HAZMAT OPS State Test Ques ons and answers Newest
RATED A+ 2025/2026 UPDATED
1. What describes the nature of a material and the behaviors and interac ons that occur at a
molecular level?
A. Physical proper es
B. Covalent proper es
C. Chemical proper es
D. Mechanical proper es - Correct Answers C: Chemicial Proper es
2. During rescue opera ons, ______ will perform the actual search, rescue and removal of
vic ms from the hazardous area.
A. The unit leader
B. Medical responders
C. Entry team members
D. Backup team members - Correct Answers C: Entry team members
3. Who must operate under the guidance of a hazmat technician, SOP/G or an allied
professional when conduc ng technical decontamina on?
A. Ambulatory vic ms
B. Technical level responders
C. Opera ons level responders
D. Responders being contaminated - Correct Answers C: Opera ons level responders
,4. During technical decontamina on opera ons, ______ typically perform such du es as se2ng
up the decon corridor, assis ng in doffing of PPE, and performing physical decontamina on
ac vi es.
A. Allied professional specialists
B. Awareness Level responders
C. Opera ons Level Responders
D. Hazardous Materials Technicians - Correct Answers C: Opera ons level responders
5. Responders can use potassium iodide (KI) starch paper to test:
A. The pH of unknown chemicals.
B. The concentra on of toxic materials.
C. The oxidizing poten al of unknown chemicals.
D. For presence of fluoride ions and gaseous hydrogen fluoride. - Correct Answers A: the pH of
unknown chemicals
6. Dome roof tanks, spheroid tanks, and noded spheroid tanks are types of ______ bulk facility
storage tanks.
A. Atmospheric
B. Floa ng Roof
C. Low Pressure
D. Cryogenic Liquid - Correct Answers C: Low Pressure
7. Where can responders typically find emergency shutoff devices on corrosive liquid tanks
(MC/DOT 312)?
A. In the control box under the tank.
,B. In the loading/unloading area near valves and piping.
C. Behind the driver's side cab and on the leD rear corner.
D. Corrosive liquid tanks do NOT typically have emergency shutoff devices. - Correct Answers
D: Corrosive liquid tanks do NOT typically have emergency shutoff devices
8. What will provide the scene control required at hazmat and terrorist incidents to prevent
interference by unauthorized persons, minimize contamina on, and help ensure accountability
of all personnel?
A. Areas of safe refuge.
B. Hazard control zones.
C. Decontamina on corridors.
D. Personnel-tracking systems. - Correct Answers B: Hazard control zones
9. What assistance can be provided by Disaster Medical Assistance Teams (DMAT)?
A. Provide emergency medical care during a disaster or other event.
B. Provide technical assistance and personnel to recover, iden ty, and process deceased vic ms.
C. Manage large and/or complex incidents by providing full logis cal support for receiving and
distribu on centers.
D. Locate and extract vic ms from a contaminated environment, perform mass pa ent/casualty
decontamina on, and provide treatment as necessary to stabilize pa ents for evacua on. -
Correct Answers A: Provide emergency medical care during a disaster of other event
Under NIMS-ICS Command organiza on, the Safety Officer:
A. Must be trained to the Hazardous Materials Technician level at all incidents.
B. Is responsible for iden fying the materials or condi ons involved in the incident.
, C. May exercise emergency authority to stop or prevent unsafe acts when immediate ac on is
required.
D. Must implement a site security and control plan to limit the number of personnel opera ng
in control zone. - Correct Answers C. May exercise emergency authority to stop or prevent
unsafe acts when immediate ac on is required.
At large hazardous materials incidents, what sec on of NIMS-ICS gathers, assimilates, analyzes,
and processes informa on needed for effec ve decision making.
A. Planning
B. Logis cs
C. Opera ons
D. Intelligence and Informa on - Correct Answers A: Planning
Which statement about transferring command is accurate?
A. The person assuming command must conduct their own size-up to gain as clear of a picture
of the situa on as possible.
B. Command can be transferred face-to face over the radio, but only to someone within the IC's
company, organiza on, or agency.
C. Before transferring command, the IC must ensure that the new IC is both capable of assuming
command and willing to accept command.
D. Command may be transferred only once, as an incident grows larger, the IC may need to
delegate tasks to experienced assistants to help bring the situa on under control. - Correct
Answers C: Before transferring command, the IC must ensure that the new IC is both capable
of assuming command and willing to accept command.
What detec on and monitoring equipment is used to detect corrosive materials?
