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CORE Iowa DOA Pesticide Applicator's License Practice Test QUESTIONS WITH COMPLETE SOLUTIO, Exams of Nursing

American University of Health SciencesNursing

CORE Iowa DOA Pesticide Applicator's License Practice Test QUESTIONS WITH COMPLETE SOLUTIONS. GRADED A+ CORE Iowa DOA Pesticide Applicator's License Practice Test QUESTIONS WITH COMPLETE SOLUTIONS. GRADED A+ CORE Iowa DOA Pesticide Applicator's License Practice Test QUESTIONS WITH COMPLETE SOLUTIONS. GRADED A+

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2024/2025

Available from 04/18/2025

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CORE Iowa DOA Pesticide Applicator's
License Practice Test QUESTIONS WITH
COMPLETE SOLUTIONS. GRADED A+
What is a disadvantage of using an ultra low volume
concentrate formulation?
• It is difficult to handle, transport, and store
• Specialized equipment is required
• The amount of visible residue on treated surfaces
• It tends to plug screens and nozzles - CORRECT ANSWER-• Specialized
equipment is required
What is the term for the degree or extent to which a
chemical or substance is poisonous?
• Exposure
• Hazard
• Persistence
• Toxicity - CORRECT ANSWER-• Toxicity
The risk of damage to nontarget plants from drift of
volatile pesticides is ______________.
• greater at high temperatures
• decreased at high temperatures
• dependent on droplet size
• about the same at all temperatures - CORRECT ANSWER-• greater at high
temperatures
Who may use a Restricted Use Pesticide?
• A person approved by employer
• A certified pesticide applicator
• An experienced pesticide applicator
• Anyone with a legitimate need to use the product - CORRECT ANSWER-• A
certified pesticide applicator
What is the term for unwanted contact with
pesticides or pesticide residues?
• Exposure
• Hazard
• Tolerance
• Toxicity - CORRECT ANSWER-• Exposure
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Download CORE Iowa DOA Pesticide Applicator's License Practice Test QUESTIONS WITH COMPLETE SOLUTIO and more Exams Nursing in PDF only on Docsity!

CORE Iowa DOA Pesticide Applicator's

License Practice Test QUESTIONS WITH

COMPLETE SOLUTIONS. GRADED A+

What is a disadvantage of using an ultra low volume concentrate formulation?

  • It is difficult to handle, transport, and store
  • Specialized equipment is required
  • The amount of visible residue on treated surfaces

• It tends to plug screens and nozzles - CORRECT ANSWER -• Specialized

equipment is required What is the term for the degree or extent to which a chemical or substance is poisonous?

  • Exposure
  • Hazard
  • Persistence

• Toxicity - CORRECT ANSWER -• Toxicity

The risk of damage to nontarget plants from drift of volatile pesticides is ______________.

  • greater at high temperatures
  • decreased at high temperatures
  • dependent on droplet size

• about the same at all temperatures - CORRECT ANSWER -• greater at high

temperatures Who may use a Restricted Use Pesticide?

  • A person approved by employer
  • A certified pesticide applicator
  • An experienced pesticide applicator

• Anyone with a legitimate need to use the product - CORRECT ANSWER -• A

certified pesticide applicator What is the term for unwanted contact with pesticides or pesticide residues?

  • Exposure
  • Hazard
  • Tolerance

• Toxicity - CORRECT ANSWER -• Exposure

A pesticide label calls for a broadcast application using 2 pints of product per acre. Your sprayer holds 375 gallons and is calibrated to apply 15 gallons of spray mixture per acre. How much product is needed for each fill?

  • 25 pints
  • 30 pints
  • 50 pints
  • 75 pints - CORRECT ANSWER -• 25 pints Which of the following is an emergency exemption from registration that allows for the sale and use of a pesticide for a non-registered purpose for a limited time?
  • Section 3
  • Section 18
  • Section 24(c)
  • Section 25(b) - CORRECT ANSWER -• Section 24(c) Which of the following statements about PPE is true?
  • PPE eliminates exposure from pesticides
  • Water resistant PPE protects against concentrated pesticide products
  • You may wear more PPE than the pesticide label lists
  • Eye protection should not be vented to prevent

pesticide exposure - CORRECT ANSWER -• You may wear more PPE than the

pesticide label lists Why were the Iowa atrazine management rules put in place?

