Understanding Hazards
49 practice questions with explanations — 15 free to try
2 of these 49 questions are in the free 15-question taster · the full topic is part of Premium
PassNova has 49 IOSH Managing Safely practice questions on Understanding Hazards, each with a clear explanation. A 15-question taster is free with no sign-up; the full bank is part of PassNova Premium. Updated for 2026.
Understanding Hazards: example questions & answers
2 worked examples with answers and explanations below. Try 15 IOSH Managing Safely questions free in the browser; the full 49-question Understanding Hazards bank is part of PassNova Premium.
What is a chemical hazard?
- AA micro-organism such as a bacterium that can cause infection
- BA substance or preparation that can harm health or damage property✓
- CEnergy such as noise, vibration or radiation that can cause harm
- DA work pattern, such as long shifts, that can cause fatigue and stress
Answer: Chemical hazards include toxic, corrosive, flammable, or reactive substances that can harm health or damage property.
What information should be checked before using a chemical?
- AThe colour of the hazard label and the size of the container
- BThe product brochure, for the brand name and uses
- CThe delivery note, for the quantity and date of supply
- DSafety data sheet (SDS) for hazards, exposure limits, and precautions✓
Answer: Safety Data Sheets provide detailed hazard information, exposure limits, first aid measures, and appropriate controls.