A. Gas-filled detectors
RATED A+ 2025/2026 UPDATED
1. What describes the nature of a material and the behaviors and interac ons that occur at a
molecular level?
A. Physical proper es
B. Covalent proper es
C. Chemical proper es
D. Mechanical proper es - Correct Answers C: Chemicial Proper es
2. During rescue opera ons, ______ will perform the actual search, rescue and removal of
vic ms from the hazardous area.
A. The unit leader
B. Medical responders
C. Entry team members
D. Backup team members - Correct Answers C: Entry team members
3. Who must operate under the guidance of a hazmat technician, SOP/G or an allied
professional when conduc ng technical decontamina on?
A. Ambulatory vic ms
B. Technical level responders
C. Opera ons level responders
D. Responders being contaminated - Correct Answers C: Opera ons level responders
,4. During technical decontamina on opera ons, ______ typically perform such du es as se2ng
up the decon corridor, assis ng in doffing of PPE, and performing physical decontamina on
ac vi es.
A. Allied professional specialists
B. Awareness Level responders
C. Opera ons Level Responders
D. Hazardous Materials Technicians - Correct Answers C: Opera ons level responders
5. Responders can use potassium iodide (KI) starch paper to test:
A. The pH of unknown chemicals.
B. The concentra on of toxic materials.
C. The oxidizing poten al of unknown chemicals.
D. For presence of fluoride ions and gaseous hydrogen fluoride. - Correct Answers A: the pH of
unknown chemicals
6. Dome roof tanks, spheroid tanks, and noded spheroid tanks are types of ______ bulk facility
storage tanks.
A. Atmospheric
B. Floa ng Roof
C. Low Pressure
D. Cryogenic Liquid - Correct Answers C: Low Pressure
7. Where can responders typically find emergency shutoff devices on corrosive liquid tanks
(MC/DOT 312)?
A. In the control box under the tank.
,B. In the loading/unloading area near valves and piping.
C. Behind the driver's side cab and on the leD rear corner.
D. Corrosive liquid tanks do NOT typically have emergency shutoff devices. - Correct Answers
D: Corrosive liquid tanks do NOT typically have emergency shutoff devices
8. What will provide the scene control required at hazmat and terrorist incidents to prevent
interference by unauthorized persons, minimize contamina on, and help ensure accountability
of all personnel?
A. Areas of safe refuge.
B. Hazard control zones.
C. Decontamina on corridors.
D. Personnel-tracking systems. - Correct Answers B: Hazard control zones
9. What assistance can be provided by Disaster Medical Assistance Teams (DMAT)?
A. Provide emergency medical care during a disaster or other event.
B. Provide technical assistance and personnel to recover, iden ty, and process deceased vic ms.
C. Manage large and/or complex incidents by providing full logis cal support for receiving and
distribu on centers.
D. Locate and extract vic ms from a contaminated environment, perform mass pa ent/casualty
decontamina on, and provide treatment as necessary to stabilize pa ents for evacua on. -
Correct Answers A: Provide emergency medical care during a disaster of other event
Under NIMS-ICS Command organiza on, the Safety Officer:
A. Must be trained to the Hazardous Materials Technician level at all incidents.
B. Is responsible for iden fying the materials or condi ons involved in the incident.
, C. May exercise emergency authority to stop or prevent unsafe acts when immediate ac on is
required.
D. Must implement a site security and control plan to limit the number of personnel opera ng
in control zone. - Correct Answers C. May exercise emergency authority to stop or prevent
unsafe acts when immediate ac on is required.
At large hazardous materials incidents, what sec on of NIMS-ICS gathers, assimilates, analyzes,
and processes informa on needed for effec ve decision making.
A. Planning
B. Logis cs
C. Opera ons
D. Intelligence and Informa on - Correct Answers A: Planning
Which statement about transferring command is accurate?
A. The person assuming command must conduct their own size-up to gain as clear of a picture
of the situa on as possible.
B. Command can be transferred face-to face over the radio, but only to someone within the IC's
company, organiza on, or agency.
C. Before transferring command, the IC must ensure that the new IC is both capable of assuming
command and willing to accept command.
D. Command may be transferred only once, as an incident grows larger, the IC may need to
delegate tasks to experienced assistants to help bring the situa on under control. - Correct
Answers C: Before transferring command, the IC must ensure that the new IC is both capable
of assuming command and willing to accept command.
What detec on and monitoring equipment is used to detect corrosive materials?
A. Gas-filled detectors
