update Questions and Answers
DOMAIN 1: HAZARDOUS MATERIALS RECOGNITION & IDENTIFICATION
1. According to DOT regulations, a hazardous material is defined as any substance
or material that poses an unreasonable risk to:
A) Only the environment
B) Health, safety, and property when transported in commerce
C) Only human health
D) Only property during storage
Answer B
2. How many DOT hazard classes exist?
A) 7
B) 9
C) 10
D) 8
Answer B
3. Which DOT hazard class includes flammable liquids?
A) Class 2
B) Class 3
,C) Class 4
D) Class 5
Answer B
4. Class 6, Division 6.1 covers:
A) Poisonous gases
B) Infectious substances
C) Poisonous (toxic) materials
D) Corrosive materials
Answer C
5. Which class is designated for radioactive materials?
A) Class 5
B) Class 6
C) Class 7
D) Class 8
Answer C
6. The DOT definition of a "bulk package" is a packaging with a maximum capacity
greater than:
A) 119 gallons (450 L) for liquids or 882 lbs (400 kg) for solids
B) 100 gallons for liquids only
, C) 500 lbs for solids only
D) 55 gallons for liquids or 200 lbs for solids
Answer A
7. A non-bulk package is defined as one with a capacity of:
A) Less than 119 gallons liquid or less than 882 lbs solid
B) Less than 55 gallons liquid or less than 500 lbs solid
C) Less than 100 gallons liquid or less than 200 lbs solid
D) Less than 50 gallons liquid or less than 100 lbs solid
Answer A
8. Which of the following is considered a bulk packaging?
A) 55-gallon drum
B) MC-331 cargo tank
C) 5-gallon bucket
D) Composite packaging IBC
Answer B
9. The UN identification number system is designed to:
A) Replace the use of placards
B) Provide a unique four-digit number to identify specific hazardous materials