IOWA CORE CERTIFICATION EVALUATION
2026 SOLVED QUESTIONS GRADED A+
◉ What type of pesticide moves from the site of absorption in a
treated plant or animal to other tissues?
Answer: Systemic
◉ Which of the following describes a systemic effect to a pesticide?
A. A skin rash where the pesticide was in contact with your skin
B. Nausea from spilling pesticides on your legs
C. Developing a reaction to a pesticide that others do not
D. Eye irritation from rubbing your eye with contaminated gloves
Answer: Nausea from spilling pesticides on your legs
◉ What is the term for the minimum number of days allowed
between the pesticide application and harvest?
Answer: Preharvest interval
◉ What is the term that describes the harmful effects that occur
from small, repeated exposures to pesticides over a period of time?
Answer: Chronic toxicity
,◉ According to the Iowa Bee Rule, how far away must commercial
applicators be from registered apiaries when applying pesticides
labeled as toxic to bees between 9 a.m. and 6 p.m.?
Answer: 1 mile
◉ A label calls for a granular pesticide to be applied at 8 ounces per
1,000 feet of row. You have to treat 4 rows, each 1/4 mile in length.
How much product do you need for this job? 1 mile = 5280 linear
feet
A. 21 ounces
B. 32 ounces
C. 42 ounces
D. 62.5 ounces
Answer: 42 ounces
◉ Which statement about emergency response planning is true?
A. In the event of an emergency, contact your attorney first
B. Several people should be given the authority in an emergency
situation
C. Update the emergency response plan only after an emergency
D. Practice emergency procedures so everyone knows what to do
Answer: Practice emergency procedures so everyone knows what to
do
, ◉ How can accidental bee kills from insecticide poisoning be
minimized?
A. Applying treatments when bees are not foraging
B. Spraying only when plants are flowering
C. Using aerial application
D. Using wettable powder formulations
Answer: Applying treatments when bees are not foraging
◉ Which agency regulates the sale and use of pesticides in the
United States?
Answer: Environmental Protection Agency
◉ Which of the following is a cause of vapor drift?
A. Dissolving in water
B. Low temperatures
C. Nozzle pressure
D. Volatilization
Answer: Volatilization
◉ Which of the following describes a measure of how poisonous a
pesticide is after a single, one-time exposure?
A. Acute toxicity
2026 SOLVED QUESTIONS GRADED A+
◉ What type of pesticide moves from the site of absorption in a
treated plant or animal to other tissues?
Answer: Systemic
◉ Which of the following describes a systemic effect to a pesticide?
A. A skin rash where the pesticide was in contact with your skin
B. Nausea from spilling pesticides on your legs
C. Developing a reaction to a pesticide that others do not
D. Eye irritation from rubbing your eye with contaminated gloves
Answer: Nausea from spilling pesticides on your legs
◉ What is the term for the minimum number of days allowed
between the pesticide application and harvest?
Answer: Preharvest interval
◉ What is the term that describes the harmful effects that occur
from small, repeated exposures to pesticides over a period of time?
Answer: Chronic toxicity
,◉ According to the Iowa Bee Rule, how far away must commercial
applicators be from registered apiaries when applying pesticides
labeled as toxic to bees between 9 a.m. and 6 p.m.?
Answer: 1 mile
◉ A label calls for a granular pesticide to be applied at 8 ounces per
1,000 feet of row. You have to treat 4 rows, each 1/4 mile in length.
How much product do you need for this job? 1 mile = 5280 linear
feet
A. 21 ounces
B. 32 ounces
C. 42 ounces
D. 62.5 ounces
Answer: 42 ounces
◉ Which statement about emergency response planning is true?
A. In the event of an emergency, contact your attorney first
B. Several people should be given the authority in an emergency
situation
C. Update the emergency response plan only after an emergency
D. Practice emergency procedures so everyone knows what to do
Answer: Practice emergency procedures so everyone knows what to
do
, ◉ How can accidental bee kills from insecticide poisoning be
minimized?
A. Applying treatments when bees are not foraging
B. Spraying only when plants are flowering
C. Using aerial application
D. Using wettable powder formulations
Answer: Applying treatments when bees are not foraging
◉ Which agency regulates the sale and use of pesticides in the
United States?
Answer: Environmental Protection Agency
◉ Which of the following is a cause of vapor drift?
A. Dissolving in water
B. Low temperatures
C. Nozzle pressure
D. Volatilization
Answer: Volatilization
◉ Which of the following describes a measure of how poisonous a
pesticide is after a single, one-time exposure?
A. Acute toxicity
