Hazardous Materials Operations State Exam| 289 questions| with complete solutions

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 What are the 3 physical states of matter? correct answer: - Solid - Liquid - Gas Temperature at which a liquid changes to a solid correct answer: freezing point Temperature at which a solid changes to a liquid correct answer: Melting Point What are the 5 steps to the Incident tactical response objective correct answer: - Isolate - Identify - Notify - Mitigate - Terminate The nation requires a ____________________ to provide a comprehensive and effective means to disseminate information regarding the risk of terrorist acts to federal, state and local authorities and to the American people. correct answer: Homeland Security Advisory System 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