IOWA APPLICATOR 11F FINAL UPDATED EXAM
QUESTIONS AND ANSWERS FIRM A+
✔✔Damage from the common stalk bore results in ___ leaves
A. Shot-holed
B. Sooty
C. Frosted
D. Ragged - ✔✔A. Shot-Holed
✔✔A water-soluble herbicide would most likely leach in a:
A. Muck Soil
B. Sandy Soil
C. Clay loam soil
D. All of the above apply - ✔✔B. Sandy Soil
✔✔The amount of pesticide waste solution may be minimized by
A. Mixing only enough pesticide for the area to be treated
B. Sending home with employees in non-pesticide containers
C. Applying more than the labeled rate to the area treated
D. Mixing with an incompatible pesticide for another application
E. None of the above - ✔✔A. Mixing only enough pesticide for the area to be treated
✔✔In arieal application overall spray pattern of all nozzles is _____ the spray pattern of
each individual nozzle
A. More important
B. As important
C. Less imporant - ✔✔A. More important
✔✔Nontarget injury to honeybees resulting from an insecticide application can be
minimized by
A. Spraying when winds are at 18 knots
B. Applying treatment before 7am but before 7pm
C. Using aerial application instead of ground application
D. using wettable powder formulations - ✔✔B. applying treatment before 7 am but
before 7pm
✔✔The pilot should never be involved in loading pesticides on the aircraft
A. True
,B. False - ✔✔B. False
✔✔What is the term for the pest level at which some type of pest management action
should be taken
A. Damage boundary
B. Action threshold
C. Scouting threshold
D. economic injury level - ✔✔B. Action threshold
✔✔When using rotary nozzles ot is the speed at which the nozzle turns and the liquid
flow rate which controls the size of spray droplets
A. true
B. False - ✔✔A. true
✔✔Nozzles placed outboard of the % of wingspan point contribute little toward
increasing swath width and have a larger amount of their output
A. Has really little effect on off-target pesticide placement
B. Will help somewhat to decrease drift
C. Contribute tp drift problems
D. makes for a more efficient use of pesticide - ✔✔Contribute to drift problems
✔✔What is the term for the min number of days allowed between the pesticide
application and harvest?
A. preharvest interval
B. Prenotification interval
C. Restricted entry interval
D. Agricultural use requirement - ✔✔A. Pre harvest interval
✔✔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 - ✔✔C. It is quite acceptable to turn around
over residences, farm buildings and livestock water placings, ponds and reservations
✔✔A self-contained unit with its own hopper used by helicopters to spread dry material
is called a
, A. Microfoil spreader
B. Ram air Spreader
C. Forced air dispersal system
D. Centrifugal Spreader - ✔✔Centrifugal Spreader
✔✔the chemical in a pesticide formulation that actually controls the pest is referred to
as ___
A. Adjuvant
B. Inert ingredient
C. Active Ingredient
D. Residual - ✔✔C. Active Ingredient
✔✔Rinsate may be
A. Sprayed over labeled crop or site
B. Transferred to a rinsate holding tank and used as makeup water
C. Either A or B
D. Neither A or B - ✔✔C. Either A or B
✔✔Leafhoppers damage plants by
A. Drilling small holes in stems
B. Sucking sap and causing leaves to turn yellow
C. Skeletonizing leaves
D. None of the above - ✔✔Sucking sap and causing leaves to turn yellow
✔✔Which of the following should be used to prevent the contamination of aquatic
organisms
A. Spray when temps are at the highest point of the day
B. Choose long residual pesticides
C. Use chemicals that tightly absorb to the soil particles
D. Operate the sprayer so that t produces a very fine spray - ✔✔C. Use chemicals that
tightly absorb to the soil particles
✔✔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 - ✔✔C. low in water solubility
✔✔Herbicide runoff from treated fields can be reduced by
QUESTIONS AND ANSWERS FIRM A+
✔✔Damage from the common stalk bore results in ___ leaves
A. Shot-holed
B. Sooty
C. Frosted
D. Ragged - ✔✔A. Shot-Holed
✔✔A water-soluble herbicide would most likely leach in a:
A. Muck Soil
B. Sandy Soil
C. Clay loam soil
D. All of the above apply - ✔✔B. Sandy Soil
✔✔The amount of pesticide waste solution may be minimized by
A. Mixing only enough pesticide for the area to be treated
B. Sending home with employees in non-pesticide containers
C. Applying more than the labeled rate to the area treated
D. Mixing with an incompatible pesticide for another application
E. None of the above - ✔✔A. Mixing only enough pesticide for the area to be treated
✔✔In arieal application overall spray pattern of all nozzles is _____ the spray pattern of
each individual nozzle
A. More important
B. As important
C. Less imporant - ✔✔A. More important
✔✔Nontarget injury to honeybees resulting from an insecticide application can be
minimized by
A. Spraying when winds are at 18 knots
B. Applying treatment before 7am but before 7pm
C. Using aerial application instead of ground application
D. using wettable powder formulations - ✔✔B. applying treatment before 7 am but
before 7pm
✔✔The pilot should never be involved in loading pesticides on the aircraft
A. True
,B. False - ✔✔B. False
✔✔What is the term for the pest level at which some type of pest management action
should be taken
A. Damage boundary
B. Action threshold
C. Scouting threshold
D. economic injury level - ✔✔B. Action threshold
✔✔When using rotary nozzles ot is the speed at which the nozzle turns and the liquid
flow rate which controls the size of spray droplets
A. true
B. False - ✔✔A. true
✔✔Nozzles placed outboard of the % of wingspan point contribute little toward
increasing swath width and have a larger amount of their output
A. Has really little effect on off-target pesticide placement
B. Will help somewhat to decrease drift
C. Contribute tp drift problems
D. makes for a more efficient use of pesticide - ✔✔Contribute to drift problems
✔✔What is the term for the min number of days allowed between the pesticide
application and harvest?
A. preharvest interval
B. Prenotification interval
C. Restricted entry interval
D. Agricultural use requirement - ✔✔A. Pre harvest interval
✔✔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 - ✔✔C. It is quite acceptable to turn around
over residences, farm buildings and livestock water placings, ponds and reservations
✔✔A self-contained unit with its own hopper used by helicopters to spread dry material
is called a
, A. Microfoil spreader
B. Ram air Spreader
C. Forced air dispersal system
D. Centrifugal Spreader - ✔✔Centrifugal Spreader
✔✔the chemical in a pesticide formulation that actually controls the pest is referred to
as ___
A. Adjuvant
B. Inert ingredient
C. Active Ingredient
D. Residual - ✔✔C. Active Ingredient
✔✔Rinsate may be
A. Sprayed over labeled crop or site
B. Transferred to a rinsate holding tank and used as makeup water
C. Either A or B
D. Neither A or B - ✔✔C. Either A or B
✔✔Leafhoppers damage plants by
A. Drilling small holes in stems
B. Sucking sap and causing leaves to turn yellow
C. Skeletonizing leaves
D. None of the above - ✔✔Sucking sap and causing leaves to turn yellow
✔✔Which of the following should be used to prevent the contamination of aquatic
organisms
A. Spray when temps are at the highest point of the day
B. Choose long residual pesticides
C. Use chemicals that tightly absorb to the soil particles
D. Operate the sprayer so that t produces a very fine spray - ✔✔C. Use chemicals that
tightly absorb to the soil particles
✔✔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 - ✔✔C. low in water solubility
✔✔Herbicide runoff from treated fields can be reduced by
