NATIONAL PESTICIDE APPLICATOR CERTIFICATION
CORE MANUAL 2024 ACTUAL EXAM QUESTIONS
WITH CORRECT ANSWERS (VERIFIED ANSWERS)
Which statement is "true" about pesticide exposure routines?
A. Oil-based liquid pesticide formulations, such as emulsifiable concentrates, do not absorb through the
skin
B. Evidence indicates that about 97 percent of all body exposure to pesticides during a spraying
operation is by inhalation
C. Some products that cause systemic injury are as toxic as when they are swallowed
D. The palms and forearms absorb more pesticides than the warm, moist areas of the body - answer-C.
Some products that cause systemic injury are as toxic as when they are swallowed
Which statement is "false" about first-aid response for pesticide exposure to the eye?
A. Hold the eye open and immediately begin gently washing the eye with drips of clean water
B. The water should be dripped directly into the eye, don't use an eyewash dispenser
C. Continuously rinse the eye for 15 minutes
D. Flush under the eyelid with water to remove debris - answer-B. The water should be dripped directly
into the eye, don't use an eyewash dispenser
What is the "first" thing you should do the help a victim of inhalation exposure?
A. Get the victim to fresh air
B. Administer artificial respiration
C. Have the victim lie down and loosen clothing
D. Keep the chin up to ensure that the air passages are open for breathing - answer-A. Get the victim to
fresh air
Which statement is "true" about heat stress?
A. Wearing lots of PPE prevents heat stroke
B. Constriction of pupils is a symptom of heat stroke
C. Less than 10 percent of people affected by severe heat stroke die
,D. Lack of sweat is a symptom of heat stroke - answer-D. Lack of sweat is a symptom of heat stroke
Which statement is "true" about PPE as required by the label?
A. You should not wear more PPE than the label requires
B. Sometimes a label has different PPE requirements for pesticide handlers and early-entry workers
C. You are not required to wear all the PPE listed on the label
D. Wearing the PPE listed on the label ensures that you will not be exposed to pesticides - answer-B.
Sometimes a label has different PPE requirements for pesticide handlers and early-entry workers
Which statement is "true" about PPE chemical resistance?
A. The ability of a given material to protect an individual from a pesticide product is largely a function of
the type of solvent used to formulate the pesticide product
B. Cloth is easy to clean after it becomes contaminated with a pesticide, or it can be inexpensively
disposed of after each use
C. Cotton, leather, and canvas are chemically resistant to dry formulations
D. Gloves, boots, aprons, and suits made of rubber or plastic are the least chemically resistant - answer-
A. The ability of a given material to protect an individual from a pesticide product is largely a function of
the type of solvent used to formulate the pesticide product
If a pesticide label states that you must wear gloves based on guidelines in Chemical Resistance
Category "D", which materials provide the best protection from the pesticide?
A. Nitrile rubber or neoprene rubber
B. Natural rubber or polyethylene
C. Polyvinyl chloride or vitron
D. Barrier laminate or butyl rubber - answer-D. Barrier laminate or butyl rubber
Which parts of the body are the most likely to be exposed to pesticides?
A. The hands and forearms
B. The feet and legs
C. The chest and forearms
D. The eyes and lungs - answer-A. The hands and forearms
,According to the Worker Protection Standard, what must the pesticide handler have access to if the
label requires goggles for eye protection?
A. A full faceshield to cover the goggles
B. An eyewash dispenser
C. A half-face respirator
D. A full-face respirator - answer-B. An eyewash dispenser
According to EPA criteria, what type of respirator must you wear when applying liquid pesticide
products from Toxicity Class I?
A. Use a NIOSH-approved respirator with any N, R, P or 100 series prefilter
B. Use a NIOSH-approved respirator with an organic vapor (OV) cartridge or canister with any N, R, P, or
100 series prefilter
C. Use an air-supplying respirator (NIOSH TC-19C)
D. Use a self-contained breathing apparatus (NIOSH TC-13F) - answer-B. Use a NIOSH-approved
respirator with an organic vapor (OV) cartridge or canister with any N, R, P, or 100 series prefilter
What is the purpose of the fit check
A. To select the right size respirator for the user
B. To make sure you have a tight-fitting seal with no leakages each time you use the respirator
C. To see if you can taste or smell any substance leaking into the mask
D. To measure respirator fit by comparing the dust concentration in the surrounding air with the dust
concentration inside the respirator - answer-B. To make sure you have a tight-fitting seal with no
leakages each time you use the respirator
Which is "true" about disposable PPE?
