NATIONAL PESTICIDE APPLICATOR CERTIFICATION
CORE MANUAL PRACTICE EXAM 2026/2027 COMPLETE
STUDY QUESTIONS WITH CORRECT SOLUTIONS
GUARANTEED PASS | RATED A+
Which practice would help prevent groundwater or surface water contamination?
A. Eliminate grass strips that are between treated fields and streams.
B. Store and mix herbicides around abandoned wells.
C. Select pesticides that tightly adsorb to soil and are not persistent.
D. Apply pesticides broadly over large areas. - Answer>>> C
What is a tolerance as set by the EPA?
A. The maximum amount of pesticides residue that may legally remain on or in a commodity at
the time of harvest or slaughter.
B. The maximum amount of pesticide residue that workers may be exposed to during the course
of an average workday.
C. The minimum amount of pesticide residue that may remain on a crop during the growing
season.
D. The minimum amount of pesticide residue that may be consumed by a 150-pound person on a
yearly basis. - Answer>>> A
What should be done if cholinesterase levels fall significantly below baseline?
A. Have the pesticide handler increase the use of personal protective equipment until the
cholinesterase level builds back up again to normal levels.
B. Remove the pesticide handler from pesticide exposure for at least one year.
C. Remove the pesticide handler from pesticide exposure until such time as the cholinesterase
level builds back up again to normal levels.
, D. Seek medical attention immediately for the pesticide handler and have them avoid mixing and
loading pesticides for 48 hours after the last exposure. - Answer>>> C
Which is the appropriate way to wear gloves and footwear for a job in which you will be
working with your arms raised some of the time and lowered some of the time?
A. Wear gloves with your sleeves over them and put your pant legs outside your boots.
B. Wear gloves outside of your sleeves and war your pant legs inside your boots.
C. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs inside your
boots.
D. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs outside your
boots. - Answer>>> D
Which statement is true about protective clothing and equipment statements?
A. Pesticide labels are very consistent in the type of information they contain on protective
clothing and equipment.
B. When a respirator is required, the model is always specified on the label.
C. It is not necessary to follow all advice on protective clothing or equipment that appears on the
label.
D. If a pesticide label does not specifically mention a type of protective clothing or equipment
that does not rule out the need for the additional protection or equipment. - Answer>>> D
Which term describes the pest population density that causes the losses equal to the cost of
control measures?
A. Economic threshold.
B. Economic injury level.
C. Action threshold.
D. Pest threshold. - Answer>>> B
What should be done with cancelled pesticide products that can no longer be legally used?
CORE MANUAL PRACTICE EXAM 2026/2027 COMPLETE
STUDY QUESTIONS WITH CORRECT SOLUTIONS
GUARANTEED PASS | RATED A+
Which practice would help prevent groundwater or surface water contamination?
A. Eliminate grass strips that are between treated fields and streams.
B. Store and mix herbicides around abandoned wells.
C. Select pesticides that tightly adsorb to soil and are not persistent.
D. Apply pesticides broadly over large areas. - Answer>>> C
What is a tolerance as set by the EPA?
A. The maximum amount of pesticides residue that may legally remain on or in a commodity at
the time of harvest or slaughter.
B. The maximum amount of pesticide residue that workers may be exposed to during the course
of an average workday.
C. The minimum amount of pesticide residue that may remain on a crop during the growing
season.
D. The minimum amount of pesticide residue that may be consumed by a 150-pound person on a
yearly basis. - Answer>>> A
What should be done if cholinesterase levels fall significantly below baseline?
A. Have the pesticide handler increase the use of personal protective equipment until the
cholinesterase level builds back up again to normal levels.
B. Remove the pesticide handler from pesticide exposure for at least one year.
C. Remove the pesticide handler from pesticide exposure until such time as the cholinesterase
level builds back up again to normal levels.
, D. Seek medical attention immediately for the pesticide handler and have them avoid mixing and
loading pesticides for 48 hours after the last exposure. - Answer>>> C
Which is the appropriate way to wear gloves and footwear for a job in which you will be
working with your arms raised some of the time and lowered some of the time?
A. Wear gloves with your sleeves over them and put your pant legs outside your boots.
B. Wear gloves outside of your sleeves and war your pant legs inside your boots.
C. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs inside your
boots.
D. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs outside your
boots. - Answer>>> D
Which statement is true about protective clothing and equipment statements?
A. Pesticide labels are very consistent in the type of information they contain on protective
clothing and equipment.
B. When a respirator is required, the model is always specified on the label.
C. It is not necessary to follow all advice on protective clothing or equipment that appears on the
label.
D. If a pesticide label does not specifically mention a type of protective clothing or equipment
that does not rule out the need for the additional protection or equipment. - Answer>>> D
Which term describes the pest population density that causes the losses equal to the cost of
control measures?
A. Economic threshold.
B. Economic injury level.
C. Action threshold.
D. Pest threshold. - Answer>>> B
What should be done with cancelled pesticide products that can no longer be legally used?
