Free WHMIS Quiz
Questions: 16 · 10 minutes
1. A product may cause severe skin burns and serious eye damage. Which pictogram should you expect to see?
The corrosion pictogram showing liquid damaging a hand and metal
The exclamation mark pictogram
The gas cylinder pictogram
The flame-over-circle pictogram
2. You find a hazardous product with a supplier label that is torn and unreadable. What is the best WHMIS-based response?
Use the product only for tasks that take less than a few minutes
Stop and follow workplace procedures to identify the product and replace the required label before use
Keep using it if an experienced coworker recognizes the container
Identify it by smell, then write the likely name on the container
3. A new worker knows what WHMIS pictograms mean but has not learned the site’s storage rules, ventilation controls, or spill procedure. What is still needed?
Only a copy of the company’s incident statistics
Workplace-specific training on how to work safely with the products and controls used on site
No further instruction, because recognizing pictograms completes WHMIS preparation
A transportation-of-dangerous-goods shipping document for every task
4. Which description best matches the biohazardous infectious materials pictogram?
It identifies any chemical that irritates skin or eyes
It identifies gases stored under pressure
It identifies chemicals that can corrode metals
It identifies organisms or toxins that can cause disease in people or animals
5. A solvent label shows the flame pictogram. Which action best responds to the hazard it communicates?
Assume it is safe once vapours are no longer visible
Store it beside oxidizing products so both hazards are easy to monitor
Keep the product away from heat, sparks, flames, and other ignition sources
Transfer it to an open container to prevent pressure buildup
6. Which set lists the three main elements used to communicate WHMIS information?
Inspections, exposure testing, and incident reports
Medical screening, warning alarms, and evacuation maps
Shipping documents, insurance records, and equipment manuals
Labels, safety data sheets, and worker education and training
7. A product is classified as a carcinogenicity hazard. Which pictogram is most closely associated with that classification?
The exclamation mark
The health hazard silhouette with a starburst in the chest
The flame over circle
The gas cylinder
8. A hazardous product made at the workplace is placed in a container for routine use. Which information belongs on its workplace label?
The product identifier, safe-handling information, and a reference to the SDS
The product identifier, supplier’s phone number, and all 16 SDS section headings
Only the product identifier and the date it was made
Only a hazard pictogram and the name of the worker who filled the container
9. A cylinder contains a gas under pressure. Which WHMIS pictogram most directly identifies this physical hazard?
The exploding bomb
The corrosion symbol
The gas cylinder
The health hazard silhouette
10. A worker is splashed with a hazardous product and needs immediate first-aid instructions. Which SDS section should be checked?
Section 2: Hazard identification
Section 8: Exposure controls/personal protection
Section 10: Stability and reactivity
Section 4: First-aid measures
11. Which statement about WHMIS supplier labels in Canada is correct?
They may replace precautionary statements with a colour-coded risk number
They need a pictogram but do not need a product identifier
Required label information must be presented in both English and French
They are required only when a product is transported between provinces
12. Which pictogram is most directly associated with oxidizing hazards?
A flame over a circle inside a red diamond
An exploding object inside a red diamond
A flame inside a red diamond
A gas cylinder inside a red diamond
13. On a WHMIS supplier label, what does the signal word “Danger” indicate compared with “Warning”?
A hazard that applies only during transportation
A more severe hazard within the applicable hazard class and category system
A product that cannot be used in any workplace
A less severe hazard that needs only routine precautions
14. What hazard is most directly communicated by the skull and crossbones pictogram?
Acute toxicity that may be fatal or toxic
Long-term hearing damage from workplace noise
Compressed gas that may explode if heated
Material that intensifies a fire by releasing oxygen
15. What does WHMIS stand for?
Workplace Handling and Manufacturing Information Service
Worker Health Management and Inspection Standard
Workplace Hazardous Materials Information System
Worker Hazard Monitoring and Incident System
16. You pour a hazardous cleaning product from its supplier container into another container for use throughout your shift. Other workers may also use it. What is generally required?
The new container needs only the product’s common nickname
No label is needed if the original container remains nearby
The supplier label must be removed and attached to the new container
The new container generally needs a workplace label