NCDCC HAZMAT Theory Assessment

25 Questions | Total Attempts: 83

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HAZMAT Quizzes & Trivia

Questions and Answers
  • 1. 
    Besides flammable and non-flammable gases, what is the other sub-division of Class 2 – Gases?
    • A. 

      Liquefied Gases

    • B. 

      Poisonous Gases

    • C. 

      Cryogenic Gases

    • D. 

      Compressed Gases

  • 2. 
    Which of the following is Class 1 hazard?
    • A. 
    • B. 
    • C. 
    • D. 
  • 3. 
    How many classes of HazMat are there according to the UN Classification of HazMat?
    • A. 

      5

    • B. 

      6

    • C. 

      8

    • D. 

      9

  • 4. 
    Which of the followings HazMat Classes would explode or burn fiercely when mixed with ordinary combustibles?
    • A. 
    • B. 
    • C. 
    • D. 
  • 5. 
    Which of the following are possible hazards of Class 3- Liquids?
    • A. 

      Radiation sickness

    • B. 

      Metal dust

    • C. 

      Flowing fire

    • D. 

      Injuries due to projectiles

  • 6. 
    Which one of these is NOT a hazard for Class 1 materials?
    • A. 

      Outbreak of fires

    • B. 

      Danger of injuries via projectiles

    • C. 

      Ear rupture is caused by the sound waves

    • D. 

      Loss of body functions such as respiration.

  • 7. 
    Which of the following regarding Class 4- Flammable Solids is true?
    • A. 

      Substances that releases oxygen

    • B. 

      Easily ignited and difficult to extinguish

    • C. 

      Very reactive with combustibles - spontaneous combustion

    • D. 

      A chemical substance that in itself can react to produce a gas at a relatively high temperature and pressure and at such a speed as to damage the surroundings.

  • 8. 
    How many sub-divisions does Class 5 – Oxidizing Substances have?
    • A. 

      2

    • B. 

      5

    • C. 

      8

    • D. 

      13

  • 9. 
    Which of the following HazMat Class has the following property: “reacts with metals – liberate hydrogen”?
    • A. 

      Class 2 Gases

    • B. 

      Class 3 Liquids

    • C. 

      Class 7 Radioactives

    • D. 

      Class 8 Corrosives

  • 10. 
    What are hazardous materials?
    • A. 

      Substances which are not useful at all

    • B. 

      Substances which will always cause harm

    • C. 

      Substances which will always destroy properties and pollute the environment

    • D. 

      Substances which have the potential to do harm to living tissues, damage to property and pollute the environment

  • 11. 
    What should you do when you see a suspicious object (bomb) in public?
    • A. 

      Do not do anything about it

    • B. 

      Report it immediately to your best friend

    • C. 

      Check the object to see if it is really a bomb

    • D. 

      Move away and warn people in the area about it, report immediately to the police

  • 12. 
    You can suspect a letter or parcel is a bomb, if there is oily stains or discolouration on wrapping material and it gives off an unusual odour similar to almond or marzipan. True or False?
    • A. 

      True

    • B. 

      False

  • 13. 
    How many types of Chemical Agents are there?
    • A. 

      2

    • B. 

      4

    • C. 

      5

    • D. 

      6

  • 14. 
    Which of the following is not a Chemical Agent?
    • A. 

      Anthrax Agents

    • B. 

      Nerve Agents

    • C. 

      Blood Agents

    • D. 

      Blister Agents

  • 15. 
    One of the initial symptoms of Nerve Agents is Runny Nose.
    • A. 

      True

    • B. 

      False

  • 16. 
    Which of the following about Blood Agents is FALSE?
    • A. 

      Blood Agents can be absorbed by inhalation or through the skin

    • B. 

      Blood Agents spread through bodily fluids

    • C. 

      Symtoms range from headaches, nausea, vomiting etc.

    • D. 

      Blood Agents prevent the normal transfer of oxygen from the body to the blood tissues, possibly resulting in death

  • 17. 
    Which of the following about Blister Agents is true?
    • A. 

      It always has a strong smell

    • B. 

      It causes only minor burns to the skins & eyes

    • C. 

      It is heavy and oily liquid, colorless and nearly odorless

    • D. 

      It is not fatal

  • 18. 
    Which of the following are hazards of Class 7- Radioactives?
    • A. 

      Burns

    • B. 

      Cancer

    • C. 

      Nausea

    • D. 

      All the above

  • 19. 
    Anthrax has no colour, smell or taste and thus not easily detected by senses. True or false?
    • A. 

      True

    • B. 

      False

  • 20. 
    A parcel suspected of containing anthrax is open and a colourless liquid from the parcel is spilled. What should you do?
    • A. 

      Turn on local fan or ventilation units in the area

    • B. 

      Place the parcel in a plastic bag and seal it with your bare hands

    • C. 

      Report the matter to the police and clean up the spillage while waiting

    • D. 

      Cover the spilled contents immediately with some clothing, leave the room and close the door to prevent others from entering

  • 21. 
    For Qn 21 to 25, match the correct classes with the description of properties Answers will NOT be repeated for qn 21 to 25. -Substances which emits radiation -Non-ionizing radiation - radio waves, UV, infrared -Ionizing radiation
    • Alpha
    • Beta
    • Gamma
    • A. 

      Class 4- Solids

    • B. 

      Class 5- Oxidizer

    • C. 

      Class 6- Poison

    • D. 

      Class 7- Radioactives

    • E. 

      Class 8- Corrosives

  • 22. 
    • Easily ignited and difficult to extinguish eg. magnesium
    • Air-reactive substances (pyrophoric) eg. White phosphorus
    • Water-reactive substances eg. sodium, calcium carbide
    • A. 

      Class 4- Solids

    • B. 

      Class 5- Oxidizer

    • C. 

      Class 6- Poison

    • D. 

      Class 7- Radioactives

    • E. 

      Class 8- Corrosives

  • 23. 
    • Most widely used in industry
    • Sulfuric acid most common
    • Substances that can cause visible destruction to tissue
    • Acids
    • Bases
    • A. 

      Class 4- Solids

    • B. 

      Class 5- Oxidizer

    • C. 

      Class 6- Poison

    • D. 

      Class 7- Radioactives

    • E. 

      Class 8- Corrosives

  • 24. 
    • Substances that releases oxygen
      • hypochlorites, chlorates, perchlorates, permanganates, hydrogen peroxide, nitrates
    • Very reactive with combustibles - spontaneous combustion
      • Hydrogen peroxide and wood shavings
      • Nitric acid and organic combustibles
    • A. 

      Class 4- Solids

    • B. 

      Class 5- Oxidizer

    • C. 

      Class 6- Poison

    • D. 

      Class 7- Radioactives

    • E. 

      Class 8- Corrosives

  • 25. 
    • Substances that cause death or serious health effects upon exposure
      • Inhalation
      • Ingestion
      • Absorption
    • A. 

      Class 4- Solids

    • B. 

      Class 5- Oxidizer

    • C. 

      Class 6- Poison

    • D. 

      Class 7- Radioactives

    • E. 

      Class 8- Corrosives