A. Inexpensive disposables may be a good choice for brief pesticide-handling activities
B. Non-woven coveralls and hods are usually designed to be worn for 7 workdays
C. Dust/mist masks, prefilters, canisters, and filtering and vapor-removing cartridges can be cleaned and
reused three or four times before disposing of them
, D. Chemical-resistant gloves, footwear, and aprons that are labeled as disposable are designed to be
worn three or four times before disposing of them - answer-A. Inexpensive disposables may be a good
choice for brief pesticide-handling activities
Which statement is "true" about washing contaminated PPE?
A. Wash a full load of PPE items at a time
B. Use cold water and one wash cycle
C. Use only very short wash cycles
D. After washing the items, run the washer through at least one additional entire cycle without clothing
- answer-D. After washing the items, run the washer through at least one additional entire cycle without
clothing
Which statement is "true" about respirator maintenance?
A. Respirator cartridges must be stored in an air-tight bag or they lose their effectiveness
B. Inspect respirators twice each year for signs of wear and tear
C. After use, prefilters should be stored in a zip-closable bag with canisters and cartridges
D. Use a substitute canister or cartridge if you cannot find the replacement part for your respirator -
answer-A. Respirator cartridges must be stored in an air-tight bag or they lose their effectiveness
Which property of a pesticide would make it more likely to move with water in surface runoff?
A. High solubility
B. High adsorption
C. High volatility
D. A tendency to evaporate quickly - answer-A. High solubility
Which statement is "true" about groundwater or surface water contamination by pesticides?
A. Pesticides cannot reach groundwater by runoff
B. Runoff and erosion are sources of surface water contamination by pesticides
C. Pesticide-contaminated surface water will not reach groundwater
CORE MANUAL 2024 ACTUAL EXAM QUESTIONS
WITH CORRECT ANSWERS (VERIFIED ANSWERS)
Which statement is "true" about pesticide exposure routines?
A. Oil-based liquid pesticide formulations, such as emulsifiable concentrates, do not absorb through the
skin
B. Evidence indicates that about 97 percent of all body exposure to pesticides during a spraying
operation is by inhalation
C. Some products that cause systemic injury are as toxic as when they are swallowed
D. The palms and forearms absorb more pesticides than the warm, moist areas of the body - answer-C.
Some products that cause systemic injury are as toxic as when they are swallowed
Which statement is "false" about first-aid response for pesticide exposure to the eye?
A. Hold the eye open and immediately begin gently washing the eye with drips of clean water
B. The water should be dripped directly into the eye, don't use an eyewash dispenser
C. Continuously rinse the eye for 15 minutes
D. Flush under the eyelid with water to remove debris - answer-B. The water should be dripped directly
into the eye, don't use an eyewash dispenser
What is the "first" thing you should do the help a victim of inhalation exposure?
A. Get the victim to fresh air
B. Administer artificial respiration
C. Have the victim lie down and loosen clothing
D. Keep the chin up to ensure that the air passages are open for breathing - answer-A. Get the victim to
fresh air
Which statement is "true" about heat stress?
A. Wearing lots of PPE prevents heat stroke
B. Constriction of pupils is a symptom of heat stroke
C. Less than 10 percent of people affected by severe heat stroke die
,D. Lack of sweat is a symptom of heat stroke - answer-D. Lack of sweat is a symptom of heat stroke
Which statement is "true" about PPE as required by the label?
A. You should not wear more PPE than the label requires
B. Sometimes a label has different PPE requirements for pesticide handlers and early-entry workers
C. You are not required to wear all the PPE listed on the label
D. Wearing the PPE listed on the label ensures that you will not be exposed to pesticides - answer-B.
Sometimes a label has different PPE requirements for pesticide handlers and early-entry workers
Which statement is "true" about PPE chemical resistance?
