CSS Hazard Recognition and Control 2

Question 1

Which hierarchy of controls method is considered the MOST effective at eliminating workplace hazards?

Accepted Answer

Elimination

Answer

Administrative controls

Answer

Personal protective equipment

Answer

Engineering controls

Question 2

A safety supervisor notices workers are exposed to silica dust during concrete grinding. Which action BEST applies the hierarchy of controls?

Accepted Answer

Switch to wet grinding methods to suppress dust

Answer

Require workers to wear N95 respirators

Answer

Post warning signs near the grinding area

Answer

Limit workers to 2-hour shifts on the task

Question 3

What does a Job Hazard Analysis (JHA) primarily help a safety supervisor accomplish?

Accepted Answer

Identify hazards associated with each step of a task before work begins

Answer

Determine worker compensation rates

Answer

Schedule maintenance intervals for equipment

Answer

Calculate the cost of PPE for a project

Question 4

Which type of hazard is characterized by repeated motion, awkward postures, and forceful exertions leading to musculoskeletal disorders?

Accepted Answer

Ergonomic hazard

Answer

Biological hazard

Answer

Chemical hazard

Answer

Physical hazard

Question 5

When conducting a workplace inspection, a safety supervisor finds a frayed electrical cord on a power tool. This is BEST classified as which type of hazard?

Accepted Answer

Unsafe condition

Answer

Unsafe act

Answer

Near-miss event

Answer

Behavioral hazard

Question 6

Which OSHA standard requires employers to identify, evaluate, and control employee exposures to chemical, physical, biological, and ergonomic hazards?

Accepted Answer

OSHA's General Duty Clause Section 5(a)(1)

Answer

OSHA 29 CFR 1910.132 – PPE Standard

Answer

OSHA 29 CFR 1910.1000 – Air Contaminants

Answer

OSHA 29 CFR 1910.147 – Lockout/Tagout

Question 7

A flammable liquid storage room is poorly ventilated and workers use spark-producing tools nearby. This situation represents which concept?

Accepted Answer

Compounding hazards

Answer

Residual risk

Answer

Acceptable risk threshold

Answer

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