HAZWOPER FINAL EXAM Latest Update 2025- 2026 Exam 315 Questions with 100% Verified Correct Answers Guaranteed A+
. A toxic effect described as a severe injury by a one-time short exposure to a harmful
chemical is known as - CORRECT ANSWER: Acute
. According to OSHA, employees who are required to wear respirators should have a
medical evaluation prior to using a respirator.! - CORRECT ANSWER: True
"Overpacking" is a term used to describe the act of which of the following? - CORRECT
ANSWER: Placing one drum inside another
- The NFPA 704-M system (hazard diamonds) identifies the hazards of materials in
terms of____ excluding the 4th category. - CORRECT ANSWER: Reactivity, health and flammability
- Which of the following is the correct inspection schedule for respirators? - CORRECT
ANSWER: Before and after each use
A Carcinogen can cause which of the following? - CORRECT ANSWER: Cancer
A change in weather will not affect the hazards at a work site. - CORRECT ANSWER: False
A chemical that deprives the victim's tissues of oxygen is which of the following? -
CORRECT ANSWER: Asphyxiate
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A COLIWASA is a devise used to collect a sample of hazardous wastes, liquids, slurry-
type sludge's and semi-solids from drums. - CORRECT ANSWER: True
A competent person must have specific training, must be capable of identifying hazards, and authorized to immediately eliminate hazards and must have the authority to take
appropriate corrective actions. - CORRECT ANSWER: True
A correctly designed Health and Safety Plan provides procedures for the selection of PPE or a combination of PPE components (respirator & canister, gloves, clothing, etc.)
that will protect the wearer ___. - CORRECT ANSWER: Against specific agents as
determined for a definite job
A cryogen can cause which of the following? - CORRECT ANSWER: Freeze the skin on contact
A decontamination plan will have which of the following elements? - CORRECT ANSWER: Methods and procedures, type of decon station, disposal methods, written plan
A direct reading instrument provides a reading based on which of the following? -
CORRECT ANSWER: Current real time conditions
A hazard is defined as which of the following? - CORRECT ANSWER: The capability of something causing you harm
A hazardous waste site plan should be ____ in order to make sure the procedures will
work in an emergency. - CORRECT ANSWER: Practiced
A Job Hazard Analysis is performed to determine which of the following? - CORRECT
ANSWER: Unsafe worker conditions
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A low pressure warning alarm sounds on a SCBA unit, what should the worker do? -
CORRECT ANSWER: Signal your partner and get out of the hazard area as soon as
possible
A Mutagen can cause which of the following? - CORRECT ANSWER: Damage to
Genes in sperm and egg cells
A permit required confined space has all the following characteristics except? -
CORRECT ANSWER: No occupational hazards are present
A permit-required confined space has which of the following? - CORRECT ANSWER:
Oxygen levels below 19.5%, A hazardous atmosphere, flammable atmosphere, IDLH atmosphere
A person's eyes are better protected by which of the following respirators? - CORRECT
ANSWER: Full face
A Potentiation Effect is defined as which of the following? - CORRECT ANSWER: In some cases, a chemical without any known toxic effect may act together with a known toxic substance to make the toxic substance even more potent and more dangerous
A primary hazard that kills or injuries most workers in excavation work is ___. -
CORRECT ANSWER: Cave-ins
A primary purpose of a CGI is to detect which of the following? - CORRECT ANSWER: Flammable atmospheres
A respirator fit check consisting of covering the cartridge openings and inhaling for 5 to 10 seconds to feel the mask pulling snugly against the face is called a negative
pressure fit check. - CORRECT ANSWER: True
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A Responder's PPE apparel may become contaminated while working at a hazardous substance incident by which of the following? - CORRECT ANSWER: All of the answers are correct
A responsibility of a competent person does not include being present when workers are
in a trench. - CORRECT ANSWER: False
A Safety Data Sheet (SDS) ____. - CORRECT ANSWER: Must be provided for
chemicals used at a facility
A sample is considered not to be in a person's custody if it is: - CORRECT ANSWER: Out of view and unsecure
A sampling plan for chemical sampling requires that all of the following things are
considered except which of the following? - CORRECT ANSWER: How to track
sampling data
A sampling plan has all of the following elements except for which of the following? -
CORRECT ANSWER: Emergency spill response information
A scintillation radiation instrument is used to detect which of the following types of
radiation? - CORRECT ANSWER: X Rays
A Sensitizer can cause which of the following? - CORRECT ANSWER: Allergic-like
responses
A sheet of paper can block what type of radiation? - CORRECT ANSWER: Alpha
A split spoon sampler is generally used to sample liquids - CORRECT ANSWER: False
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