HAZWOPER FINAL EXAM 2025 | ALL QUESTIONS
AND CORRECT ANSWERS | VERIFIED ANSWERS |
LATEST VERSION | ALREADY GRADED A+ (JUST
RELEASED)
Which of the following forms of radiation will generally not penetrate intact
skin but can be a serious hazard if ingested or inhaled? ---------CORRECT
ANSWER-----------------Alpha
What can you do to protect yourself from Gamma ionizing radiation
exposure? ---------CORRECT ANSWER-----------------Limit your time of
exposure to radiation
Roentgen Equivalent Man (REM) takes into account the energy absorbed
(dose) and the biological effect on the body due to different types of
radiation. ---------CORRECT ANSWER-----------------True
Iological effects of acute radiation exposure may include which of the
following? ---------CORRECT ANSWER-----------------All answers are correct
Chronic effects of radiation exposure include which of the following? ---------
CORRECT ANSWER-----------------Cancer and cataracts
The acronym ALARA stands for which of the following? ---------CORRECT
ANSWER-----------------As low as reasonably achievable
,Three basic radiation principles used to reduce exposure to ionizing
radiation are ____. ---------CORRECT ANSWER-----------------Time,
distance, shielding
Radiation detection and monitoring is crucial for all of the reasons below
except which one? ---------CORRECT ANSWER-----------------Radiation can
be detected by the human nose (order)
Some atoms in nature occasionally split (fission) and give off radiation ------
---CORRECT ANSWER-----------------True
Radiation can be detected and measured with a great deal of precision. ----
-----CORRECT ANSWER-----------------True
A sheet of paper can block what type of radiation? ---------CORRECT
ANSWER-----------------Alpha
Protection from radiation does not include which of the following? ---------
CORRECT ANSWER-----------------Isotope half-life
Gamma and X radiation have a LET or QF of 1. ---------CORRECT
ANSWER-----------------True
Alpha particles have a QF of 20 and are considered as sever external
radiation hazards. ---------CORRECT ANSWER-----------------False
,If Level B PPE worn by a worker is contaminated with radiation material
that can not be decontaminated then the contaminated Level B PPE can be
used in future radiation jobs. ---------CORRECT ANSWER-----------------
False
A scintillation radiation instrument is used to detect which of the following
types of radiation? ---------CORRECT ANSWER-----------------X Rays
Electricity generation in the USA using nuclear power plants has provided
approximately which of the following percent of the net generation? ---------
CORRECT ANSWER-----------------20%
Which of the following is the correct inspection schedule for respirators? ----
-----CORRECT ANSWER-----------------Before and after each use
What precautionary measures should workers take when using a North
half-face air purifying respirator to reduce their risk of exposure? ---------
CORRECT ANSWER-----------------Remove contact lenses
Before a person wears any respirator on the work site, what must be done?
