OSHA 30 quiz questions
Why must employers conduct evaluations of the workplace? - answer To ensure that
respirators are properly cleaned, stored, and repaired.
B. To ensure that employees are properly using respiratory protection.
C. To find ineffective procedures that need to be changed in the current written
program.
Which of the following would be considered safe respirator practice(s)? - answer
Which of the following are forms of contaminants? - answer Dusts created by grinding,
sanding, or drilling a larger material.
B. Fumes created when solids are vaporized at high temperatures, and then condense.
C. Mists created when liquids are boiled, mixed, sprayed, or plated.
To select a proper respirator, you should consider: - answer How long the worker will be
in the contaminated environment.
B. The oxygen level in the atmosphere.
C. The type of contaminant in the atmosphere.
What is the quickest way a contaminant can enter your body? - answer lungs
An atmosphere-supplying respirator should be used when: - answerThe concentration
of airborne contaminants is IDLH.
B. You do not know the exact nature or toxicity of the contaminant.
C. The oxygen level in the atmosphere is below 19.5%.
A good fit of the respirator facepiece: - answerA. Is one where the nose is not pinched.
B. Is a secure and comfortable one.
C. Is one where the user can move his or her head and talk without interfering with the
fit.
One of the drawbacks of self-contained breathing apparatus (SCBA) is that: -
answerYou must carefully monitor the time because there is a limited supply of air in the
tank
True or False: It is not always the length of time you are exposed to a contaminant, but
the concentration or toxicity of the contaminant that determines the hazard. This means
that in some cases you could immediately be in danger with even a small leak. -
answerTrue
A visual inspection and seal check should be performed before every use because: -
answerA. The facepiece, breathing tubes, or air hoses can deteriorate.
, B. Valves may loosen.
C. Frequent cleaning could break down the rubber parts on the facepiece.
Which is the correct order in which your employer should try to reduce levels of airborne
crystalline silica in your workplace? - answerSilica substitutes, employ engineering
controls, institute work practice controls, require PPE
Which of the following construction workers are at risk for lead exposure? - answerAll of
the these (plumbers, welders, painters)
Inhaling crystalline silica can cause a person to suffer from which disease? -
answerSilicosis
Who should certify the respirators you use at work? - answerNIOSH
Lead can be found in which of the following construction materials? - answerAll of these
( Solder for plumbing, Paints, especially old paints, Roofing materials)
Which of the following construction activities is the least likely to create airborne
crystalline silica? - answerLeveling
At which level of airborne lead exposure should an employer begin a lead-awareness
training program and blood testing for lead levels? - answerAL
How does lead affect children? - answerIt affects children even more severely than it
affects adults.
At which level of airborne lead exposure should an employer begin engineering
controls, work practice controls, and/or the use of respirators to lower employee
exposure to airborne lead? - answerPEL
When is silica especially hazardous to construction workers? - answerWhen silica is in
crystal form and carried in dust, it is especially hazardous to construction workers.
When should a worker avoid using wet methods or wetting agents to control the
hazards posed by asbestos? - answerWet methods, or wetting agents, should be used
to limit employee exposure to asbestos unless these techniques create an electrical
hazard.
If you receive a medical exam as a result of asbestos exposure, what areas of your
body should you expect the physician to focus on? - answerPulmonary system
According to the Centers for Disease Control, a study of deaths that occurred from 1990
through 1999 caused by asbestosis, the industry most often recorded on the death
certificate was: - answerConstruction
Why must employers conduct evaluations of the workplace? - answer To ensure that
respirators are properly cleaned, stored, and repaired.
B. To ensure that employees are properly using respiratory protection.
C. To find ineffective procedures that need to be changed in the current written
program.
Which of the following would be considered safe respirator practice(s)? - answer
Which of the following are forms of contaminants? - answer Dusts created by grinding,
sanding, or drilling a larger material.
B. Fumes created when solids are vaporized at high temperatures, and then condense.
C. Mists created when liquids are boiled, mixed, sprayed, or plated.
To select a proper respirator, you should consider: - answer How long the worker will be
in the contaminated environment.
B. The oxygen level in the atmosphere.
C. The type of contaminant in the atmosphere.
What is the quickest way a contaminant can enter your body? - answer lungs
An atmosphere-supplying respirator should be used when: - answerThe concentration
of airborne contaminants is IDLH.
B. You do not know the exact nature or toxicity of the contaminant.
C. The oxygen level in the atmosphere is below 19.5%.
A good fit of the respirator facepiece: - answerA. Is one where the nose is not pinched.
B. Is a secure and comfortable one.
C. Is one where the user can move his or her head and talk without interfering with the
fit.
One of the drawbacks of self-contained breathing apparatus (SCBA) is that: -
answerYou must carefully monitor the time because there is a limited supply of air in the
tank
True or False: It is not always the length of time you are exposed to a contaminant, but
the concentration or toxicity of the contaminant that determines the hazard. This means
that in some cases you could immediately be in danger with even a small leak. -
answerTrue
A visual inspection and seal check should be performed before every use because: -
answerA. The facepiece, breathing tubes, or air hoses can deteriorate.
, B. Valves may loosen.
C. Frequent cleaning could break down the rubber parts on the facepiece.
Which is the correct order in which your employer should try to reduce levels of airborne
crystalline silica in your workplace? - answerSilica substitutes, employ engineering
controls, institute work practice controls, require PPE
Which of the following construction workers are at risk for lead exposure? - answerAll of
the these (plumbers, welders, painters)
Inhaling crystalline silica can cause a person to suffer from which disease? -
answerSilicosis
Who should certify the respirators you use at work? - answerNIOSH
Lead can be found in which of the following construction materials? - answerAll of these
( Solder for plumbing, Paints, especially old paints, Roofing materials)
Which of the following construction activities is the least likely to create airborne
crystalline silica? - answerLeveling
At which level of airborne lead exposure should an employer begin a lead-awareness
training program and blood testing for lead levels? - answerAL
How does lead affect children? - answerIt affects children even more severely than it
affects adults.
At which level of airborne lead exposure should an employer begin engineering
controls, work practice controls, and/or the use of respirators to lower employee
exposure to airborne lead? - answerPEL
When is silica especially hazardous to construction workers? - answerWhen silica is in
crystal form and carried in dust, it is especially hazardous to construction workers.
When should a worker avoid using wet methods or wetting agents to control the
hazards posed by asbestos? - answerWet methods, or wetting agents, should be used
to limit employee exposure to asbestos unless these techniques create an electrical
hazard.
If you receive a medical exam as a result of asbestos exposure, what areas of your
body should you expect the physician to focus on? - answerPulmonary system
According to the Centers for Disease Control, a study of deaths that occurred from 1990
through 1999 caused by asbestosis, the industry most often recorded on the death
certificate was: - answerConstruction