  • To minimize the tolerances of the pesticide
  • To control hazardous waste from the cradle-to- grave
  • To keep the economic injury level below the economic threshold
  • To minimize the pesticide's impact on ground and

surface water - CORRECT ANSWER -• To minimize the pesticide's impact on

ground and surface water What type of pesticide moves from the site of absorption in a treated plant or animal to other tissues?

  • Contact
  • The use of non-registered pesticides for pest control in emergency situations
  • Non-registered pesticides only that are more

hazardous than currently registered products - CORRECT ANSWER -• Allows a

state to register additional uses for a federally registered pesticide Which statement about sensitive areas is true?

  • Never spray a sensitive area to control a pest for any reason
  • Do not spray a larger target site if it contains a sensitive area
  • Labels may list special precautions around sensitive areas
  • Endangered or threatened species habitats are not

considered sensitive areas - CORRECT ANSWER -• Labels may list special

precautions around sensitive areas Which of the following is a way to minimize damage from pesticide fires?

  • Provide emergency response personnel with MSDS
  • Use water jets to fight the fire
  • Do not contain water or spilled chemicals
  • Evacuate people and animals downwind of the

fire - CORRECT ANSWER -• Evacuate people and animals downwind of the

fire A sprayer has a 320-gallon- capacity tank. If it is calibrated to apply 16 gallons of solution per acre, how many acres will be sprayed with each fill?

