EduTest Test Safety and Compliance 2 — Questions and Answers
Question 1: A student notices a frayed electrical cord on a classroom projector. What is the MOST appropriate immediate action?
- Continue using the projector carefully
- Report it to the teacher or school staff immediately (Correct answer)
- Wrap the cord with tape to cover the fraying
- Unplug it and dispose of it yourself
Correct answer: Report it to the teacher or school staff immediately
Frayed electrical cords are a serious safety hazard and must be reported to responsible adults who can arrange proper repair or replacement.
Question 2: Which symbol on a chemical container indicates that the substance is flammable?
- A skull and crossbones
- A flame icon (Correct answer)
- An exclamation mark
- A biohazard symbol
Correct answer: A flame icon
A flame icon is the standardized GHS (Globally Harmonized System) pictogram used to identify flammable substances.
Question 3: In a school laboratory, why must students never pipette liquids by mouth?
- It wastes reagents
- It can introduce harmful chemicals or pathogens into the body (Correct answer)
- It is only prohibited for students under 12
- It damages the pipette equipment
Correct answer: It can introduce harmful chemicals or pathogens into the body
Mouth pipetting risks ingesting toxic, corrosive, or infectious materials and has caused serious injuries and deaths in laboratory settings.
Question 4: What does OSHA stand for in the context of US workplace safety regulations?
- Occupational Safety and Health Administration (Correct answer)
- Office of Standard Hazard Assessment
- Organizational Safety and Hygiene Authority
- Operational Standards for Hazardous Areas
Correct answer: Occupational Safety and Health Administration
OSHA is the Occupational Safety and Health Administration, the US federal agency responsible for setting and enforcing workplace safety standards.
Question 5: A fire extinguisher labeled 'Class B' is designed to combat which type of fire?
- Electrical fires
- Flammable liquid fires (Correct answer)
- Ordinary combustible fires
- Metal fires
Correct answer: Flammable liquid fires
Class B fire extinguishers are rated for fires involving flammable liquids such as gasoline, oil, grease, and solvents.
Question 6: According to standard school safety protocols, when should students wear safety goggles in a science lab?
- Only when heating substances over a flame
- Whenever chemicals or projectiles are present (Correct answer)
- Only when the teacher instructs them to do so
- Only when performing dissections
Correct answer: Whenever chemicals or projectiles are present
Safety goggles should be worn whenever there is any risk of chemical splash or flying debris, not only during specific procedures.
Question 7: Which of the following is the correct order of steps when using a fire extinguisher (PASS method)?
- Pull, Aim, Squeeze, Sweep (Correct answer)
- Push, Aim, Start, Spray
- Pull, Activate, Squeeze, Shoot
- Point, Aim, Squeeze, Spray
Correct answer: Pull, Aim, Squeeze, Sweep
PASS stands for Pull the pin, Aim at the base of the fire, Squeeze the handle, and Sweep side to side.
EduTest Test Safety and Compliance 2
A student notices a frayed electrical cord on a classroom projector.
What is the MOST appropriate immediate action?