Firefighter HAZMAT OPS Practice Test 1 questions and answers 2025 passed, Exams of Advanced Education

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Firefighter HAZMAT OPS Practice Test 1 questions and answers 2025 passed

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 - 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 - 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 - 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 - 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 - a) MC 331 An MC 307/DOT 407 low-pressure chemical carrier is designed to carry chemicals with pressures not to exceed _________ psi. a) 3. b) 75. c) 40. d) 30.0 - c) 40. An uninsulated, single-shell vessel which carries gases that have been liquefied, is an: a) MC 306/DOT 406 b) MC 307/DOT 407

c) MC 312/DOT 412 d) MC 331 - d) MC 331 The V-shaped carrier below depicts a ______ carrier. a) Low-Pressure b) High-Pressure c) Dry Bulk d) Cyrogenic - c) Dry Bulk (not what is pictured on test. this is a dry bulk train car. Look for a v-shaped trailer) A carboy may be used for transporting materials containing: a) Radioactive Substances b) Corrosives c) Explosives d) Poison Gases - b) Corrosives The proper cargo tank truck to carry a shipment of sulfuric acid is an: a) MC 306/DOT 406 b) MC 307/DOT 407 c) MC 312/DOT 412 d) MC 331 - 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 - 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 - 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 - 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 - 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 - 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 - c) IMO Type 5 DIRECTIONS: Read the following statements, then select your answer from A-D below.

1. There are many types of intermodal containers, or freight containers that can be used interchangeably on multiple modes of transportation (highway, rail, ship).

2. Cyrogenic liquids cannot be shipped in intermodal containers because they are considered to be too unstable for the type of shipment.
3. 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 - 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 - c) 25.4 to 100psi An intermodal container that is capable of holding high-pressure gases 3,000psi or higher is a: a) Cyrogenic intermodal tank b) Tube module intermodal container c) Pressurized intermodal tank d) Nonpressurized intermodal tank - b) Tube module intermodal container Cylindrical packaging made of metal, plastic or fiberboard used to transport solids or liquids best describes:

a) Carboys b) Drums c) Pressurized cylinders d) Bins - b) Drums In the UN/DOT marking systems, hazard Class 3 includes: a) Black powder b) Gasoline c) Ammonium nitrate d) Magnesium - b) Gasoline Within the UN/DOT system, a container labeled with a hazard classification of "4" contains a/an: a) Explosive b) Flammable Gas c) Flammable Solid d) Flammable Liquid - c) Flammable Solid At an emergency incident, the fire fighter may obtain appropiate MSDS information from: a) CAMEO b) The National Response Center c) OSHA

d) CHEMTREC - d) CHEMTREC A liquid's ability to mix with water BEST defines: a) Solubility b) Surface Tension c) Water Reactivity d) Instability - 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 - b) Violent Rupture _________ interfere with oxygen exchange during normal respiration. a) Anesthetics b) Carcinogens c) Irritants d) Asphyxiants - 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 - 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 - b) Vapor Desnity Chemicals that are classified as ____________ can cause a severe allergic reaction. a) Asphxyiants b) Sensitizers c) Irritants d) Convulsants - 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. - 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 - 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. d) 4.2 - a) 6.