Questions and Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is asbestos primarily used for in construction?
A. Sound amplification
B. Fire resistance
C. Electrical conduction
D. Water purification
Answer: B
Rationale: Asbestos is mainly used for its fire-resistant properties.
2. Asbestos becomes most dangerous when it is:
A. Painted over
B. Wet
C. Disturbed and airborne
D. Frozen
Answer: C
Rationale: Airborne fibers are the main inhalation hazard.
3. The primary route of asbestos exposure is:
A. Skin contact
B. Ingestion
C. Inhalation
D. Injection
Answer: C
Rationale: Asbestos fibers are dangerous when inhaled.
4. Asbestos is classified as a:
A. Nutrient
,B. Mineral fiber
C. Metal
D. Gas
Answer: B
Rationale: It is a naturally occurring mineral fiber.
5. Which organ is most affected by asbestos exposure?
A. Liver
B. Lungs
C. Kidney
D. Heart
Answer: B
Rationale: Asbestos primarily damages lung tissue.
6. Asbestos exposure can lead to:
A. Diabetes
B. Asbestosis
C. Influenza
D. Hypertension
Answer: B
Rationale: Asbestosis is a lung disease caused by asbestos.
7. Mesothelioma is a cancer of the:
A. Skin
B. Liver
C. Lung lining
D. Brain
Answer: C
Rationale: It affects the pleural lining of the lungs.
8. Asbestos fibers are dangerous because they are:
A. Visible
B. Biodegradable
C. Microscopic
D. Magnetic
Answer: C
Rationale: They are too small to be seen and easily inhaled.
,9. Asbestos is most commonly found in:
A. Fresh fruits
B. Older buildings
C. Plastic bottles
D. Soil fertilizers
Answer: B
Rationale: Older buildings often contain asbestos materials.
10. Asbestos is considered a:
A. Safe mineral
B. Carcinogen
C. Vitamin
D. Nutrient
Answer: B
Rationale: It is a known cancer-causing substance.
11–20: Regulations & Compliance
11. OSHA regulates asbestos exposure in the workplace.
A. True
B. False
Answer: A
Rationale: OSHA sets exposure safety standards.
12. EPA stands for:
A. Environmental Protection Agency
B. Energy Production Authority
C. Environmental Pollution Act
D. Emergency Protection Agency
Answer: A
Rationale: EPA regulates environmental hazards.
13. Asbestos abatement refers to:
A. Painting asbestos
B. Removing or controlling asbestos
C. Manufacturing asbestos
, D. Testing food
Answer: B
Rationale: It involves control or removal of asbestos.
14. Permissible Exposure Limit (PEL) refers to:
A. Maximum safe exposure level
B. Minimum wage
C. Temperature limit
D. Noise level
Answer: A
Rationale: It defines allowable exposure to asbestos.
15. Asbestos work regulations are enforced primarily by:
A. Local schools
B. OSHA
C. Banks
D. Retail stores
Answer: B
Rationale: OSHA enforces workplace safety laws.
16. Air monitoring during abatement measures:
A. Water quality
B. Fiber concentration
C. Electricity flow
D. Temperature
Answer: B
Rationale: It measures airborne asbestos fibers.
17. A regulated asbestos area must be:
A. Open to public
B. Restricted access
C. Unmarked
D. Unsealed
Answer: B
Rationale: Access must be controlled.
18. Warning signs in asbestos areas are required to be:
A. Hidden