TCFP HAZMAT OPERATIONS TEST 200 QUESTIONS AND
CORRECT ANSWERS(VERIFIED ANSWERS)|AGRADE
Adsorption is the process of: - ANSWER: Adhering the contaminant to a surface
A tank carrier designed to haul various chemicals whose pressures are less than 40
PSI would be a: - ANSWER: MC 306/DOT 406
The immediate concern when dealing with combustible liquid spills is to: - ANSWER:
Prevent ignition of the fuel
The highest level of respiratory protection is needed but lesser chemical protection is
required for the skin best describes _______ protection. - ANSWER: Level B
Chemical Transportation Emergency Center (CHEMTREC) is able to provide
assistance to responders if: - ANSWER: The name of the shipper and manufacturer is
known
Determining whether a vapor will rise or fall is commonly referred to as: - ANSWER:
Vapor Density
The maximum hose length allowed by NIOSH when using an airline hose respirator is
______ feet. - ANSWER: 300
If a product with a vapor density of 1.6 escaped from its container, you would expect
the product to: - ANSWER: Collect in low-lying areas
Which resources are available for determining the concentrations of a released
hazardous material in an endangered area? - ANSWER: Monitoring equipment
should be utilized, keeping in mind that Haz-Mat technicians are needed to operate
this equipment.
Chemicals that ignite when combined create a(n) __________ reaction. - ANSWER:
Exothermic
The eight-step process recommended for assessing a hazardous materials incident
includes: - ANSWER: Hazard and Risk evaluation
What would be the likely result of allowing a contaminated individual to leave the
hot zone without being decontaminated? - ANSWER: The contaminates would likely
be transferred to other personal and equipment resulting in secondary
contamination.
When dealing with a Level III incident, it is expected that evacuation of people will
cover an area of. - ANSWER: Large scale evacuation.
, The minimum temperature to which a fuel in air must be heated to initiate self-
sustained combustion without initiation from an independent ignition source is best
described as: - ANSWER: Auto-ignition Temperature
Which DOT Hazard Class covers nerve agents used in chemical warfare? - ANSWER:
DOT 6.1
At a hazardous materials incident, the assistant safety officer directly reports to the:
- ANSWER: Safety Officer
Symptoms of heat ______ include little or no sweating; hot, dry, red skin, deep then
shallow breathing; and rapid pulse. - ANSWER: Stroke
To protect against radiological exposures a responder should: - ANSWER: Limit the
time spent in a radiation hazard area
A person who is repeatedly exposed to a chemical over a long period of time may
develop - ANSWER: Chronic health hazard
The first step or most important thing to accomplish upon arrival at a hazardous
materials or suspected hazardous materials incident is: - ANSWER: Isolation of the
area and prevention of entry
Control of the scene begins by isolating the site. The process for establishing initial
isolation distances can be found: - ANSWER: In the Emergency Response Guidebook
(ERG)
Beta particles can be described as: - ANSWER: Ionizing radiation like x-rays
What type of container is used to ship materials of radioactivity by air? - ANSWER:
Type A
The amount of an ingested substance that results in the death of 50 percent of the
test population best defines: - ANSWER: LD50
An MC 307/DOT 407 low-pressure chemical carrier is designed to carry chemicals
with pressures not to exceed _______ psi. - ANSWER: 35-40
caustic sodium hydroxide and potassium hydroxide are examples of: - ANSWER:
Bases
The temperature at which a liquid changes to a gas is best described as: - ANSWER:
The Boiling Point
The process by which a chemical enter a protective suit through openings in the
garment best describes: - ANSWER: Penetration
CORRECT ANSWERS(VERIFIED ANSWERS)|AGRADE
Adsorption is the process of: - ANSWER: Adhering the contaminant to a surface
A tank carrier designed to haul various chemicals whose pressures are less than 40
PSI would be a: - ANSWER: MC 306/DOT 406
The immediate concern when dealing with combustible liquid spills is to: - ANSWER:
Prevent ignition of the fuel
The highest level of respiratory protection is needed but lesser chemical protection is
required for the skin best describes _______ protection. - ANSWER: Level B
Chemical Transportation Emergency Center (CHEMTREC) is able to provide
assistance to responders if: - ANSWER: The name of the shipper and manufacturer is
known
Determining whether a vapor will rise or fall is commonly referred to as: - ANSWER:
Vapor Density
The maximum hose length allowed by NIOSH when using an airline hose respirator is
______ feet. - ANSWER: 300
If a product with a vapor density of 1.6 escaped from its container, you would expect
the product to: - ANSWER: Collect in low-lying areas
Which resources are available for determining the concentrations of a released
hazardous material in an endangered area? - ANSWER: Monitoring equipment
should be utilized, keeping in mind that Haz-Mat technicians are needed to operate
this equipment.
Chemicals that ignite when combined create a(n) __________ reaction. - ANSWER:
Exothermic
The eight-step process recommended for assessing a hazardous materials incident
includes: - ANSWER: Hazard and Risk evaluation
What would be the likely result of allowing a contaminated individual to leave the
hot zone without being decontaminated? - ANSWER: The contaminates would likely
be transferred to other personal and equipment resulting in secondary
contamination.
When dealing with a Level III incident, it is expected that evacuation of people will
cover an area of. - ANSWER: Large scale evacuation.
, The minimum temperature to which a fuel in air must be heated to initiate self-
sustained combustion without initiation from an independent ignition source is best
described as: - ANSWER: Auto-ignition Temperature
Which DOT Hazard Class covers nerve agents used in chemical warfare? - ANSWER:
DOT 6.1
At a hazardous materials incident, the assistant safety officer directly reports to the:
- ANSWER: Safety Officer
Symptoms of heat ______ include little or no sweating; hot, dry, red skin, deep then
shallow breathing; and rapid pulse. - ANSWER: Stroke
To protect against radiological exposures a responder should: - ANSWER: Limit the
time spent in a radiation hazard area
A person who is repeatedly exposed to a chemical over a long period of time may
develop - ANSWER: Chronic health hazard
The first step or most important thing to accomplish upon arrival at a hazardous
materials or suspected hazardous materials incident is: - ANSWER: Isolation of the
area and prevention of entry
Control of the scene begins by isolating the site. The process for establishing initial
isolation distances can be found: - ANSWER: In the Emergency Response Guidebook
(ERG)
Beta particles can be described as: - ANSWER: Ionizing radiation like x-rays
What type of container is used to ship materials of radioactivity by air? - ANSWER:
Type A
The amount of an ingested substance that results in the death of 50 percent of the
test population best defines: - ANSWER: LD50
An MC 307/DOT 407 low-pressure chemical carrier is designed to carry chemicals
with pressures not to exceed _______ psi. - ANSWER: 35-40
caustic sodium hydroxide and potassium hydroxide are examples of: - ANSWER:
Bases
The temperature at which a liquid changes to a gas is best described as: - ANSWER:
The Boiling Point
The process by which a chemical enter a protective suit through openings in the
garment best describes: - ANSWER: Penetration
