Iowa DOA CORE Pesticide Applicator's License Practice Test

These questions are part of the practice quiz. Start practicing

• Which factor is considered in determining a pesticide's restricted-use classification?
• Chronic toxicity refers to harmful effects from which of the following?
• 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?
• Which of the following is TRUE for persistent pesticides?
• What signal word is assigned to pesticides that are of relatively low toxicity to humans?
• Which is a disadvantage of an emulsifiable concentrate?
• Which statement about pesticide storage and disposal is true?
• Which pesticide formulation often clogs nozzles and screens?
• A label calls for a granular pesticide to be applied at 8 ounces per 1,000 feet of row. You have to treat 4 rows, each mile in length. How much product do you need for this job?
• Which law requires employers to provide agricultural workers and pesticide handlers with protection against possible harm from pesticide exposure?
• If the label rate is 5 ounces per 1000 square feet and you apply at 3 gallons per 1000 square feet, how many ounces should be added per gallon of spray mix?
• During restricted-entry interval compliance, entry into a treated area should be made with what consideration?
• Which is a recommended best management practice for preventing pesticide contamination of water?
• Which formulation dissolves in water?
• 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?
• Which part of the body is most likely to be exposed to concentrated pesticide?
• Which practice increases the chance of groundwater contamination?
• During application, the rate of product applied was higher than the recommended rate, yet control was poor. Which item on the list explains this?
• What is the purpose of the Restricted Entry Interval (REI) on a pesticide label?
• What is the term for pesticides that when mixed together do not stay uniformly mixed in the spray tank even with adequate agitation?
• Which term describes the downward movement of pesticide through soil and into groundwater?
• Which component of an emulsifiable concentrate can cause pump parts to deteriorate?
• If increasing the application rate does not improve control, which listed factor could be responsible?
• How can accidental bee kills from insecticide poisoning be minimized?
• Which statement best describes the purpose of a pesticide label's first aid section?
• Traps, barriers, screens and preventing pest access are examples of what method of pest management?
• Which of the following is INCORRECT when laundering pesticide-soiled clothing?
• Which of the following is a way to minimize damage from pesticide fires?
• Which factor on the list could be implicated if the label's safety or rotation instructions were ignored?
• The EPA registration number on a pesticide label indicates that the product is:
• If a pesticide label requires chemical-resistant gloves, which of the following is best practice?
• For pesticide storage shelving, which material is recommended?
• One step to reduce the movement of particles off the application site is to use _____________.
• In which section of the label can the required PPE be found?
• When laundering pesticide-soiled clothing, ______________.
• What should you do first in the case of a pesticide spill?
• What does the "25" stand for on a pesticide label with the brand name Bugoff 25W?
• What is the part of a pesticide formulation that is toxic to the pest called?
• How long must you wait to enter a treated area without protective clothing if no restricted-entry statement appears on the label?
• What should you do to contain a small pesticide spill?
• Which of the following conditions are most favorable for volatilization to occur?
• A pesticide that is ______ reduces the likelihood of groundwater contamination.
• Why were the Iowa atrazine management rules put in place?
• What term describes the harmful effects that occur from small, repeated exposures to pesticides over a period of time?
• If a sprayer applies 15 gallons per acre, how many gallons per 1000 square feet is that?
• According to Iowa law, pesticides applied more than six feet from a structure's perimeter must be posted with notification signs.
• Which factors influence potential environmental impact when applying near water?
• What is the total area in square feet for a turf area measuring 150 feet by 600 feet?
• Which agency is listed as regulating the sale and use of pesticides in the United States?
• 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?
• Which factor on the list relates to the LD50 value as it pertains to pest kill efficiency?
• Which signal word appears on a label with a skull and crossbones symbol?
• Which of the following statements about PPE is true?
• Which practice helps prevent pesticide contamination of water?
• What term describes the amount of chemical applied per unit area?
• Which choice is not an appropriate disposal option for rinsates?
• Which statement about rinsing pesticide containers is TRUE?
• A label calls for a granular pesticide to be applied at 5 ounces per 1,000 feet of row. You must treat 10 rows, each 1/4 mile long. How much product is needed?
• What is the term for the downward movement of pesticides in the soil?
• How long must pesticide records be kept after the date of application?
• 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 many ounces are needed for this job?
• Which label section should you consult for mixing instructions?
• Which term describes a pesticide moving from a surface into the air?
• Which term refers to the pesticide remaining in the environment after application?
• What is the most effective way to minimize environmental impact of pesticides, as suggested by the material?
• What is the term for when a pesticide turns into a gas?
• What materials should be used for shelving in a pesticide storage area?
• Which factor should you consult on the label to determine required PPE before handling a pesticide?
• If ground speed is doubled while nozzle pressure stays the same, what happens to spray per acre?
• In a tank mix of two pesticides, the re-entry interval after application should be based on the product with which characteristic?