A. The ability of a given material to protect an individual from a pesticide product is largely a function of
the type of solvent used to formulate the pesticide product
B. Cloth is easy to clean after it becomes contaminated with a pesticide, or it can be inexpensively
disposed of after each use
C. Cotton, leather, and canvas are chemically resistant to dry formulations
D. Gloves, boots, aprons, and suits made of rubber or plastic are the least chemically resistant - answer-
A. The ability of a given material to protect an individual from a pesticide product is largely a function of
the type of solvent used to formulate the pesticide product
If a pesticide label states that you must wear gloves based on guidelines in Chemical Resistance
Category "D", which materials provide the best protection from the pesticide?
A. Nitrile rubber or neoprene rubber
B. Natural rubber or polyethylene
C. Polyvinyl chloride or vitron
D. Barrier laminate or butyl rubber - answer-D. Barrier laminate or butyl rubber
Which parts of the body are the most likely to be exposed to pesticides?
A. The hands and forearms
B. The feet and legs
C. The chest and forearms
D. The eyes and lungs - answer-A. The hands and forearms
,According to the Worker Protection Standard, what must the pesticide handler have access to if the
label requires goggles for eye protection?
A. A full faceshield to cover the goggles
B. An eyewash dispenser
C. A half-face respirator
D. A full-face respirator - answer-B. An eyewash dispenser
According to EPA criteria, what type of respirator must you wear when applying liquid pesticide
products from Toxicity Class I?
A. Use a NIOSH-approved respirator with any N, R, P or 100 series prefilter
B. Use a NIOSH-approved respirator with an organic vapor (OV) cartridge or canister with any N, R, P, or
100 series prefilter
C. Use an air-supplying respirator (NIOSH TC-19C)
D. Use a self-contained breathing apparatus (NIOSH TC-13F) - answer-B. Use a NIOSH-approved
respirator with an organic vapor (OV) cartridge or canister with any N, R, P, or 100 series prefilter
What is the purpose of the fit check
A. To select the right size respirator for the user
B. To make sure you have a tight-fitting seal with no leakages each time you use the respirator
C. To see if you can taste or smell any substance leaking into the mask
D. To measure respirator fit by comparing the dust concentration in the surrounding air with the dust
concentration inside the respirator - answer-B. To make sure you have a tight-fitting seal with no
leakages each time you use the respirator
Which is "true" about disposable PPE?
A. Inexpensive disposables may be a good choice for brief pesticide-handling activities
B. Non-woven coveralls and hods are usually designed to be worn for 7 workdays
C. Dust/mist masks, prefilters, canisters, and filtering and vapor-removing cartridges can be cleaned and
reused three or four times before disposing of them
, D. Chemical-resistant gloves, footwear, and aprons that are labeled as disposable are designed to be
worn three or four times before disposing of them - answer-A. Inexpensive disposables may be a good
choice for brief pesticide-handling activities
Which statement is "true" about washing contaminated PPE?
A. Wash a full load of PPE items at a time
B. Use cold water and one wash cycle
C. Use only very short wash cycles
D. After washing the items, run the washer through at least one additional entire cycle without clothing
- answer-D. After washing the items, run the washer through at least one additional entire cycle without
clothing
Which statement is "true" about respirator maintenance?
A. Respirator cartridges must be stored in an air-tight bag or they lose their effectiveness
B. Inspect respirators twice each year for signs of wear and tear
C. After use, prefilters should be stored in a zip-closable bag with canisters and cartridges
D. Use a substitute canister or cartridge if you cannot find the replacement part for your respirator -
answer-A. Respirator cartridges must be stored in an air-tight bag or they lose their effectiveness
Which property of a pesticide would make it more likely to move with water in surface runoff?
A. High solubility
B. High adsorption
C. High volatility
D. A tendency to evaporate quickly - answer-A. High solubility
Which statement is "true" about groundwater or surface water contamination by pesticides?
A. Pesticides cannot reach groundwater by runoff
B. Runoff and erosion are sources of surface water contamination by pesticides
C. Pesticide-contaminated surface water will not reach groundwater