  • 16
  • 20
  • 30
  • 36 - CORRECT ANSWER -• 20 You are treating a turf area for bluegrass billbug. You are using a granular insecticide with a labeled rate of 6 pounds per 1000 square feet. The turf area is 150 feet by 600 feet. Approximately how much insecticide do you need to treat the total area?
  • 300 pounds
  • 360 pounds
  • 540 pounds
  • 1080 pounds - CORRECT ANSWER -• 540 pounds How long must pesticide records be kept after the date of application?
  • 1 year
  • 2 years
  • 3 years
  • 4 years - CORRECT ANSWER -• 3 years Which statement about transporting pesticides is true?
  • Carry labels and MSDS for each pesticide being transported
  • Transport pesticides in the passenger compartment of the vehicle
  • Pesticides do not need to be secured if they are covered with a tarp
  • D.O.T. Placards are required for all pesticides - CORRECT ANSWER -• Carry labels and MSDS for each pesticide being transported Which factor does NOT affect a pesticide's potential to contaminate groundwater?
  • Geology
  • Organic matter
  • Soil texture
  • pH of the spray - CORRECT ANSWER -• pH of the spray What materials should be used for shelving in a pesticide storage area?
  • Chip board
  • Metal
  • Concrete block
  • Wood - CORRECT ANSWER -• Concrete block Which pesticide formulation often clogs nozzles and screens?
  • Ultra low volume
  • Soluble powders
  • Wettable powders
  • Emulsifiable concentrates - CORRECT ANSWER -• Wettable powders What will doubling the ground speed of a sprayer do if nozzle pressure remains constant?
  • Boom
  • Broadcast - CORRECT ANSWER -• Broadcast You are spraying a corn field for stalk borers that are entering the field edge. You are using an insecticide with a labeled rate of 3 pints per acre. You are only treating the outside 8 rows (30-inch rows) and have a strip to treat that is a total of 1 mile in length. How much insecticide do you need for this job? (1 mile=5,280 ft 1 acre=43,560 sqft 1 sq mile=640 acres 1 gal=128 fl oz 1 kilogram=2.2 lbs)
  • 3.75 pints
  • 5 pints
  • 7.25 pints
  • 12.5 pints - CORRECT ANSWER -• 7.25 pints Traps, barriers, screens and preventing pest access are examples of what method of pest management?
  • Biological
  • Chemical
  • Cultural
  • Mechanical - CORRECT ANSWER -• Mechanical Which of the following formulations dissolves in water?
  • Emulsifiable concentrates
  • Soluble powders
  • Water-dispersible granules
  • Wettable powders - CORRECT ANSWER -• Soluble powders What describes the legal amount of pesticide residue allowed in or on a raw agricultural commodity?
  • Containment
  • Solubility
  • Tolerance
  • Viscosity - CORRECT ANSWER -• Tolerance Which of the following describes persons who apply or use a pesticide on any property of another person for compensation?
  • Certified handler
  • Commercial applicator
  • Noncommercial applicator
  • Public applicator - CORRECT ANSWER -• Commercial applicator Which of the following nozzle situations minimizes the potential for pesticide drift?
  • Small orifices at low pressure
  • Small orifices at high pressure
  • Large orifices at low pressure
  • Large orifices at high pressure - CORRECT ANSWER -? A pesticide label calls for a broadcast application of 2.5 pints of product per acre. Your sprayer holds 450 gallons and is calibrated to apply 15 gallons of spray mixture per acre. How much product is needed for each fill?
  • 30 pints
  • 37.5 pints
  • 60 pints
  • 75 pints - CORRECT ANSWER -• 75 pints The PPE used during pesticide applications are ____________.
  • based on applicator preference
  • specified on the label
  • specified by the client
  • usually not necessary - CORRECT ANSWER -• specified on the label Which of the following is NOT part of the pesticide label?
  • Brand or trade name
  • Formulation
  • LD
  • Misuse statement - CORRECT ANSWER -• LD Which part of the body is most likely to be exposed to concentrated pesticide?
  • Eyes
  • Lungs
  • Skin
  • Stomach - CORRECT ANSWER -• Skin The restricted-entry interval statement on a pesticide label is the time that must pass __________.
  • Keep the pesticides in the truck cab to keep them dry
  • Place pesticides in separate bags with food or feed
  • Put pesticides in unmarked containers
  • Carry an emergency spill kit - CORRECT ANSWER -• Carry an emergency spill kit What information does a label's "Statement of Practical Treatment" provide?
  • EPA registration number
  • First aid recommendations
  • Legal pest treatments
  • List of PPE required to be worn - CORRECT ANSWER -• First aid recommendations When should pesticide labels first be read and understood?
  • Before opening or using the pesticide
  • When signs of poisoning are suspected
  • When determining the REI
  • Upon completion of an application - CORRECT ANSWER -• Before opening or using the pesticide How many gallons of product per acre of an 8EC insecticide would be needed if 1 pound of active ingredient is to be applied per acre?
  • 8 - CORRECT ANSWER -???? either 0.125 or 8 What does the name "Snailo 5G" on a pesticide label indicate?
  • A gel pesticide with 5% active ingredients
  • A gel pesticide with 5% inert ingredients
  • A granular pesticide with 5% active ingredients
  • A granular pesticide with 5% inert ingredients - CORRECT ANSWER -• A granular pesticide with 5% active ingredients Which of the following is true when cleaning spray equipment?
  • Rinse equipment with a mixture of ammonia and chlorine bleach
  • Clean the nozzles only to remove pesticide

residues

  • Drain booms to remove all pesticide residues
  • Thoroughly rinse equipment with a water-

detergent solution - CORRECT ANSWER -• Thoroughly rinse equipment with a

water- detergent solution Which of the following statements is true about pesticide storage and disposal?

  • Empty plastic containers should be either triple rinsed or pressure rinsed
  • Leftover pesticides in opened containers should be returned to the dealer for disposal
  • Pesticide formulations should be stored at temperatures below 0*F (degrees)
  • Disposal instructions are under the Statement of Practical Treatment label section -

CORRECT ANSWER -• Empty plastic containers should be either triple

rinsed or pressure rinsed What is a disadvantage of an emulsifiable concentrate?

  • Inhalation hazards are high, especially when pouring and mixing
  • Solvents in the formulation may cause pump parts to deteriorate
  • It tends to clog nozzles and screens in sprayer equipment
  • Specialized equipment is needed to apply EC

products - CORRECT ANSWER -• Solvents in the formulation may cause pump

parts to deteriorate Which statement is true about integrated pest management strategies?

  • Pesticides are not included in an IPM strategy
  • Non-chemical methods usually provide only short-term control
  • IPM uses a combination of control methods to manage pests
  • Control measures should be implemented on a

calendar-basis - CORRECT ANSWER -• IPM uses a combination of control

methods to manage pests What should you do to prevent pesticide sprays from getting on your feet?

