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FIREFIGHTER HAZMAT OPS EXAM
ACTUAL EXAM 2024 | ALL EXAM
QUESTIONS AND CORRECT
ANSWERS | ALREADY GRADED A+ |
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Which of the following is a primary responsibility of the Awareness-Level first responder? A. Implementing a plan of action B. Beginning offensive actions at the incident C. Analyzing an incident to determine the extent of potential harm D. Recognizing the presence or potential presence of a hazardous material ----- CORRECT ANSWER------------------Recognizing the presence or potential presence of a hazardous material Which NFPA standard specifies competencies Awareness-Level first responders must meet? A. NFPA 272 B. NFPA 472 C. NFPA 1002 D. NFPA 1600 -----CORRECT ANSWER------------------NFPA 472 Which of the following refers to the process of taking in materials by breathing through the nose or mouth? A. Absorption B. Ingestion C. Inhalation D. Penetration -----CORRECT ANSWER------------------Inhalation Which of the following would be a potential ignition source in an explosive atmosphere? A. Using bells or whistles B. Operating a radio
C. Touching metal surfaces D. Donning/doffing SCBA -----CORRECT ANSWER------------------Operating a radio Which of the following are the three states that hazardous materials may occur in? A. Gas, liquid, solid B. Stable, unstable, neutral C. Vapor, smoke, steam D. Flammable, nonflammable, combination -----CORRECT ANSWER------------------Gas, liquid, solid Malaria is what type of hazard? A. Etiological B. Chemical C. Thermal D. Radiological -----CORRECT ANSWER------------------Etiological What type of hazard are striking injuries that are the result of a BLEVE? A. Thermal B. Etiological C. Mechanical D. Chemical -----CORRECT ANSWER------------------Mechanical Which of the following DOT placard color codes refers to health hazards? A. White B. Green C. Blue D. Yellow -----CORRECT ANSWER------------------White Which of the following DOT placard color codes refers to oxidizer hazards? A. Green B. Blue C. Orange D. Yellow -----CORRECT ANSWER------------------Yellow
D. Yellow -----CORRECT ANSWER------------------Yellow Which of the following entries on shipping papers would indicate the presence of hazardous materials? A. Receiver's name and address B. Shipper's name and address C. Gross weight of material shipped D. UN/NA identification number -----CORRECT ANSWER------------------UN/NA identification number Which of the following is the shipping paper name for highway transport? A. Air bill B. Bill of lading C. Waybill/consist D. Dangerous cargo manifest -----CORRECT ANSWER------------------Bill of lading What section of the MSDS would contain information on emergency and first-aid procedures? A. Control Measures B. Reactivity Data C. Hazardous Ingredients D. Health Hazard Data -----CORRECT ANSWER------------------Health Hazard Data Which of the following pages in the ERG index hazardous materials in numerical order of their 4-digit ID numbers? A. Yellow-bordered pages B. Blue-bordered pages C. Orange-bordered pages D. Green-bordered pages -----CORRECT ANSWER------------------Yellow-bordered pages Which of the following pages in the ERG alphabetically index hazardous materials by name? A. Yellow-bordered pages B. Blue-bordered pages C. Orange-bordered pages
D. Green-bordered pages -----CORRECT ANSWER------------------Blue-bordered pages Which of the following pages in the ERG provide safety recommendations and general hazard information? A. Yellow-bordered pages B. Blue-bordered pages C. Orange-bordered pages D. Green-bordered pages -----CORRECT ANSWER------------------Orange-bordered pages Which of the following sections in the Initial Action Guides provides the type of protective clothing and respiratory protection that should be worn? A. Potential Hazards section B. Public Safety section C. Emergency Response section D. Initial Isolation section -----CORRECT ANSWER------------------Public Safety section Which of the following pages in the ERG list TIH materials by ID number? A. Yellow-bordered pages B. Blue-bordered pages C. Orange-bordered pages D. Green-bordered pages -----CORRECT ANSWER------------------Green-bordered pages Which of the following sections in the Initial Action Guides outlines special precautions for incidents that involve fire, spill, or chemical exposure? A. Potential Hazards section B. Public Safety section C. Emergency Response section D. Initial Isolation section -----CORRECT ANSWER------------------Emergency Response section Which of the following is not a method for determining the ERG page for a hazardous material? A. Using the numerical index for UN/NA ID numbers B. Using the alphabetical index for chemical names
