MDARD MICHIGAN CORE PESTICIDE APPLICATOR EXAM STUDY GUIDE | (
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ACTUAL 2025/2026) QUESTIONS WITH 100% CORRECT ANSWERS | VERIFI
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ED
Good work practices-eyewear ----Answers ---- minimum eyewear is
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safety glasses g
-if goggles required, have eyewash dispenser immediately available
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-consult eye doctor if wear contact lenses
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List and describe the 3 levels of oil degradation resistance of Non p
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owered APR particulate filters ---Answers ---- N series- not oil-
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resistant
-R series- oil resistant up to 8 hours
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-
-P series are oil-proof
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Describe the 2 types of purifying elements for air purifying respirators (
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APRs) ----Answers ----- particulate filters- remove dusts, aerosols, or
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sprays suspended in the air
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-chemical cartridges or canisters- remove contaminant-
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specific gases and vapors g g g
Laundering woven work clothes guidelines ----Answers ---- outdoors,
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shake any dry material, hang to air out
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-wash work clothes separately
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-
load only a few items into washing machine so plenty of water and agitat
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ion
-use hot water and highest water level
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,-prerinse items g
-use heavy-duty detergent
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-run on heaviest cycle, use 2 cycles
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-discard heavily contaminated garments
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-line dry outdoors if possible
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-run additional cycle between loads before doing household laundry
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Which property of a pesticide would make it more likely to move in surfa
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ce water runoff?
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a) high solubility
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b) high absorption
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c) high volatility ----Answers --- a) high slubiloity
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Which statement about movement of pesticides from the application s
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ite is true?
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a) Drift is seldom an issue with indoor applications
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b) Runoff and erosion are sources of surface water contamination by
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pesticides
c) leaching is the main way that pesticides move great distances ----
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Answers ---b) Runoff and erosion are sources of surface water
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contamination by pesticides g g
Which is an example of nonpoint-source contamination of groundwater?
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a) back-siphoning of pesticide spills at a wellhead g g g g g g
b) leaching from a pesticide mixing area
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,c) pesticides that dissolve and leach through soil after it rains ----
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Answers
g
c) pesticides that dissolve and leach through soil after it
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rains
Under which conditions are pesticides more likely to leach through soil?
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a) heavy clay soil, high in organic matter
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b) sandy soil, high in organic matter
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c) sandy soil, low in organic matter ----Answers --- c) sandy soil, low
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in organic matter
g g
Which best management practice will help prevent contamination of surf
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ace water and groundwater by pesticides?
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a) using pesticides that are highly water-soluble
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b) Following IPM principles g g
c) selecting persistant pesticides ----Answers --- b) Following IPM
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principles
Which 2 factors are most important in avoiding vapor drift?
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a) Droplet size and wind speed g g g g
b) air stability and temperature
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c) temperature and pesticide volatility ----Answers --- c) temperature
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and pesticide volatility
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Which statement about sensitive areas is true?
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, a) do not spray a larger target site if it contains a sensitive area
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b) Pesticide labels may list special precautions around sensitive areas
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c) endangered species' habitats are not considered sensitive areas ---- g g g g g g g g
Answers ---b) pesticide labels may list special precautions around
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sensitive areas g
Which statement about protecting bees from pesticide injury is true?
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a) Use foliar applications when possible
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b) Spray crops when they are in bloom g g g g g g
c) apply insecticides in the evening or at night ----Answers --- c) apply
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insecticides in the evening or at night g g g g g g
List and describe the physical and chemical characteristics of pestici
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des that determine how they will interact with the environment
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(4) ----Answers ---- solubility- ability of a pesticide to dissolve in a
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solvent-
usually water, high solubility more likely to move with water in runoff or
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thru soil g
-adsorption- the process by which a pesticides bind to soil particles-
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oil-
g
soluble pesticides more attracted to clay and org matter than water
g g g g g g g g g g
-soluble- pesticides that adsorb less likely to move from spray site
g g g g g g g g g g
-persistence-
gthe ability of a pesticide to remain present and active in its original for
g g g g g g g g g g g g g
m for an extended period of time before its breakdown, longer half-
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life longer persistence,
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-volatility-
gtendency of a pesticide to turn into a gas or vapor, volatilization positive
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ly correlated with temperature, negatively correlated with RH (evap incr
g g g g g g g g g
eases in drier conditions)
g g g
g g g g g g g g g
ACTUAL 2025/2026) QUESTIONS WITH 100% CORRECT ANSWERS | VERIFI
g g g g g g g g
ED
Good work practices-eyewear ----Answers ---- minimum eyewear is
g g g g g
safety glasses g
-if goggles required, have eyewash dispenser immediately available
g g g g g g g
-consult eye doctor if wear contact lenses
g g g g g g
List and describe the 3 levels of oil degradation resistance of Non p
g g g g g g g g g g g g
owered APR particulate filters ---Answers ---- N series- not oil-
g g g g g g g
resistant
-R series- oil resistant up to 8 hours
g g g g g g g
-
-P series are oil-proof
g g g
Describe the 2 types of purifying elements for air purifying respirators (
g g g g g g g g g g g
APRs) ----Answers ----- particulate filters- remove dusts, aerosols, or
g g g g g g
sprays suspended in the air
g g g g
-chemical cartridges or canisters- remove contaminant-
g g g g g
specific gases and vapors g g g
Laundering woven work clothes guidelines ----Answers ---- outdoors,
g g g g g
shake any dry material, hang to air out
g g g g g g g
-wash work clothes separately
g g g
-
load only a few items into washing machine so plenty of water and agitat
g g g g g g g g g g g g g
ion
-use hot water and highest water level
g g g g g g
,-prerinse items g
-use heavy-duty detergent
g g
-run on heaviest cycle, use 2 cycles
g g g g g g
-discard heavily contaminated garments
g g g
-line dry outdoors if possible
g g g g
-run additional cycle between loads before doing household laundry
g g g g g g g g
Which property of a pesticide would make it more likely to move in surfa
g g g g g g g g g g g g g
ce water runoff?
