MPH Environmental & Occupational Health 3

Question 1

Radon gas is a major public health concern primarily because it is:

Accepted Answer

The leading environmental cause of lung cancer in non-smokers

Answer

A common cause of chemical burns

Answer

A source of waterborne infectious disease

Answer

An outdoor air pollutant regulated under the Clean Air Act

Question 2

Which of the following best describes 'environmental justice'?

Accepted Answer

The equitable distribution of environmental burdens and benefits across all communities

Answer

International law governing cross-border pollution

Answer

A legal framework for suing polluters

Answer

The clean-up of Superfund sites in rural areas

Question 3

Bioaccumulation in the food chain is a concern with which class of pollutants?

Accepted Answer

Persistent organic pollutants (POPs)

Answer

Carbon monoxide

Answer

Nitrogen dioxide

Answer

Particulate matter

Question 4

Heat stress in workers is best prevented by:

Accepted Answer

Providing rest breaks, hydration, and shade or cooling areas

Answer

Increasing workload to promote acclimatization quickly

Answer

Relying solely on PPE such as cooling vests

Answer

Monitoring workers only during heat advisories

Question 5

The term 'LOAEL' in toxicology stands for:

Accepted Answer

Lowest Observed Adverse Effect Level

Answer

Level of Acceptable Environmental Limit

Answer

Limit of Acceptable Animal Exposure Level

Answer

Latency of Adverse Effect in Laboratory

Question 6

Which pollutant is primarily responsible for ground-level ozone formation in urban areas?

Accepted Answer

Nitrogen oxides and volatile organic compounds

Answer

Sulfur dioxide and water vapor

Answer

Carbon monoxide and methane

Answer

Lead and particulate matter