B. Warm zone C. Cold zone D. Buffer zone -----CORRECT ANSWER------------------Cold zone Which of the following statements about Awareness-Level notification is true? A. It may be as simple as dialing 911. B. It requires contacting an emergency response center. C. It requires first contacting an immediate supervisor. D. It requires waiting for additional emergency response before calling. -----CORRECT ANSWER------------------It may be as simple as dialing 911. Which of the following would be an Awareness-Level rescue action? A. Providing medical care to contaminated victims B. Assisting in decontamination of victims C. Directing people to an area of safe refuge D. Assisting in removing victims from the hot zone -----CORRECT ANSWER--------------- ---Directing people to an area of safe refuge Why is it important for first responders to preserve evidence? A. So criminals can identify their belongings B. So investigators can identify and successfully prosecute the guilty parties C. So media have access to an undisturbed crime scene D. So law enforcement can auction off any valuables taken from the scene ----- CORRECT ANSWER------------------So investigators can identify and successfully prosecute the guilty parties In order to perform an evacuation, which of the following must there be enough time for? A. To warn people B. To reschedule public events C. To complete the business workday D. To reroute public transportation -----CORRECT ANSWER------------------To warn people When might sheltering in place not be the best option? A. The material is too toxic to risk any exposure
B. Vapors or gases are explosive C. The population is unable to initiate evacuation D. The material is spreading very rapidly -----CORRECT ANSWER------------------Vapors or gases are explosive Which of the following statements about structural fire-fighting clothing is true? A. It is both corrosive-resistant and vapor-tight. B. It is designed so that gaps do not occur in places such as the neck and wrists. C. It provides limited protection against hazardous materials. D. The rubber or neoprene in boots and gloves cannot be permeated by chemicals. ----- CORRECT ANSWER------------------It provides limited protection against hazardous materials. Which of the following statements about chemical protective clothing is true? A. Most CPC is permeable to moisture. B. CPC retains its effectiveness regardless of use conditions. C. Any CPC will provide protection against all chemical hazards. D. No one type of CPC provides protection against all types of chemicals. ----- CORRECT ANSWER------------------No one type of CPC provides protection against all types of chemicals. Which of the following statements about Level D ensembles is true? A. Level D ensembles provide respiratory protection. B. Level D ensembles may be worn in the hot zone. C. Level D ensembles are for nuisance contamination only. D. Level D ensembles can be encapsulating or nonencapsulating. -----CORRECT ANSWER------------------Level D ensembles are for nuisance contamination only. Which of the following is a characteristic of a chemical incident? A. No odor or color B. Symptoms may take days or even weeks to appear C. Symptoms are noticeable either within minutes or hours D. May spread beyond the initial contamination because of activities of affected individuals -----CORRECT ANSWER------------------Symptoms are noticeable either within minutes or hours
What our 3 categories of hazardous materials hazards -----CORRECT ANSWER---------- --------Thermal, Mechanical and Etiological Black powder is in which class of explosive attacks -----CORRECT ANSWER-------------- ----Propellants Which type of biological agent included smallpox -----CORRECT ANSWER-----------------
- Type A Operational Level First Responders must meet which NFPA standard -----CORRECT ANSWER------------------NFPA 472 What does LEL/LFL mean? -----CORRECT ANSWER------------------The lowest concentration that will produce a flash of fire when an ignition source is present What does the acronym BLEVE mean? -----CORRECT ANSWER------------------Boiling Liquid Expanding Vapor Explosion Which of the following is NOT an element of the reactivity Triangle A. Oxidizing Agent (oxygen) B. Reducing Agent (Fuel) C. Polymerization (Catalyst) D. Energy Source (Often Heat -----CORRECT ANSWER------------------C Polymerization (Catalyst) What materials does the UN/DOT Division 2.1 cover -----CORRECT ANSWER------------- -----Flammable Gases The piping for the ____________ contained outside of the tank, usually on the ends, with a manhole on top of the tank.