g g
a) high solubility
g
b) high absorption
g
c) high volatility ----Answers --- a) high slubiloity
g g g g
Which statement about movement of pesticides from the application s
g g g g g g g g g
ite is true?
g g
a) Drift is seldom an issue with indoor applications
g g g g g g g
b) Runoff and erosion are sources of surface water contamination by
g g g g g g g g g g
pesticides
c) leaching is the main way that pesticides move great distances ----
g g g g g g g g g g
Answers ---b) Runoff and erosion are sources of surface water
g g g g g g g g g
contamination by pesticides g g
Which is an example of nonpoint-source contamination of groundwater?
g g g g g g g g
a) back-siphoning of pesticide spills at a wellhead g g g g g g
b) leaching from a pesticide mixing area
g g g g g
,c) pesticides that dissolve and leach through soil after it rains ----
g g g g g g g g g g
Answers
g
c) pesticides that dissolve and leach through soil after it
g g g g g g g g g
rains
Under which conditions are pesticides more likely to leach through soil?
g g g g g g g g g g
a) heavy clay soil, high in organic matter
g g g g g g
b) sandy soil, high in organic matter
g g g g g
c) sandy soil, low in organic matter ----Answers --- c) sandy soil, low
g g g g g g g g g
in organic matter
g g
Which best management practice will help prevent contamination of surf
g g g g g g g g g
ace water and groundwater by pesticides?
g g g g g
a) using pesticides that are highly water-soluble
g g g g g
b) Following IPM principles g g
c) selecting persistant pesticides ----Answers --- b) Following IPM
g g g g g
principles
Which 2 factors are most important in avoiding vapor drift?
g g g g g g g g g
a) Droplet size and wind speed g g g g
b) air stability and temperature
g g g
c) temperature and pesticide volatility ----Answers --- c) temperature
g g g g g
and pesticide volatility
g g
Which statement about sensitive areas is true?
g g g g g g
, a) do not spray a larger target site if it contains a sensitive area
g g g g g g g g g g g g
b) Pesticide labels may list special precautions around sensitive areas
g g g g g g g g
c) endangered species' habitats are not considered sensitive areas ---- g g g g g g g g
Answers ---b) pesticide labels may list special precautions around
g g g g g g g g
sensitive areas g
Which statement about protecting bees from pesticide injury is true?
g g g g g g g g g
a) Use foliar applications when possible
g g g g
b) Spray crops when they are in bloom g g g g g g
c) apply insecticides in the evening or at night ----Answers --- c) apply
g g g g g g g g g
insecticides in the evening or at night g g g g g g
List and describe the physical and chemical characteristics of pestici
g g g g g g g g g
des that determine how they will interact with the environment
g g g g g g g g g
(4) ----Answers ---- solubility- ability of a pesticide to dissolve in a
g g g g g g g g g
solvent-
usually water, high solubility more likely to move with water in runoff or
g g g g g g g g g g g g g
thru soil g
-adsorption- the process by which a pesticides bind to soil particles-
g g g g g g g g g g
oil-
g
soluble pesticides more attracted to clay and org matter than water
g g g g g g g g g g
-soluble- pesticides that adsorb less likely to move from spray site
g g g g g g g g g g
-persistence-
gthe ability of a pesticide to remain present and active in its original for
g g g g g g g g g g g g g
m for an extended period of time before its breakdown, longer half-
g g g g g g g g g g g
life longer persistence,
g g
-volatility-
gtendency of a pesticide to turn into a gas or vapor, volatilization positive
g g g g g g g g g g g g
ly correlated with temperature, negatively correlated with RH (evap incr
g g g g g g g g g
eases in drier conditions)
g g g
