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IOWA APPLICATOR 11F (2025) comprehensive
questions and verified detailed solutions ( MULTIPLE
CHOICES) |100% CORRECT!!
Which of the following types of pesticide controls fungi?
A. Fungicide
B. Insecticide
C. Miticide
D. herbicide - (answers)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 - (answers)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
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D. Until the spray has dried - (answers)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 - (answers)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 - (answers)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 - (answers)C. Biological control
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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 - (answers)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 - (answers)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 - (answers)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
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A. integrated pest level
B. Crop threshold
C. Pest population index
D. Economic injury level - (answers)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 - (answers)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 - (answers)D. Size shape flowability & density
IOWA APPLICATOR 11F (2025) comprehensive
questions and verified detailed solutions ( MULTIPLE
CHOICES) |100% CORRECT!!
Which of the following types of pesticide controls fungi?
A. Fungicide
B. Insecticide
C. Miticide
D. herbicide - (answers)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 - (answers)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
,2|Page
D. Until the spray has dried - (answers)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 - (answers)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 - (answers)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 - (answers)C. Biological control
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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 - (answers)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 - (answers)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 - (answers)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
, 4|Page
A. integrated pest level
B. Crop threshold
C. Pest population index
D. Economic injury level - (answers)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 - (answers)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 - (answers)D. Size shape flowability & density