a) IM 101 b) IM 102 c) IM 105 d) IM 107 ------CORRECT ANSWER----------------b) IM 102 The statement, "Keep Away from Waterways," is found on a pesticide label. This statement is referred to as a/an: a) Signal Word b) Hazard Statement c) Pest Control Product Warning d) Incompatibility Statement ------CORRECT ANSWER----------------b) Hazard Statement The vehicle pictured below is an: a) MC 331 b) MC 338 c) MC 312/DOT 412 d) MC 306/DOT 406 ------CORRECT ANSWER----------------c) MC 312/DOT 412 A recon team is sent to observe a tank truck that has rolled over. The team reports that the vehicle is an MC 312. The container most probably contains a: a) Flammable Liquid b) Corrosive Liquid c) Poison Gas d) Flammable Solid ------CORRECT ANSWER----------------b) Corrosive Liquid In response to an incident involving a jackknifed tractor trailer, you arrive and size up the situation. From your position, you only have a side view of the tractor trailer. You know it is an: a) MC 331 b) MC 338 c) MC 312/DOT 412 d) MC 306/DOT 406 ------CORRECT ANSWER----------------a) MC 331
d) MC 331 ------CORRECT ANSWER----------------c) MC 312/DOT 412 A cyrogenic liquid tank car will have: a) A single uninsulated shell b) An enclosed time c) A double shell with insulation d) Fittings and valves visible on top of the tank car ------CORRECT ANSWER-------------- --c) A double shell with insulation Which of the following IS NOT mandatory information found on a pesticide label? a) EPA registration number b) Signal Word c) NFPA 704 data d) Active Ingredients ------CORRECT ANSWER----------------c) NFPA 704 data When implementing tactical activities during a bomb event, responders should: a) Stage in the line-of-sight path of the suspected device b) Use only one radio when in close proximity to the device c) Be alert for secondary devices d) Move the device away from primary exposures ------CORRECT ANSWER---------------
- c) Be alert for secondary devices The rail car pictured below is what type of tank car? a) Non-pressurized tank car with expansion dome b) Cyrogenic tank car c) Pressurized tank car d) Spec 51 intermodal car ------CORRECT ANSWER----------------c) Pressurized Tank Car While surveying a hazardous materials incident scene, you notice yellowish vapors emitting from a cylinder. The driver of the vehicles carrying the cylinders tells you they
contain chlorine. As a responder trained to the operations level one of the ways to verify chlorine could emit these vapors is to: a) Contact CHEMTREC for assistance b) Enter the hot zone to read the label on the cylinder c) Bring a chlorine monitor into the vapor cloud to check the reading d) Both A and C are correct ------CORRECT ANSWER----------------a) Contact CHEMTREC for assistance The intermodal tank that is designed for working pressures of 100 to 500psi and usually transports liquefied gases under pressure is known as an: a) IMO Type 1 b) IMO Type 2 c) IMO Type 5 d) IMO Type 7 ------CORRECT ANSWER----------------c) IMO Type 5 DIRECTIONS: Read the following statements, then select your answer from A-D below.
- There are many types of intermodal containers, or freight containers that can be used interchangeably on multiple modes of transportation (highway, rail, ship).
- Cyrogenic liquids cannot be shipped in intermodal containers because they are considered to be too unstable for the type of shipment.
