WHMIS Practice Test 2026: Oefenexamen 3

Oefenexamen 3 van 4 voor WHMIS Practice Test: 25 extra vragen met antwoorden en uitleg.

  • Veiligheid op het werk
  • Canada
  • 100 vragen
  • Gecontroleerd op 10 oktober 2026
  1. Vraag 1 van 25

    WHMIS 1988 labels had a hatched (slashed) border. Is that border required on WHMIS 2015 supplier labels?
    Toon antwoord

    Antwoord: B. No, it is no longer required, though some labels still have one

    The hatched border is no longer required. Labels may still include one, so you may see it.

  2. Vraag 2 van 25

    What is the "initial supplier identifier" on a supplier label?
    Toon antwoord

    Antwoord: A. The name, address and phone number of the Canadian manufacturer or importer

    The supplier identifier tells you who in Canada made or imported the product and how to reach them.

  3. Vraag 3 van 25

    What is a hazard statement?
    Toon antwoord

    Antwoord: C. A standard phrase that describes the hazard, such as "Causes serious eye irritation"

    Each hazard class and category has a standard hazard statement that describes the hazard.

  4. Vraag 4 van 25

    Which is one of the five types of precautionary statements?
    Toon antwoord

    Antwoord: A. Response (including first aid)

    The five types are general, prevention, response, storage and disposal.

  5. Vraag 5 van 25

    A container holds 100 mL or less. Which items may be left off its supplier label?
    Toon antwoord

    Antwoord: A. Hazard and precautionary statements

    Containers of 100 mL or less are exempt only from showing hazard and precautionary statements.

  6. Vraag 6 van 25

    A supplier learns of significant new data about a product. How long does the supplier have to update the label?
    Toon antwoord

    Antwoord: C. 180 days

    Labels must be updated within 180 days after the supplier becomes aware of significant new data.

  7. Vraag 7 van 25

    You pour a cleaning product into a spray bottle and will leave it for the next shift. What does the spray bottle need?
    Toon antwoord

    Antwoord: B. A workplace label

    A decanted product needs a full workplace label when it will not be used right away or more than one person will use it.

  8. Vraag 8 van 25

    When must an employer put a workplace label on a container?
    Toon antwoord

    Antwoord: D. When the supplier label is lost or can no longer be read

    Workplace labels are needed when a supplier label is lost or illegible, when a product is decanted, and when a product is made and used in the workplace.

  9. Vraag 9 van 25

    A hazardous product is made in a workplace and used there. What kind of label does it need?
    Toon antwoord

    Antwoord: D. A workplace label

    A hazardous product produced in the workplace and used there needs a workplace label.

  10. Vraag 10 van 25

    You decant a small amount of a product and use it right away, by yourself, during your shift. What must the container still show?
    Toon antwoord

    Antwoord: A. The product identifier (product name)

    A full workplace label is not needed in this case, but the container must still show the product identifier.

  11. Vraag 11 van 25

    Which information goes on a workplace label?
    Toon antwoord

    Antwoord: B. The product name, safe handling information and a reference to the SDS

    A workplace label shows the product identifier, safe handling precautions and a reference to the SDS if one is available.

  12. Vraag 12 van 25

    You find a container with a label you cannot read. What should you do?
    Toon antwoord

    Antwoord: A. Do not use it and ask your supervisor to replace the label

    Do not use unlabelled products or products with unreadable labels. Ask your supervisor, who must provide a workplace label.

  13. Vraag 13 van 25

    How many sections does a WHMIS 2015 safety data sheet (SDS) have?
    Toon antwoord

    Antwoord: D. 16

    An SDS has 16 sections in a set order, from Identification to Other information.

  14. Vraag 14 van 25

    What is Section 2 of an SDS called?
    Toon antwoord

    Antwoord: A. Hazard identification

    Section 2 gives the hazard classification and label elements such as pictograms, signal word and statements.

  15. Vraag 15 van 25

    Which SDS section tells you what personal protective equipment (PPE) to wear?
    Toon antwoord

    Antwoord: D. Section 8, Exposure controls/personal protection

    Section 8 lists exposure limits, engineering controls and personal protective equipment.

  16. Vraag 16 van 25

    Which SDS section gives safe storage conditions and materials to keep the product away from?
    Toon antwoord

    Antwoord: D. Section 7, Handling and storage

    Section 7 covers safe handling and safe storage, including incompatible materials.

  17. Vraag 17 van 25

    Which SDS section tells firefighters which extinguishing media to use?
    Toon antwoord

    Antwoord: A. Section 5, Fire-fighting measures

    Section 5 covers fire-fighting measures, such as suitable extinguishing media and special hazards in a fire.

  18. Vraag 18 van 25

    A product spills in the shop. Which SDS section explains how to contain and clean it up?
    Toon antwoord

    Antwoord: C. Section 6, Accidental release measures

    Section 6, Accidental release measures, explains what to do if the product is spilled or released.

  19. Vraag 19 van 25

    Where on the SDS would you find the flash point and pH of a product?
    Toon antwoord

    Antwoord: A. Section 9, Physical and chemical properties

    Section 9 lists properties such as physical state, odour, flash point, pH and vapour pressure.

  20. Vraag 20 van 25

    Which SDS section describes health effects, symptoms and routes of exposure?
    Toon antwoord

    Antwoord: D. Section 11, Toxicological information

    Section 11 describes toxic health effects, likely routes of exposure, symptoms and numerical toxicity measures.

  21. Vraag 21 van 25

    Which SDS section gives the supplier's name and an emergency telephone number?
    Toon antwoord

    Antwoord: B. Section 1, Identification

    Section 1 includes the product identifier, recommended use, Canadian supplier details and an emergency phone number.

  22. Vraag 22 van 25

    How can you tell when an SDS was last revised?
    Toon antwoord

    Antwoord: A. Check the date in Section 16, Other information

    Section 16 shows the date of the latest revision, so you can compare versions.

  23. Vraag 23 van 25

    Which SDS sections must have their headings, but may be left without information if the supplier chooses?
    Toon antwoord

    Antwoord: C. Sections 12 to 15

    Sections 12 (Ecological), 13 (Disposal), 14 (Transport) and 15 (Regulatory) must have headings, but the content is optional.

  24. Vraag 24 van 25

    Which SDS section lists the hazardous ingredients in a product?
    Toon antwoord

    Antwoord: D. Section 3, Composition/information on ingredients

    Section 3 covers composition and information on ingredients.

  25. Vraag 25 van 25

    In what language or languages must an SDS be provided?
    Toon antwoord

    Antwoord: B. English and French

    An SDS must be in English and French, either as one bilingual document or two documents given at the same time.

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