Iowa Applicator 11F questions and answers
2026\2027 A+ Grade
Which of the following types of pesticide controls fungi?
A. Fungicide
B. Insecticide
C. Miticide
D. herbicide
- correct answer A. Fungicide
If nozzles and booms are not properly positioned, spray will strike the aircraft and
A. Collect and fall off in large drops
B. Distort the spray pattern
C. Waste pesticide material
D. Cause corrosion of aircraft parts
E. All
- correct answer E. All
Pastures treated with 2-4D should not be grazed by lactating dairy cows
A. For the specific interval stated on the herbicide label
B. Until one day after the application
C. Until 72 hours after application
D. Until the spray has dried
- correct answer A. For the specific interval stated on the herbicide label
,A well-trained pilot will be able to compensate for an inaccurately calibrated
A. true
B. False
- correct answer A. True
According to the iowa bee rule, when can a commercial applicator apply pesticide
A. Never, doing so would be inconsistent with the label
B. Anytime, as long as label directions are followed
C. Between 8am & 6pm
D. After 6pm but before 8am
- correct answer D. After 6pm but after 8am
The reduction of pest population by natural enemies is known as what
A. Mechanical Control
B. Cultural Control
C. Biological Control
D. Regulatory control
- correct answer C. Biological control
Which statement is True about pest damage
A. All insect feeding results in the same type of damage
B. any observed damage is always due to the pest
C. Pest population size does not affect the amount of damage
D. Pest damage can be used to help identify a pest
- correct answer D. Pest damage can be used to help identify a pest
,Droplets ten to become trapped in the wingtip vortex zones
A. Larger
B. Smaller
- correct answer B. Smaller
Symptoms caused by nematodes on field crops include
A. water-soaked or yellow spots on leaves
B. All of the above
C. poorly developed root systems with numerous short stubby roots
D. Spots of various shapes and sizes on leaves
- correct answer C. poorly developed root systems with numerous short stubby roots
The density of a pest population at which the cost of control equals the amount of crop loss caused by
the cost is referred to as the
A. integrated pest level
B. Crop threshold
C. Pest population index
D. Economic injury level
- correct answer D. economic injury level
The use of combined tactics to keep pest population below economically damaging levels while avoiding
adverse effects to humans, wildlife
A. Economic threshold
B. Pesticide management
C. Integrated pest management
Cultural control
- correct answer A. economic threshold
, Which of the following factors affect the swarm width, application rate, and pattern of granular material
A. Humidity, LD50 & use classification
B. Wind speed, temp, & and humidity
C. Density use pattern & and target pest
D. Size, shape flowability & density
- correct answer D. Size shape flowability & density
When working with pesticides
A. wash the outside of your gloves with soapy water before removing the other ppe
B. Always use latex gloves when mixing and loading
C. gloves are not necessary when working with diluted pesticides
D. Wear gloves with lining for extra protection
- correct answer A. Wash the outside of the gloves with soapy water before removing the other ppe
The presence of sandy soil, sink holes and high water table ___ the chance of groundwater
contamantion
A. Do not affect
B. Decrease
C. Increase
d. minimize
- correct answer C. Increase
What is the primary route of pesticide entry into the body?
A. lungs
D. Mouth
2026\2027 A+ Grade
Which of the following types of pesticide controls fungi?
A. Fungicide
B. Insecticide
C. Miticide
D. herbicide
- correct answer A. Fungicide
If nozzles and booms are not properly positioned, spray will strike the aircraft and
A. Collect and fall off in large drops
B. Distort the spray pattern
C. Waste pesticide material
D. Cause corrosion of aircraft parts
E. All
- correct answer E. All
Pastures treated with 2-4D should not be grazed by lactating dairy cows
A. For the specific interval stated on the herbicide label
B. Until one day after the application
C. Until 72 hours after application
D. Until the spray has dried
- correct answer A. For the specific interval stated on the herbicide label
,A well-trained pilot will be able to compensate for an inaccurately calibrated
A. true
B. False
- correct answer A. True
According to the iowa bee rule, when can a commercial applicator apply pesticide
A. Never, doing so would be inconsistent with the label
B. Anytime, as long as label directions are followed
C. Between 8am & 6pm
D. After 6pm but before 8am
- correct answer D. After 6pm but after 8am
The reduction of pest population by natural enemies is known as what
A. Mechanical Control
B. Cultural Control
C. Biological Control
D. Regulatory control
- correct answer C. Biological control
Which statement is True about pest damage
A. All insect feeding results in the same type of damage
B. any observed damage is always due to the pest
C. Pest population size does not affect the amount of damage
D. Pest damage can be used to help identify a pest
- correct answer D. Pest damage can be used to help identify a pest
,Droplets ten to become trapped in the wingtip vortex zones
A. Larger
B. Smaller
- correct answer B. Smaller
Symptoms caused by nematodes on field crops include
A. water-soaked or yellow spots on leaves
B. All of the above
C. poorly developed root systems with numerous short stubby roots
D. Spots of various shapes and sizes on leaves
- correct answer C. poorly developed root systems with numerous short stubby roots
The density of a pest population at which the cost of control equals the amount of crop loss caused by
the cost is referred to as the
A. integrated pest level
B. Crop threshold
C. Pest population index
D. Economic injury level
- correct answer D. economic injury level
The use of combined tactics to keep pest population below economically damaging levels while avoiding
adverse effects to humans, wildlife
A. Economic threshold
B. Pesticide management
C. Integrated pest management
Cultural control
- correct answer A. economic threshold
, Which of the following factors affect the swarm width, application rate, and pattern of granular material
A. Humidity, LD50 & use classification
B. Wind speed, temp, & and humidity
C. Density use pattern & and target pest
D. Size, shape flowability & density
- correct answer D. Size shape flowability & density
When working with pesticides
A. wash the outside of your gloves with soapy water before removing the other ppe
B. Always use latex gloves when mixing and loading
C. gloves are not necessary when working with diluted pesticides
D. Wear gloves with lining for extra protection
- correct answer A. Wash the outside of the gloves with soapy water before removing the other ppe
The presence of sandy soil, sink holes and high water table ___ the chance of groundwater
contamantion
A. Do not affect
B. Decrease
C. Increase
d. minimize
- correct answer C. Increase
What is the primary route of pesticide entry into the body?
A. lungs
D. Mouth