- Radioactive material containers are shipped in either Type A or Type B containers a) All three statements are correct b) Only statements 2 or 3 are correct c) Only statements 1 and 3 are correct d) Only statement 2 is correct ------CORRECT ANSWER----------------c) Only statements 1 and 3 are correct The design pressure of an IM 101 potable tank is: a) 14.5 to 25.4psi b) 100 to 500psi c) 25.4 to 100psi d) 6.89 to 14.5psi ------CORRECT ANSWER----------------c) 25.4 to 100psi
b) The National Response Center c) OSHA d) CHEMTREC ------CORRECT ANSWER----------------d) CHEMTREC A liquid's ability to mix with water BEST defines: a) Solubility b) Surface Tension c) Water Reactivity d) Instability ------CORRECT ANSWER----------------a) Solubility A reaction that is associated with over-pressurization of closed containers and occurs at a rate of one second or less is called a: a) Rapid Relief b) Violent Rupture c) Detonation d) Spill ------CORRECT ANSWER----------------b) Violent Rupture _________ interfere with oxygen exchange during normal respiration. a) Anesthetics b) Carcinogens c) Irritants d) Asphyxiants ------CORRECT ANSWER----------------d) Asphyxiants __________ is the minimum temperature at which a liquid gives off sufficient vapors to form an ignitable mixture with air. a) Ignition temperature b) Autoignition temperature c) Flash point d) Reactivity point ------CORRECT ANSWER----------------c) Flash Point Determining whether a vapor will rise or fall is commonly referred to as:
a) Vapor dispersion b) Vapor density c) Vaporization d) Specific Gravity ------CORRECT ANSWER----------------b) Vapor Desnity Chemicals that are classified as ____________ can cause a severe allergic reaction. a) Asphxyiants b) Sensitizers c) Irritants d) Convulsants ------CORRECT ANSWER----------------b) Sensitizers What would be the likely result of allowing a contaminated individual to leave the hot zone without being decontaminated? a) Nothing; all contaminates would likely be gone after the individual exited the hot zone. b) The contaminates would likely be transferred to other personnel or equipment, resulting in secondary contamination. c) The individual would be treated for exposure but is no risk to other. d) There would be direct contamination of the warm zone. ------CORRECT ANSWER---- ------------b) The contaminates would likely be transferred to other personnel or equipment, resulting in secondary contamination. Blood agents, such as Arsine, would fall under which UN/DOT hazard class and division? a) 1. b) 1. c) 6. d) 2.3 ------CORRECT ANSWER----------------d) 2. Vesicants/blister agents, such as nitrogen mustard, would fall under which UN/DOT hazard class and division? a) 6. b) 6. c) 4.
On the NFPA 704 symbol what does the color Yellow indicate? ------CORRECT ANSWER-----------------Reactivity On the NFPA 704 symbol what does the color White indicate? ------CORRECT ANSWER-----------------Specific/Special What is the NFPA Standard for Competence of EMS to Hazardous Materials/Weapons of Mass Destruction Incidents ------CORRECT ANSWER-----------------NFPA 473 On the NFPA 704 symbol, what would the number 3 in the red, blue or yellow section would indicate? ------CORRECT ANSWER-----------------Serious type hazard On the NFPA 704 symbol, what would the number 2 in the red, blue or yellow section would indicate? ------CORRECT ANSWER-----------------Moderate type hazard On the NFPA 704 symbol, what would the number 1 in the red, blue or yellow section would indicate? ------CORRECT ANSWER-----------------Slight type hazard On the NFPA 704 symbol, what would the number 0 in the red, blue or yellow section would indicate? ------CORRECT ANSWER-----------------Minimal type hazard On the NFPA 704 symbol, what would the number 4 in the red, blue or yellow section would indicate? ------CORRECT ANSWER-----------------Severe type hazard In Hazmat Awareness, what does the acronym "CAMEL" represent? ------CORRECT ANSWER-----------------The framework for assessing the potential threat of a hazmat incident. It stands for: Chemical (What chemicals are involved?)
Air (What is the condition of the air, and are there any specific air hazards?) Medical (What are the potential health hazards to individuals?) Evacuation (Is an evacuation necessary?) Location (Where is the incident located within the community or facility?) In hazmat awareness, what is the primary purpose of the ERG (Emergency Response Guidebook)? ------CORRECT ANSWER-----------------To assist emergency responders in identifying hazardous materials and their hazards In a hazardous materials incident, what is the primary responsibility of personnel trained at the Hazmat Awareness Level? ------CORRECT ANSWER-----------------Recognize the presence of hazardous materials and call for assistance When dealing with a radiological incident involving a leak or spill, what exposure guidelines should the hazmat first responder use to minimize radioactive contamination? ------CORRECT ANSWER-----------------Time, distance, shielding A major difference between a hazardous materials incident and other types of emergencies is the fact that hazmat incidents: ------CORRECT ANSWER----------------- can be more complex The four-digit number appearing on a placard or an orange panel of a tank care is the: -- ----CORRECT ANSWER-----------------United Nations (UN) product identification number Referring to the United States Military Marking System for Hazardous Materials, the octagon with the number 1 inside means: ------CORRECT ANSWER----------------- Division 1.1 - Explosives which have a mass explosion hazard Referring to the United States Military Marking System for Hazardous Materials, the "X" with the number 2 inside means: ------CORRECT ANSWER-----------------Division 1.2 - Explosives which have a projection hazard but not a mass explosion hazard
