NEHA Housing and Built Environment 2

Question 1

Sub-slab depressurization (SSD) is the most common active mitigation technique for which indoor environmental hazard?

Accepted Answer

Radon gas

Answer

Volatile organic compounds

Answer

Carbon monoxide

Answer

Mold spores

Question 2

Which HUD standard defines a 'severely inadequate' housing unit based on plumbing, heating, electrical, and upkeep deficiencies?

Accepted Answer

American Housing Survey (AHS) Physical Inadequacy Scale

Answer

National Housing Quality Standards

Answer

ASHRAE Standard 62.2

Answer

International Residential Code Section R101

Question 3

Carbon monoxide (CO) is dangerous in enclosed spaces primarily because it competes with oxygen for binding to which blood protein?

Accepted Answer

Hemoglobin

Answer

Albumin

Answer

Fibrinogen

Answer

Myoglobin

Question 4

ASHRAE Standard 62.2 establishes minimum ventilation rates for which type of occupancy?

Accepted Answer

Low-rise residential buildings

Answer

Commercial office buildings

Answer

Industrial facilities

Answer

Healthcare facilities

Question 5

A dwelling that lacks complete kitchen facilities (sink, cooking equipment, refrigerator) is classified under HUD as which type of housing deficiency?

Accepted Answer

Moderately inadequate

Answer

Severely inadequate

Answer

Overcrowded

Answer

Substandard but habitable

Question 6

The lead dust clearance standard after renovation, repair, and painting (RRP) work in pre-1978 homes requires floor dust samples to contain no more than how many micrograms of lead per square foot?

Accepted Answer

10 µg/ft²

Answer

40 µg/ft²

Answer

100 µg/ft²

Answer

5 µg/ft²

Question 7

What is the primary health concern associated with cockroach infestations in residential housing, beyond direct disease transmission?

Accepted Answer

Allergen production triggering asthma

Answer

Lead contamination of food

Answer

Radon gas accumulation

Answer

Carbon monoxide poisoning