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WorksheetsIntroduction to Safety Signs
Total questions: 30
Worksheet time: 15mins
Which color indicates a prohibition sign and signals actions like stop or shut down?
Blue indicates prohibition actions
Yellow or amber indicates prohibition actions
Red indicates prohibition actions
Green indicates prohibition actions
A yellow or amber safety sign primarily communicates which type of message?
Mandatory action required immediately
Emergency escape and first-aid location
Warning to be careful and take precautions
Fire equipment and alarm point location
You encounter a blue circular sign on site. What is the expected response?
Stop work due to danger alarm
Follow a specific mandatory action
Evacuate using marked escape routes
Locate fire equipment or alarm points
Which color should guide you toward exits, escape routes, or first-aid facilities during an emergency?
Green for doors and escape routes
Red for doors and escape routes
Yellow for doors and escape routes
Blue for doors and escape routes
In the top image, which prohibition sign indicates that liquids from the tap must not be consumed on site?
Do not wash hands at sink
Do not drink water from tap
Do not refill bottles from tap
Do not pour water on floor
In the middle icon of the first image, what action is specifically forbidden when dealing with flammable materials?
Do not extinguish fires with water
Do not mix solvents with water
Do not clean spills using water
Do not store fuels near water
In the bottom icon of the first image, what is prohibited regarding equipment or surfaces?
Do not use hands to operate controls
Do not wear gloves near machinery
Do not point at hazardous equipment
Do not touch any indicated surface
In the second image, the top prohibition sign restricts access. Who is barred from entering?
Unauthorised persons are not allowed
Visitors accompanied by staff
Emergency responders during drills
Personnel with site badges
Which action is forbidden by the middle icon in the second image, commonly near flammable areas?
No welding without permit
No naked flames permitted
No lit cigarettes indoors
No hot works after hours
In the bottom icon of the second image, what movement is prohibited?
No crossing during vehicle reversing
No pedestrian access to the area
No running on the walkway
No entry without safety boots
In the third image, the top prohibition sign restricts vehicle movement. What does it indicate?
No idling of delivery trucks
No overtaking by forklifts
No parking for staff vehicles
No access for industrial vehicles
The bottom icon in the third image prohibits which behavior on site?
No smoking anywhere on premises
No vaping near storage areas
No lighting matches after dusk
No carrying lighters during shifts
Which mandatory sign requires workers to wear eye protection? Refer to the blue circular symbols shown.
Glasses icon with face outline
Exclamation mark icon alone
Boot icon with ankle outline
Ear muffs icon around head
A supervisor points to the blue circular sign with ear muffs. What action is required in that area?
Remove all jewelry items
Use high‑visibility vests
Report noise readings hourly
Wear rated hearing protection
You are entering a zone with the general mandatory exclamation mark sign and another sign showing a walking figure. What does this combination indicate?
Running is prohibited at all times
Vehicles have priority over pedestrians
Stop and wait for escort assistance
Follow the designated pedestrian route
A task produces flying debris. Which single blue mandatory sign best fits this hazard control?
Face shield must be worn
Gloves must be worn
Safety boots must be worn
Hard hats must be worn
On a site with airborne dust, which mandatory sign requires workers to wear respiratory protection?
Blue circle showing full-body overalls
Blue circle showing protective gloves
Blue circle showing a face with respirator
Blue circle showing a safety helmet
Which equipment is mandated by the sign depicting a person in a full-body harness icon?
Use fall-arrest safety harness
Wear high-visibility vest
Carry self-contained breathing apparatus
Install guardrails at edges
A supervisor assigns tasks in an area with overhead hazards and fabric dust. Which combination of mandatory PPE best addresses both risks shown in the diagrams?
Safety gloves and overalls
Safety helmet and respirator
Safety helmet and safety gloves
Safety harness and overalls
Look at the three triangular signs: biohazard symbol, hand/material being eaten away, and a lightning bolt. Which hazard does the middle sign indicate?
Biological risk in the area
Corrosive materials can cause burns
High voltage electrical danger
Explosive materials may detonate
A crew must store disinfectants and battery acid near the site. Which single warning sign should be displayed closest to these containers?
Electrical danger triangle symbol
Flammable materials triangle symbol
Biological risk triangle symbol
Corrosive materials triangle symbol
A temporary generator is feeding metal tools. You notice the lightning bolt triangle on a panel. Which practice best reduces the hazard indicated by that sign?
Keep fuel far from heat sources
Wear arc-rated clothing and de-energize
Add extra spill trays and neutralizers
Increase distance from drop edges
Which diagram shows the correct warning for a laser hazard on site?
Triangle with forklift silhouette inside
Triangle with burst-like star symbol
Triangle with black exclamation mark centered
Triangle with snowflake-like crystal symbol
On a hoisting area walk-through, which sign should alert you to an overhead load risk?
Triangle with person stumbling icon
Triangle with hanging load on hook
Triangle with magnet horseshoe symbol
Triangle with crossed X mark
A technician is setting up near strong radio waves. Which warning sign matches non-ionising radiation?
Triangle with concentric waves emitting
Triangle with snowflake pictogram
Triangle with forklift truck image
Triangle with exclamation point symbol
Which symbol indicates harmful or irritant material rather than general danger?
Triangle with burst-like laser icon
Triangle with person stumbling figure
Triangle with X cross symbol
Triangle with exclamation mark symbol
In the left image, which yellow triangular sign indicates oxidant materials that can intensify combustion?
Three-blade radiation trefoil
Skull and crossbones inside triangle
Red square fire extinguisher icon
Circle with flames inside triangle
In the right image, you discover a small fire. Which red square sign should you follow to locate the equipment designed to suppress the fire?
Handset telephone symbol for emergency call
Yellow triangle radiation hazard symbol
Cylinder with nozzle symbol for extinguisher
Coiled hose reel symbol for water line
In the first image, the red signs with white arrows indicate the direction to fire safety equipment. If you must reach a fire hose reel located to your left, which sign should you follow?
Red arrow pointing left
Red arrow pointing right
Red arrow pointing upward
Red arrow pointing downward
In the second image, the green signs with white blocks and arrows mark emergency exit routes. Which sign indicates that the exit door is straight ahead beyond the corridor?
Green sign with downward arrow
Green sign with leftward arrow
Green sign with upward arrow
Green sign with rightward arrow