  • Keep pant legs outside of boots
  • Wear steel-toe work
  • Tuck coveralls into your boots

Which of the following terms describes a species that is in danger of extinction throughout all or a significant portion of its range?

  • Endangered
  • Extinct
  • Host
  • Threatened - CORRECT ANSWER -• Endangered How long must you wait to enter a treated area without protective clothing, if no restricted-entry statement appears on the label?
  • Until sprays are dried or dusts have settled
  • Until 8 hours of sunshine have occurred
  • Until the next rainfall
  • At least 24 hours - CORRECT ANSWER -• At least 24 hours Which is a recommended best management practice for preventing pesticide contamination of water?
  • Use pesticides that are highly water soluble
  • Use grass buffer strips and mulches
  • Select persistent pesticides
  • Ensure adequate back-siphoning - CORRECT ANSWER -• Use grass buffer strips and mulches A sprayer is calibrated to apply 30 gallons per acre at 40 pounds per square inch (psi). Approximately what pressure is needed to decrease the output to 15 gallons per acre without changing speed or nozzle size?
  • 10 psi
  • 20 psi
  • 80 psi
  • 320 psi - CORRECT ANSWER -• 20 psi Where on the pesticide label are the directions for mixing usually found?
  • Agricultural Use Requirements
  • Directions for Use
  • Environmental Hazards
  • Precautionary Statements - CORRECT ANSWER -• Directions for Use The restricted use classification is based on the hazard of poisoning and the ________.
  • formulation
  • trade name
  • effect on the environment
  • signal words used on the label - CORRECT ANSWER -• effect on the environment When laundering pesticide-soiled clothing, _______________.
  • use cold water.
  • use the shortest wash cycle.
  • use a heavy duty detergent.
  • wash with the family laundry. - CORRECT ANSWER -• use a heavy duty detergent. Which of the following is TRUE for pesticide formulations?
  • Do not have to be listed on the pesticide label.
  • Are usually a mixture of active and inert ingredients.
  • Are usually a mixture of active and insoluble ingredients.
  • Do not have any effect on the pesticide's phytotoxicity. - CORRECT ANSWER -
  • Are usually a mixture of active and inert ingredients. Which type of adjuvant physically alters the surface tension of a spray droplet?
  • Buffers
  • Stickers
  • Surfactants
  • Thickeners - CORRECT ANSWER -• Surfactants If you are mixing a product that has a Section 18 emergency exemption in addition to the label on the product, what do you use for instructions on how to mix the product?
  • Label on the product
  • MSDS
  • Section 18 label
  • Section 24(c) label - CORRECT ANSWER -• Section 18 label The presence of sandy soil and a high water table _________ the potential risk of groundwater contamination.
  • increases
  • decreases
  • eliminates
  • have no effect - CORRECT ANSWER -• increases
  • All applicators MUST recertify by testing - CORRECT ANSWER -• Attend an approved continuing instruction course sometime during the 3 years What should you do if a pesticide has been swallowed?
  • Induce vomiting only if the label instructs to do so
  • Rinse the mouth with plenty of water
  • Induce vomiting if an emulsifiable concentrate has been swallowed
  • Keep the person's chin up to ensure open air

passages - CORRECT ANSWER -• Rinse the mouth with plenty of water

What is the term for the combination and application of two or more pesticides and/or fertilizers?

  • Compatibility agent
  • Jar test
  • Tank mix
  • Wetting agent - CORRECT ANSWER -• Tank mix
  • Wetting agent -?? Which of the following conditions are most favorable for volatilization to occur?
  • Cool air temperature, low relative humidity
  • Cool air temperature, high relative humidity
  • Warm air temperature, low relative humidity
  • Warm air temperature, high relative humidity - CORRECT ANSWER -• Warm air temperature, low relative humidity Which of the following describes plant injury resulting from a pesticide application to a plant?
  • Bioaccumulation
  • Phytotoxicity
  • Residual
  • Systemic - CORRECT ANSWER -• Phytotoxicity What is the best way to dispose of pesticide rinsates?
  • Apply it to other labeled areas
  • Dispose it at a pesticide disposal site
  • Apply it over an impermeable surface
  • Save it and combine with other rinsates - CORRECT ANSWER -• Dispose it at a pesticide disposal site

Which of the following helps keep wettable powders in suspension?