---------CORRECT ANSWER-----------------Have training on proper respirator
use
The two types of respirator fit testing are? ---------CORRECT ANSWER------
-----------Qualitative, quantitative
, The class of respiratory protection that is not recommended for use in
hazardous atmosphere containing less that 19.5% oxygen is which of the
following? ---------CORRECT ANSWER-----------------Air-purifying respirator
You must have an emergency pack of air when wearing a supplied air
respirator ---------CORRECT ANSWER-----------------True
Select the best answer relating to atmosphere supplied respirators. ---------
CORRECT ANSWER-----------------Atmosphere supplied respirators are the
best protection against IDLH respiratory hazards
What three variables must be identified before air-purifying respirators can
be considered for use? ---------CORRECT ANSWER-----------------Identity of
hazard, hazard concentration, oxygen content
In an atmosphere that is immediately dangerous to life and health, the best
respiratory protection is which of the following?! ---------CORRECT
ANSWER-----------------Self-contained, positive pressure demand breathing
apparatus
Only your lungs can be damaged when breathing toxic chemicals. ---------
CORRECT ANSWER-----------------False
It is acceptable to wear a dust mask as protection against spray paint
vapors. ---------CORRECT ANSWER-----------------False
AND CORRECT ANSWERS | VERIFIED ANSWERS |
LATEST VERSION | ALREADY GRADED A+ (JUST
RELEASED)
Which of the following forms of radiation will generally not penetrate intact
skin but can be a serious hazard if ingested or inhaled? ---------CORRECT
ANSWER-----------------Alpha
What can you do to protect yourself from Gamma ionizing radiation
exposure? ---------CORRECT ANSWER-----------------Limit your time of
exposure to radiation
Roentgen Equivalent Man (REM) takes into account the energy absorbed
(dose) and the biological effect on the body due to different types of
radiation. ---------CORRECT ANSWER-----------------True
Iological effects of acute radiation exposure may include which of the
following? ---------CORRECT ANSWER-----------------All answers are correct
Chronic effects of radiation exposure include which of the following? ---------
CORRECT ANSWER-----------------Cancer and cataracts
The acronym ALARA stands for which of the following? ---------CORRECT
ANSWER-----------------As low as reasonably achievable
,Three basic radiation principles used to reduce exposure to ionizing
radiation are ____. ---------CORRECT ANSWER-----------------Time,
distance, shielding
Radiation detection and monitoring is crucial for all of the reasons below
except which one? ---------CORRECT ANSWER-----------------Radiation can
be detected by the human nose (order)
Some atoms in nature occasionally split (fission) and give off radiation ------
---CORRECT ANSWER-----------------True
Radiation can be detected and measured with a great deal of precision. ----
-----CORRECT ANSWER-----------------True
A sheet of paper can block what type of radiation? ---------CORRECT
ANSWER-----------------Alpha
Protection from radiation does not include which of the following? ---------
CORRECT ANSWER-----------------Isotope half-life
Gamma and X radiation have a LET or QF of 1. ---------CORRECT
ANSWER-----------------True
Alpha particles have a QF of 20 and are considered as sever external
radiation hazards. ---------CORRECT ANSWER-----------------False
,If Level B PPE worn by a worker is contaminated with radiation material
that can not be decontaminated then the contaminated Level B PPE can be
used in future radiation jobs. ---------CORRECT ANSWER-----------------
False
A scintillation radiation instrument is used to detect which of the following
types of radiation? ---------CORRECT ANSWER-----------------X Rays
Electricity generation in the USA using nuclear power plants has provided
approximately which of the following percent of the net generation? ---------
CORRECT ANSWER-----------------20%
Which of the following is the correct inspection schedule for respirators? ----
-----CORRECT ANSWER-----------------Before and after each use
What precautionary measures should workers take when using a North
half-face air purifying respirator to reduce their risk of exposure? ---------
CORRECT ANSWER-----------------Remove contact lenses
Before a person wears any respirator on the work site, what must be done?
---------CORRECT ANSWER-----------------Have training on proper respirator
use
The two types of respirator fit testing are? ---------CORRECT ANSWER------
-----------Qualitative, quantitative
, The class of respiratory protection that is not recommended for use in
hazardous atmosphere containing less that 19.5% oxygen is which of the
following? ---------CORRECT ANSWER-----------------Air-purifying respirator
You must have an emergency pack of air when wearing a supplied air
respirator ---------CORRECT ANSWER-----------------True
Select the best answer relating to atmosphere supplied respirators. ---------
CORRECT ANSWER-----------------Atmosphere supplied respirators are the
best protection against IDLH respiratory hazards
What three variables must be identified before air-purifying respirators can
be considered for use? ---------CORRECT ANSWER-----------------Identity of
hazard, hazard concentration, oxygen content
In an atmosphere that is immediately dangerous to life and health, the best
respiratory protection is which of the following?! ---------CORRECT
ANSWER-----------------Self-contained, positive pressure demand breathing
apparatus
Only your lungs can be damaged when breathing toxic chemicals. ---------
CORRECT ANSWER-----------------False
It is acceptable to wear a dust mask as protection against spray paint
vapors. ---------CORRECT ANSWER-----------------False
