COMPREHENSIVE EXAMINATION TEST
2026 FULL QUESTIONS AND ANSWERS
HIGH SCORE SET
◉ Isolate the area. Answer: One of the roles of the first responder at
the awareness level during a Hazmat incident is to:
◉ Ensuring their own safety while operating at the scene. Answer:
What is the first priority for all responders?
◉ Isolating the hazard area and denying entry. Answer: The steps
that are taken to preserve the health and safety of emergency
responders and the public during an incident involving releases of
hazardous materials are:
◉ All of the above (Separating people from the problem, denying
entry to the scene, and establishing a command post). Answer: The
"Isolate" function includes:
◉ Chronic health problems. Answer: A person who is repeatedly
exposed to a chemical over a long period of time may develop:
,◉ Alpha. Answer: The radiation that is least dangerous as a threat to
external portions of the body but is very dangerous or inhaled is:
◉ Nerve agent. Answer: You respond to a possible Weapons of Mass
Destruction event with victims with pinpoint pupils and twitchy
muscles. You suspect they were exposed to a:
◉ Toxic. Answer: A poison that can be harmful if inhaled, swallowed,
absorbed, or introduced into the body is:
◉ LD50. Answer: The amount of an ingested or injected substance
that results in the death of 50 percent of the test population is:
◉ Asphyxiants. Answer: ______ interfere with oxygen exchange
during normal respiration:
◉ Autoignition temperature. Answer: The minimum temperature to
which a fuel in air must be heated to initiate self-sustained
combustion is:
◉ Specific gravity. Answer: ______ is the ratio of the weight of a
volume of liquid to the weight of an equal volume of water
, ◉ Simple. Answer: Gases that displace oxygen, such as carbon
dioxide and nitrogen, are examples of _______ asphyxiants
◉ Anthrax. Answer: Which is recognized as a biological agent?
◉ Sink. Answer: Chemicals with specific gravities greater than one
tend to:
◉ Chronic health hazards. Answer: Carcinogens, mutagens, and
teratogens are permanent and irreversible conditions known as:
◉ Persistence. Answer: The ____ of a chemical is its ability to remain
in the environment
◉ Gamma. Answer: _____ rays are the most dangerous type of
radiation
◉ Bases. Answer: Caustic sodium hydroxide and potassium
hydroxide are examples of:
◉ Carbon monoxide. Answer: One of the most common products of
combustion encountered in structure fires is: