AWARENESS/OPS TEST 2026/2027
GRADED A+
What is the primary responsibility of a first responder at the scene of a hazardous
materials incident?
A) Contain the spill
B) Identify the chemical
C) Protect life and property
D) Decontaminate victims
Answer C
According to the TCFP and current consensus standards (such as NFPA 470),
which level of PPE provides the highest level of respiratory and skin protection?
A) Level D
B) Level C
C) Level B
D) Level A
Answer D
What does the acronym DOT stand for in relation to hazardous materials
transportation?
A) Department of Occupational Toxicity
B) Department of Transportation
,C) Division of Oil and Tar
D) Directorate of Transit
Answer B
A material with a specific gravity of 0.85 is placed into a container of water. What
will the material do?
A) Sink to the bottom
B) Dissolve rapidly
C) Float on top of the water
D) Remain suspended in the middle
Answer C
Which of the following is considered a "weapon of mass destruction" (WMD)?
A) A roadside improvised explosive device (IED)
B) A large-scale accidental release of chlorine
C) A deliberate release of sarin nerve agent in a subway
D) Both A and C
Answer D
In the Emergency Response Guidebook (ERG), where would you find the 3-digit
guide number for a specific chemical if you only know its UN/NA identification
number?
A) White pages
B) Yellow pages
C) Blue pages
D) Green pages
Answer B
What is the definition of the "Flammable Range" (also known as the explosive
range)?
, A) The temperature at which a liquid gives off enough vapor to ignite
B) The percentage of a substance in air that will sustain combustion
C) The minimum concentration of vapor that will ignite
D) The maximum concentration of vapor that will ignite
Answer B
The NFPA 704 placard is a square-on-point diamond divided into four color-coded
sections. What does the blue section represent?
A) Flammability
B) Health hazard
C) Reactivity
D) Specific hazard
Answer B
At a HazMat incident, what is the primary purpose of establishing isolation zones?
A) To keep the media away from the scene
B) To protect people, the environment, and property from the hazardous material
C) To provide a clear path for incoming apparatus
D) To establish a location for the incident commander
Answer B
If a chemical has a vapor density of 1.5, where will the vapors generally
accumulate in a still-air environment?
A) At ceiling level
B) At mid-room level
C) At floor level and low-lying areas
D) Vapors will disperse evenly throughout the room
Answer C