OHIO PESTICIDE APPLICATOR CORE EXAM QUESTIONS AND
ANSWERS LATEST UPDATED 2025/2026 A COMPLETE
SOLUTION ALL ANSWERS 100% CORRECT DETAILED BEST
GRADED A+ FOR SUCCESS
persistent pesticides - CORRECT ANSWERS leaves residues that stay in environment
without breaking down for a long time
rate of pesticide decay - CORRECT ANSWERS surface type, pH, chemical composure,
presence of microorganisms, temperature, sunlight all affect rate
effects on surfaces - CORRECT ANSWERS discoloration, pitted, marks, corosion,
obstruction to electronic systems, visible deposit
ground water - CORRECT ANSWERS underground water that is held in the soil and in
pervious rocks
aquifer - CORRECT ANSWERS ground water capable of producing significant quantities
of water to a well/spring
rain - CORRECT ANSWERS delay outdoor operations to prevent wash-off/leaching
irrigation - CORRECT ANSWERS depends on amount of water used and how soon
irrigation was done before a pesticide application
solubility - CORRECT ANSWERS some dissolve easily in water and more likely to move
into water systems
absorption - CORRECT ANSWERS some become tightly attached to soil (low absoption
means its not in ground water0
,OHIO PESTICIDE APPLICATOR CORE EXAM QUESTIONS AND
ANSWERS LATEST UPDATED 2025/2026 A COMPLETE
SOLUTION ALL ANSWERS 100% CORRECT DETAILED BEST
GRADED A+ FOR SUCCESS
persistance - CORRECT ANSWERS some break down slowly and remain in environment
for a long amount of time
soil texture - CORRECT ANSWERS proportions of sand/silt/slay
soil permeability - CORRECT ANSWERS general measure of how fast water moves
downward in soil
organic matter - CORRECT ANSWERS effects how much water soil can hold before
moving downward
poisoning - CORRECT ANSWERS harm of internal organs or other systems inside the
body
injuries - CORRECT ANSWERS external irritants
hazard formula - CORRECT ANSWERS hazard=toxicity x exposure
oral exposure cause - CORRECT ANSWERS not washing hands, application to food,
splashing
inhalation exposure causes - CORRECT ANSWERS prolonged contact in poorly venilated
areas, breathing vapors/fumigants, using bad respirator
dermal exposure causes - CORRECT ANSWERS not washing hands, wearing
contaminated clothing, splashing/spray, windy weather, inadequate ppe, touching
, OHIO PESTICIDE APPLICATOR CORE EXAM QUESTIONS AND
ANSWERS LATEST UPDATED 2025/2026 A COMPLETE
SOLUTION ALL ANSWERS 100% CORRECT DETAILED BEST
GRADED A+ FOR SUCCESS
ocular exposure causes - CORRECT ANSWERS splash/spray, windy weather, rubbing
eye, no eye protection
toxicity - CORRECT ANSWERS measure of ability to cause harmful effects
three types of effects - CORRECT ANSWERS acute, delayed, allergic
acute effects - CORRECT ANSWERS effects that appear within 24 hours of exposure
acute dermal effects - CORRECT ANSWERS itch, blister, crack, change color
delayed effect causes - CORRECT ANSWERS repeated exposure single exposure that
isnt apparent until later
chronic effects, - CORRECT ANSWERS tumors, cancer, genetic diseases
developmental effects - CORRECT ANSWERS birth defects, illness/death
systemic effects - CORRECT ANSWERS blood disorders, nerve/brain disorders, skin
disease, lung/resp disease, liver/kidney disease
sensitization - CORRECT ANSWERS first exposure has no allergic reaction, but a later
exposure does
ANSWERS LATEST UPDATED 2025/2026 A COMPLETE
SOLUTION ALL ANSWERS 100% CORRECT DETAILED BEST
GRADED A+ FOR SUCCESS
persistent pesticides - CORRECT ANSWERS leaves residues that stay in environment
without breaking down for a long time
rate of pesticide decay - CORRECT ANSWERS surface type, pH, chemical composure,
presence of microorganisms, temperature, sunlight all affect rate
effects on surfaces - CORRECT ANSWERS discoloration, pitted, marks, corosion,
obstruction to electronic systems, visible deposit
ground water - CORRECT ANSWERS underground water that is held in the soil and in
pervious rocks
aquifer - CORRECT ANSWERS ground water capable of producing significant quantities
of water to a well/spring
rain - CORRECT ANSWERS delay outdoor operations to prevent wash-off/leaching
irrigation - CORRECT ANSWERS depends on amount of water used and how soon
irrigation was done before a pesticide application
solubility - CORRECT ANSWERS some dissolve easily in water and more likely to move
into water systems
absorption - CORRECT ANSWERS some become tightly attached to soil (low absoption
means its not in ground water0
,OHIO PESTICIDE APPLICATOR CORE EXAM QUESTIONS AND
ANSWERS LATEST UPDATED 2025/2026 A COMPLETE
SOLUTION ALL ANSWERS 100% CORRECT DETAILED BEST
GRADED A+ FOR SUCCESS
persistance - CORRECT ANSWERS some break down slowly and remain in environment
for a long amount of time
soil texture - CORRECT ANSWERS proportions of sand/silt/slay
soil permeability - CORRECT ANSWERS general measure of how fast water moves
downward in soil
organic matter - CORRECT ANSWERS effects how much water soil can hold before
moving downward
poisoning - CORRECT ANSWERS harm of internal organs or other systems inside the
body
injuries - CORRECT ANSWERS external irritants
hazard formula - CORRECT ANSWERS hazard=toxicity x exposure
oral exposure cause - CORRECT ANSWERS not washing hands, application to food,
splashing
inhalation exposure causes - CORRECT ANSWERS prolonged contact in poorly venilated
areas, breathing vapors/fumigants, using bad respirator
dermal exposure causes - CORRECT ANSWERS not washing hands, wearing
contaminated clothing, splashing/spray, windy weather, inadequate ppe, touching
, OHIO PESTICIDE APPLICATOR CORE EXAM QUESTIONS AND
ANSWERS LATEST UPDATED 2025/2026 A COMPLETE
SOLUTION ALL ANSWERS 100% CORRECT DETAILED BEST
GRADED A+ FOR SUCCESS
ocular exposure causes - CORRECT ANSWERS splash/spray, windy weather, rubbing
eye, no eye protection
toxicity - CORRECT ANSWERS measure of ability to cause harmful effects
three types of effects - CORRECT ANSWERS acute, delayed, allergic
acute effects - CORRECT ANSWERS effects that appear within 24 hours of exposure
acute dermal effects - CORRECT ANSWERS itch, blister, crack, change color
delayed effect causes - CORRECT ANSWERS repeated exposure single exposure that
isnt apparent until later
chronic effects, - CORRECT ANSWERS tumors, cancer, genetic diseases
developmental effects - CORRECT ANSWERS birth defects, illness/death
systemic effects - CORRECT ANSWERS blood disorders, nerve/brain disorders, skin
disease, lung/resp disease, liver/kidney disease
sensitization - CORRECT ANSWERS first exposure has no allergic reaction, but a later
exposure does
