Kentucky Environmental
Practice Questions & Answers (2026)
Environmental questions on the Kentucky exam cover both federal environmental laws and Kentucky-specific disclosure requirements. Federal topics include lead-based paint (pre-1978 housing), asbestos, radon, underground storage tanks, and CERCLA liability. Kentucky has additional state-level environmental disclosure requirements enforced by the Kentucky Real Estate Commission (KREC) — including Kentucky-specific environmental conditions that affect property use and disclosure. Environmental questions trip up candidates who studied only federal law without reviewing the KY-specific overlay.
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Kentucky Environmental — Practice Questions & Answers
115 questions on Environmental from the Kentucky real estate question bank. First 10 are free — sign up to unlock all 115.
Q1. Radon is a naturally occurring radioactive gas that:
Explanation
Radon is a colorless, odorless radioactive gas that enters buildings through foundation cracks and soil. It is the second leading cause of lung cancer in the U.S. and requires testing and mitigation.
Q2. Lead-based paint disclosure is federally required for homes built:
Explanation
Federal law (42 U.S.C. §4852d) requires sellers and landlords of housing built before 1978 to disclose known lead-based paint hazards and provide an EPA pamphlet.
Q3. Asbestos is most dangerous when:
Explanation
Asbestos is most hazardous when it is friable (easily crumbled), releasing microscopic fibers into the air that can cause mesothelioma, asbestosis, and lung cancer when inhaled.
Q4. Underground storage tanks (USTs) are an environmental concern because:
Explanation
Leaking USTs (often containing petroleum products) can contaminate soil and groundwater, creating significant environmental liability for property owners and sellers.
Q5. CERCLA (Superfund) provides that:
Explanation
CERCLA (Comprehensive Environmental Response, Compensation, and Liability Act) establishes joint and several liability, meaning current owners, past owners, operators, and generators may all be responsible for cleanup costs.
Q6. A phase I environmental site assessment involves:
Explanation
A Phase I ESA involves a visual inspection of the property and a review of historical records, regulatory databases, and interviews. No physical sampling is conducted unless a Phase II is warranted.
Q7. Mold in a property is a potential health hazard because:
Explanation
Mold exposure can cause respiratory issues, allergic reactions, and more serious health problems. Sellers and agents should disclose known mold issues as a material defect.
Q8. Wetlands regulations in Kentucky primarily serve to:
Explanation
Wetlands regulations protect critical ecological functions including water quality filtration, flood absorption, and wildlife habitat. Development on wetlands typically requires federal and state permits.
Q9. The presence of a coal mine near or under a property in Kentucky could create a concern related to:
Explanation
Underground coal mining in Kentucky creates risks of ground subsidence (sinking or collapsing ground) which can damage structures, and buyers should be aware of mining activity near or under a property.
Q10. A property owner who discovers a heating oil tank buried on their property should:
Explanation
Discovering a buried heating oil tank requires engaging environmental professionals to assess contamination, and the owner must follow applicable federal and Kentucky state regulations for proper closure or removal.
Q11. A Phase II Environmental Site Assessment (ESA) involves:
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