRECT ANSWER)YES
After being phased out, where can technicians obtain refrigerant to service equipment that contains
that refrigerant? - (CORRECT ANSWER)From recovered and reclaimed refrigerant.
, 3
Can refrigerant be resold? - (CORRECT ANSWER)Yes, but only if it has been reclaimed to AHRI Standard
700 specifications
Equipment has to be certified to epa standards in order to recover which refrigerants - (CORRECT
ANSWER)CFCs, HCFCs, HFCs
If you are selling R-22 refrigerant, who can you sell to? - (CORRECT ANSWER)A technician with Section
608 certification and a business that employs a technician with Section 608 certification.
If you recover R-12 refrigerant, can you use the recovered refrigerant in another device owned by a
different person? - (CORRECT ANSWER)Yes, but only if it has been reclaimed to AHRI Standard 700
specifications.
In the United States, when were all CFCs phased out by? - (CORRECT ANSWER)1995
In the United States, when were R-22 and R-142b phased out? - (CORRECT ANSWER)2020
In the United States, when will all HCFCs be phased out? - (CORRECT ANSWER)2030
Which of the following records must be kept for an R-22?
A. Type of refrigerant
B. Dates
C. Quantity of refrigerant
D. Model of appliance - (CORRECT ANSWER)Type of refrigerant, dates, and Quantity
Section 608 of the Clean Air Act is: - (CORRECT ANSWER)federal law
, 4
State and Local Regulations ____ (select all that apply)
A. Have to be followed in addition to federal CAA regulations
B. Have to be followed instead of federal CAA regulations
C. May be stricter than federal CAA regulations
D. Are a suggestion - (CORRECT ANSWER)A. And C.
The Venting Prohibition requires that you recover affected refrigerant before (Select all that apply):
A. Opening equipment
B. Servicing equipment
C. Disposing of equipment
D. Manufacturing equipment - (CORRECT ANSWER)Opening equipment, servicing equipment, disposing
equipment
Under Section 608 Regulations, who is responsible for ensuring that all refrigerant is removed before
disposing of equipment that contains it? - (CORRECT ANSWER)The final person in the disposal chain.
What appliances do Section 608 regulations apply to?
Correct Answers | Graded A+ | Verified Answers | Latest Version (Just
Released)
As environmental technicians, we must be up to date with which type of laws? - (CORRECT
ANSWER)Federal, State, and Local Laws
For EPA 608 Universal Certification, how many questions will you receive? - (CORRECT ANSWER)100
If you need to get type III certification, what will be on your exam? - (CORRECT ANSWER)50 questions,
25 core and 25 type III questions.
What is the passing grade for all EPA certifications? - (CORRECT ANSWER)70%
Once you Pass the EPA exam, the regulations you learn will never change. - (CORRECT ANSWER)False
Do natural events like volcanic eruptions contribute to chlorine in the stratosphere? - (CORRECT
ANSWER)Yes, but are not the primary source
True or False: Ground level ozone is what absorbs and reflects harmful UV rays from the sun. - (CORRECT
ANSWER)False
In which of the following ways does ozone depletion affect humans? - (CORRECT ANSWER)Increased risk
of skin cancer and cataracts
Is there evidence that refrigerants are in the stratosphere? - (CORRECT ANSWER)YES
Which of the following statements is TRUE about chlorine? - (CORRECT ANSWER)A single chlorine atom
can survive in the atmosphere for years.
Ozone has __ atoms of oxygen. - (CORRECT ANSWER)3
, 2
The majority of ozone is located in the Troposphere. t or f? - (CORRECT ANSWER)False
How many molecules of ozone can three molecules of chlorine destroy? - (CORRECT ANSWER)300,000
(100,000 per chlorine molecule)
What is the major function of ozone in the stratosphere? - (CORRECT ANSWER)Absorb and reflect UV
rays from the sun.
What is the primary source of chlorine in the stratosphere? - (CORRECT ANSWER)Emissions of
refrigerant chemicals such as CFCs and HCFCs by humans.
What molecule destroys the ozone layer? - (CORRECT ANSWER)Chlorine
Which of the following an effects of ozone depletion? - (CORRECT ANSWER)Decreasing crop yields
Which refrigerant chemicals are responsible for the destruction of the ozone layer? - (CORRECT
ANSWER)CFCs and HCFCs
Who does ozone depletion affect? - (CORRECT ANSWER)people all over the world
After refrigerant is phased out, can a technician still service the equipment containing that refrigerant? -
(CORRECT ANSWER)YES
After being phased out, where can technicians obtain refrigerant to service equipment that contains
that refrigerant? - (CORRECT ANSWER)From recovered and reclaimed refrigerant.
, 3
Can refrigerant be resold? - (CORRECT ANSWER)Yes, but only if it has been reclaimed to AHRI Standard
700 specifications
Equipment has to be certified to epa standards in order to recover which refrigerants - (CORRECT
ANSWER)CFCs, HCFCs, HFCs
If you are selling R-22 refrigerant, who can you sell to? - (CORRECT ANSWER)A technician with Section
608 certification and a business that employs a technician with Section 608 certification.
If you recover R-12 refrigerant, can you use the recovered refrigerant in another device owned by a
different person? - (CORRECT ANSWER)Yes, but only if it has been reclaimed to AHRI Standard 700
specifications.
In the United States, when were all CFCs phased out by? - (CORRECT ANSWER)1995
In the United States, when were R-22 and R-142b phased out? - (CORRECT ANSWER)2020
In the United States, when will all HCFCs be phased out? - (CORRECT ANSWER)2030
Which of the following records must be kept for an R-22?
A. Type of refrigerant
B. Dates
C. Quantity of refrigerant
D. Model of appliance - (CORRECT ANSWER)Type of refrigerant, dates, and Quantity
Section 608 of the Clean Air Act is: - (CORRECT ANSWER)federal law
, 4
State and Local Regulations ____ (select all that apply)
A. Have to be followed in addition to federal CAA regulations
B. Have to be followed instead of federal CAA regulations
C. May be stricter than federal CAA regulations
D. Are a suggestion - (CORRECT ANSWER)A. And C.
The Venting Prohibition requires that you recover affected refrigerant before (Select all that apply):
A. Opening equipment
B. Servicing equipment
C. Disposing of equipment
D. Manufacturing equipment - (CORRECT ANSWER)Opening equipment, servicing equipment, disposing
equipment
Under Section 608 Regulations, who is responsible for ensuring that all refrigerant is removed before
disposing of equipment that contains it? - (CORRECT ANSWER)The final person in the disposal chain.
What appliances do Section 608 regulations apply to?
