ACVPM ENVIRONMENTAL
HEALTH/TOXICOLOGY EXAM
QUESTIONS AND ANSWERS GRADED A+
2026
What are the top six air pollutants (*criteria pollutants)? - ANS Carbon Monoxide
Lead
Nitrogen Oxides
Ozone (ground level)
Particulate Matter
Sulfur Dioxide
Other Air Pollutants
What is the definition of air pollution? - ANS The presence of solids, liquids, or gases in the
OUTDOOR air in amounts that are injurious or detrimental to humans, animals, plants or
property or that unreasonably interfere with the comfortable enjoyment of life and property.
Under the Clean Air Act, what does the Primary Standards protect? - ANS Protect public
health, esp of sensitive people (kids, elderly and asthamatics)
Under the Clean Air Act, what does the Secondary Standards protect? - ANS Protect public
welfare, vegetation, buildings and animals
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, What does MACT stand for? - ANS Maximum achievable control technology
What produces NOx? - ANS motor vehicles
industry
What produces SOx? - ANS coal fired power plants
industry
What produces ground level ozone? - ANS motor vehicles
What produces CO? - ANS motor vehicles
What produces particulate matter? - ANS PM10, PM2.5
paper industry
construction
burning
What produces lead? - ANS steel works
blast furnaces
smelting
What are the two most widespread pollutants that are most common health threats? -
ANS particulate matter polution
ground level ozone
What two types of mold produce aflatoxin? - ANS Aspergillus flavus and Aspergillus
parasiticus
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2
HEALTH/TOXICOLOGY EXAM
QUESTIONS AND ANSWERS GRADED A+
2026
What are the top six air pollutants (*criteria pollutants)? - ANS Carbon Monoxide
Lead
Nitrogen Oxides
Ozone (ground level)
Particulate Matter
Sulfur Dioxide
Other Air Pollutants
What is the definition of air pollution? - ANS The presence of solids, liquids, or gases in the
OUTDOOR air in amounts that are injurious or detrimental to humans, animals, plants or
property or that unreasonably interfere with the comfortable enjoyment of life and property.
Under the Clean Air Act, what does the Primary Standards protect? - ANS Protect public
health, esp of sensitive people (kids, elderly and asthamatics)
Under the Clean Air Act, what does the Secondary Standards protect? - ANS Protect public
welfare, vegetation, buildings and animals
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, What does MACT stand for? - ANS Maximum achievable control technology
What produces NOx? - ANS motor vehicles
industry
What produces SOx? - ANS coal fired power plants
industry
What produces ground level ozone? - ANS motor vehicles
What produces CO? - ANS motor vehicles
What produces particulate matter? - ANS PM10, PM2.5
paper industry
construction
burning
What produces lead? - ANS steel works
blast furnaces
smelting
What are the two most widespread pollutants that are most common health threats? -
ANS particulate matter polution
ground level ozone
What two types of mold produce aflatoxin? - ANS Aspergillus flavus and Aspergillus
parasiticus
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2