At Hazmat Incidents Response Models Are Used To
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The US&R designated signal that consists of one long and one short blast means:
Resume Operations.
At hazmat incidents, response models are used to:
simplify the problem-solving process.
A leak from a domestic natural gas line on the consumer side of the meter is generally considered a:
Level I incident.
What should an Awareness level responder do if terrorist or criminal activity is suspected?
Notify law enforcement
If you smell freshly cut hay in an urban setting, you should suspect the presence of:
phosgene, a choking agent.
Which question would be most helpful for emergency responders to consider?
How much time has elapsed since the incident began?
Unusually colored smoke or flames combined with unusually fast burning fires may indicate:
an explosive device.
What aspect of evaluating progress deals with returning the incident scene and responders to a preincident level of readiness?
Recovery
Nonintervention operations, or not taking any direct action at an incident, is:
the only safe strategy in many types of incidents.
Which type of biological agent can only replicate inside a host's living cells and does not respond to antibiotics?
Viruses
What type of incident requires Unified Command?
Level III
What should you do if you encounter a suspected illicit lab?
Get out and report it to authorities immediately.
When protecting the public at an incident, if there is enough time, the best protective action generally is:
evacuation.
What is one of the greatest barriers to maintaining situational awareness on scene?
Competing priorities
Aged chemicals:
may become unstable.
An electromagnetic pulse may indicate a:
nuclear attack.
An industrial chemical that is toxic at a certain concentration and is produced in quantities exceeding 30 tons (30.5 tonnes) per year at one facility is called a(an):
toxic industrial material (TIM).
Like size-up, hazard and risk assessment is:
a continual evaluation.
After the material has been identified, written references such as safety data sheets (SDSs) will likely be used to determine:
health and physical hazards presented by the material.
What type of occupancy is MOST likely to be targeted by terrorists?
An airport
What is a likely result of following predetermined procedures at emergency incidents?
Effective command and control
Decontamination usually takes place within the:
warm zone.
Action planning starts with identifying the:
response objective (strategy) to achieve a solution to the confronted problems.
How do blood agents cause harm?
They interfere with the body's ability to use oxygen.
Universal precautions are meant to protect against:
biological agents.
Hazard and risk assessment starts:
during pre-incident planning.
Which of the following is MOST likely to be a hazard at an illegal hazmat dump?
Unlabeled and/or mixed chemicals
What should you do if you spot or suspect a booby trap or secondary device?
Contact bomb squad personnel
Which statement about product identification and risk-based response is most accurate?
Risk-based response should be implemented for all hazardous materials incidents.
Which statement best describes the three modes of operation?
The mode of operation may change during the course of an incident.
What kind of explosives are usually used as detonators because they are easily initiated and highly sensitive to heat?
Primary
First responders without Mission-Specific training can conduct rescue operations without risk of contamination such as:
moving victims to a safe place.
Equipping responders with the critical information that is needed to make good decisions, while not overwhelming them with nice-to-know information is the key to:
risk-based response.
An effective strategy to protect first responders at hazmat incidents is:
time, distance, and shielding.
Which service will an emergency response center provide for first responders?
Provide immediate technical assistance to the caller
Which might suggest an illicit lab?
Unusual odors in unexpected places such as hotel rooms
If you suspect a suicide bomber, what is the first priority?
Clear and isolate the area.
Any device (other than a nuclear explosive device), specifically designed to disseminate radioactive material to cause destruction, damage, or injury, is called a:
radiological-dispersal device (RDD).
A personnel tracking and accountability system must include:
a way of identifying and tracking the location of each unit and all personnel on scene.
What information should be provided to responders before they leave the scene?
Signs and symptoms of an exposure
Which is a common response objective at a hazardous materials incident?
Crime scene and evidence preservation
A Level II incident:
is beyond the capabilities of the first responders on the scene.
Nerve agents:
are liquids at ambient temperatures.
Who is responsible for developing the Incident Action Plan at a hazardous materials incident?
Incident Commander
What procedural action of the termination phase compiles the information obtained from the debriefings, postincident reports, and critiques to identify trends regarding operational strengths and weaknesses?
Postincident analysis
What types of explosives commonly take the form of a white crystal or powder that must be mixed with a fuel source?
Chlorate-based
Unexplained patterns or sudden onset of similar, nontraumatic and noninfectious illnesses or death may indicate a possible _____ attack.
chemical
What separates terrorist tactics from legitimate activities?
The decision to engage in criminal, intimidating activities
The boundary established to prevent unauthorized access to and egress from the scene is called the:
isolation perimeter.
Which category of chemical agents may be sold legally as personal defense devices?
Riot control agents
What type of explosives are nonmilitary first responders MOST likely to encounter?
Improvised explosive materials
The buddy system's primary benefit is to:
provide rapid help if there is an emergency.
In which hazard-control zone are workers not required to wear PPE because the zone is considered safe?
Cold zone
Indicators of a package or letter bomb include:
mail that shows oily stains or discoloration.
Which statement best describes an incident action plan (IAP)?
A well-thought-out, organized course of events developed to address all phases of incident control within a specified time
Defensive operations are those in which:
responders seek to confine the emergency to a given area without directly contacting the hazardous material.
Which responder will need to develop and implement an incident action plan (IAP)?
A first responder assuming the role of IC
When might the IC decide not to protect property or the environment at a hazmat incident?
When doing so would pose a risk to life safety
An infectious disease that can spread rapidly from person to person is:
contagious.
When are response tactics developed?
After response strategies are in place
What organization heads U.S. government agencies in investigating and attempting to prevent terrorist attacks on U.S. soil?
FBI
Orphaned hazardous materials may be an issue during terrorist attacks and:
natural disasters.
What is an indicator to withdraw immediately?
A sudden change in pressure
Which protective action involves directing people to go quickly inside or to stay inside a room or a building and remain inside until danger passes?
Shelter in place
To help preserve evidence and assist law enforcement, first responders should:
take photographs and videos of the scene.
Offensive operations are:
sometimes beyond the scope of responsibilities of first responders and require highly trained personnel.
Why is it important to stop potentially contaminated individuals or animals from leaving the scene of a hazmat incident?
To stop the spread of hazardous materials
Attempts to confine a hazardous material that has been released from its container are called _____ strategies.
defensive
Why is it so difficult to trace the source of a biological attack?
There may be a delay of weeks before someone becomes ill.
Which of the following is an example of a response model?
APIE
Multiple hot zones or a very large hot zone may be required at an incident with:
multiple devices or release points.
Who should move, defuse, or handle explosive devices?
Only a certified, trained bomb technician
Which mode of disease transmission has the potential to infect a large number of people quickly?
Airborne
If terrorist activity is suspected at an incident, first responders must immediately:
notify law enforcement.
Assessing the incident's conditions to recognize cues that indicate problems or potential problems is called:
size-up.
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