  • Agitator
  • Filter
  • Pressure gauge
  • Pump - CORRECT ANSWER -• Agitator What item on a pesticide label identifies it as a federally registered and approved product?
  • EPA establishment number
  • EPA registration number
  • Ingredient statement
  • Restricted use statement - CORRECT ANSWER -• EPA registration number Chronic toxicity refers to the harmful effects from which of the following?
  • contact dermatitis
  • a single exposure
  • small, repeated exposure over time
  • exposure to a pesticide over 50% of the body - CORRECT ANSWER -• exposure to a pesticide over 50% of the body In which section of the label can the required PPE be found?
  • Environmental Hazards
  • Physical and Chemical Hazards
  • Precautionary Statements
  • Storage and Disposal - CORRECT ANSWER -• Precautionary Statements Which statement is required on all pesticide labels?
  • Keep out of reach of children
  • Pesticides are hazardous to human health
  • This product is toxic to bees
  • Using pesticides is an environmental hazard - CORRECT ANSWER -• Keep out of reach of children What is the main objective of calibration?
  • Ensure that all the parts of the sprayer are working properly
  • Determine the quantity of pesticide that you will need to apply
  • Ensure that the proper rate of chemical is applied to the target area
  • Determine the time required to treat a specific

What should you do before giving first aid to a victim in an enclosed area?

  • Protect yourself from pesticide exposure by wearing PPE
  • Cut all ventilation to the enclosed area to prevent the spread of pesticide
  • Make a copy of the label to be given to medical providers
  • Neutralize the outside of the enclosed area - CORRECT ANSWER -• Protect yourself from pesticide exposure by wearing PPE What does the "25" stand for on a pesticide label with the brand name Bugoff 25W?
  • 25% active ingredient
  • 25% effective
  • 25% inert ingredients
  • 25% water soluble - CORRECT ANSWER -• 25% active ingredient The label rate of an insecticide is 5 ounces per 1000 square feet. The sprayer is applying at a rate of 2 gallons/1000 square feet. How much pesticide should be added per gallon of a spray mix?
  • 1 ounce
  • 2.5 ounces
  • 3 ounces
  • 10 ounces - CORRECT ANSWER -• 2.5 ounces A sprayer is calibrated to apply 15 gallons per acre at 15 pounds per square inch (psi). Approximately what pressure is needed to increase the output to 30 gallons per acre without changing speed or nozzle size?
  • 30 psi
  • 60 psi
  • 75 psi
  • 90 psi - CORRECT ANSWER -• 30 psi One step to reduce the movement of particles off the application site is to use _____________.
  • a higher sprayer pressure
  • nozzles with smaller spray angles
  • a nozzle screen with a check valve
  • nozzles producing larger spray droplets - CORRECT ANSWER -• nozzles producing larger spray droplets

Which signal word appears on a label with a skull and crossbones symbol?

  • CAUTION
  • DANGER
  • DANGER-POISON
  • WARNING - CORRECT ANSWER -• DANGER-POISON A pesticide having an LD50of 80 is ______________than a pesticide having an LD50 of
  • less concentrated
  • less toxic
  • more concentrated
  • more toxic - CORRECT ANSWER -• less toxic What is a disadvantage of dust formulations?
  • Require specialized equipment
  • May need moisture to activate pesticide
  • Easily drift off-target during application
  • Require constant agitation - CORRECT ANSWER -• Easily drift off-target during application Which of the following statements about pesticide storage is INCORRECT?
  • Packages should be stored on pallets or shelves off the floor
  • Recirculate ventilation air within the building Store pesticides away from feed or seed
  • Store pesticides only in the original container - CORRECT ANSWER -• Packages should be stored on pallets or shelves off the floor A pesticide that is ____________ REDUCES the likelihood of groundwater contamination.
  • persistent
  • highly water soluble
  • loosely adsorbed to soil particles
  • strongly adsorbed to soil particles - CORRECT ANSWER -• highly water soluble A label calls for a granular pesticide to be applied at 10 ounces per 1,000 feet of row. You have to treat 8 rows, each mile in length. How much product do you need for this job? (1 mile=5,280 ft 1 acre=43,560 sqft 1 sq mile=640 acres 1 gal=128 fl oz