Lowa Applicator 11F Pesticide Applicator Certification Exam
Questions and Answers
Question 1
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
Question 2
Is it good practice to calculate the rate per acre to check on the gate setting several times a day, many things can happen
to affect the rate
A. Foreign material may enter the hopper and plug a gate or spreader opening
B. Moisture may condense in the hopper overnight
C. Water may splash on the spreader during taxi or takeoff and cause wet areas
D. All of the above
Correct Answer
D. All of the above
Page 1 of 63
,Question 3
Symptoms of fungal diseases on field crops include
A. Stalk Rots and wilt diseases
B. Water-soaked or yellow spots on leaves
C. Wet, slimy, and smelly rot of plant tissues
D. All of the above
Correct Answer
A. Stalk rots and wilt diseases
Question 4
Overdosing or applying extra pesticides
A. Is acceptable if only small areas are treated
B. Usually does very little harm to the environment
C. Assures the applicator that the pest will be controlled
D. Is a violation of federal law
Correct Answer
D. Is a violation of federal law
Page 2 of 63
,Question 5
A pattern test may be valuable to ___
A. determine the flying time between the landing strip and the field
B. Make sure the flaggers will be visible
C. Ensure the aircraft is dispersing the desired application rate before applying the pesticide to the target area
D. All of the above
E. None of the above
Correct Answer
C. Ensure the aircraft is dispersing the desired application rate before applying the pesticide to the target area
Question 6
Flying swaths or flight lines ___ assist in overlap and coverage uniformity
A. of varying patterns
B. Cross wind
C. Up wind
D. Down Wind
Correct Answer
B. Cross wind
Page 3 of 63
, Question 7
Which one of the following statements is false
A. if a wire is close to trees it is safer to fly under the wire and then pull up and go over the trees than it is to enter the field
and then go
B. Even though you may be over the target area you must not disburse materials when dropping in or pulling out of the
field
C. It is quite acceptable to turn around over residences, farm buildings livestock watering places, ponds, and reservations
D. None of the above statements are false
Correct Answer
C. It is quite acceptable to turn around over residences, farm buildings and livestock water placings, ponds and
reservations
Question 8
Contamination of groundwater can be minimized by using pesticides that are
A. highly toxic
B. low in water solubility
C. Loosely absorbed to the soil
D. Persistant
Correct Answer
C. low in water solubility
Page 4 of 63
Questions and Answers
Question 1
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
Question 2
Is it good practice to calculate the rate per acre to check on the gate setting several times a day, many things can happen
to affect the rate
A. Foreign material may enter the hopper and plug a gate or spreader opening
B. Moisture may condense in the hopper overnight
C. Water may splash on the spreader during taxi or takeoff and cause wet areas
D. All of the above
Correct Answer
D. All of the above
Page 1 of 63
,Question 3
Symptoms of fungal diseases on field crops include
A. Stalk Rots and wilt diseases
B. Water-soaked or yellow spots on leaves
C. Wet, slimy, and smelly rot of plant tissues
D. All of the above
Correct Answer
A. Stalk rots and wilt diseases
Question 4
Overdosing or applying extra pesticides
A. Is acceptable if only small areas are treated
B. Usually does very little harm to the environment
C. Assures the applicator that the pest will be controlled
D. Is a violation of federal law
Correct Answer
D. Is a violation of federal law
Page 2 of 63
,Question 5
A pattern test may be valuable to ___
A. determine the flying time between the landing strip and the field
B. Make sure the flaggers will be visible
C. Ensure the aircraft is dispersing the desired application rate before applying the pesticide to the target area
D. All of the above
E. None of the above
Correct Answer
C. Ensure the aircraft is dispersing the desired application rate before applying the pesticide to the target area
Question 6
Flying swaths or flight lines ___ assist in overlap and coverage uniformity
A. of varying patterns
B. Cross wind
C. Up wind
D. Down Wind
Correct Answer
B. Cross wind
Page 3 of 63
, Question 7
Which one of the following statements is false
A. if a wire is close to trees it is safer to fly under the wire and then pull up and go over the trees than it is to enter the field
and then go
B. Even though you may be over the target area you must not disburse materials when dropping in or pulling out of the
field
C. It is quite acceptable to turn around over residences, farm buildings livestock watering places, ponds, and reservations
D. None of the above statements are false
Correct Answer
C. It is quite acceptable to turn around over residences, farm buildings and livestock water placings, ponds and
reservations
Question 8
Contamination of groundwater can be minimized by using pesticides that are
A. highly toxic
B. low in water solubility
C. Loosely absorbed to the soil
D. Persistant
Correct Answer
C. low in water solubility
Page 4 of 63