• What does the restricted-entry interval (REI) on a pesticide label specify?
• Which of the following practices is not recommended when cleaning spray equipment?
• Which factor reflects the possibility that pests become tolerant after repeated exposure, leading to control failure?
• Who may use a Restricted Use Pesticide?
• After applying a pesticide, pests remain active. Which factor from the list could explain this failure?
• Which of the following describes a systemic effect to a pesticide?
• To prevent pesticide sprays from getting on your feet, which measure is recommended?
• What is the best way to dispose of pesticide rinsates?
• What should you do if a pesticide has been swallowed?
• In the example, the pesticide rate is given as ounces per 1,000 feet of row. What is the unit used for this rate?
• A respirator is an example of which type of personal protective equipment?
• When should pesticide labels first be read and understood?
• What is the proper practice for cleaning spray equipment?
• The risk of damage to nontarget plants from drift of volatile pesticides is ______________.
• Which statement is required on all pesticide labels?
• 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?
• Commercial pesticide applicators must be recertified every _____ years in Iowa?
• How should pesticides be stored?
• Which statement describes a 24(c) registration?
• What is a disadvantage of using an ultra low volume concentrate formulation?
• 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?
• Which process refers to the breakdown of a pesticide due to exposure to sunlight?
• Pesticide formulations are typically a mixture of active ingredients and what other components?
• What is the main objective of calibration?
• Which statement about emergency response planning is true?
• Which item on a pesticide label identifies it as a federally registered and approved product?
• Which term describes the movement of a pesticide from the soil into the air as a vapor?
• One square mile equals how many acres?
• In a scenario where treatment does not improve pest suppression despite attempts to optimize methods, which factor from the list could be responsible?
• The PPE used during pesticide applications are __________.
• To minimize bee exposure during pesticide applications, when should you apply?
• If you are applying at 3 pints per acre over 2 acres, how many pints are needed?
• What should you do before giving first aid to a victim in an enclosed area?
• A sprayer is calibrated to apply 30 gallons per acre at 40 psi. Approximately what pressure is needed to decrease the output to 15 gallons per acre without changing speed or nozzle size?
• If workers entered a treated area before the restricted-entry interval had elapsed, which listed factor would this illustrate as a potential cause of reduced pest control effectiveness?
• What is the definition for pesticide solubility?
• A pesticide product has a very low LD50 value for the target pest. In the context of application outcomes, which item on the list is most relevant?
• Which type of pesticide application involves the uniform application of a pesticide to an entire area or field?
• Which term describes a species that is in danger of extinction throughout all or a significant portion of its range?
• Which nozzle situation minimizes the potential for pesticide drift?
• Which statement about sensitive areas is true?
• What information does a label's 'Statement of Practical Treatment' provide?
• If ten rows are each 1/4 mile long, what is the total length to treat in feet?
• Which of the following is the most likely reason a pesticide application fails to control a pest?
• Which describes persons who apply or use a pesticide on any property of another person for compensation?
• Which item on the list concerns the toxicity threshold used to gauge the pesticide's effect on pests?
• Which statement about transporting pesticides is true?
• In the context of transporting pesticides, which is the required precaution for each pesticide?
• What is the term for the amount of pesticide that remains on surfaces after application?
• According to the Iowa Bee Rule, how far away must commercial applicators be from registered apiaries when applying pesticides labeled as toxic to bees between 8 a.m. and 6 p.m.?
• Which of the following describes plant injury resulting from a pesticide application to a plant?
• Which of the following is considered a misuse of a pesticide?
• The Endangered Species Act regulates pesticide use in or near habitats to protect which of the following?
• 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?
• During a pesticide fire, the safest immediate action for nearby people is to
• Which statement about pesticide storage is INCORRECT?
• A state may add uses to a federally registered pesticide through which registration?
• Which factor is described as a pest developing resistance to the pesticide?
• Which statement best reflects the reason to calibrate pesticide application equipment regularly?
• Which agencies must you contact if a pesticide spill resulting in hazardous conditions occurs?
• Which of the following is commonly listed as a sensitive area on pesticide labels?
• What is the term for the minimum number of days allowed between the pesticide application and harvest?
• How many pounds are in 5 kilograms? (1 kilogram = 2.2 pounds)
• Which of the following is NOT part of the pesticide label?
• Which of the following is TRUE for pesticide formulations?
• Which of the following is a cause of vapor drift?
• How many fluid ounces are in 3 gallons? (1 gallon = 128 fl oz)
• Which attendance pattern is required for commercial recertification in Iowa IF the applicator chooses to recertify without retesting?
• A pesticide label calls for a broadcast application of 2.5 pints 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?
• What is the formulation abbreviation for 4 pounds of active ingredient per gallon in an emulsifiable concentrate formulation?
• What describes the legal amount of pesticide residue allowed in or on a raw agricultural commodity?
• What is the formulation that consists of active ingredients placed on a carrier such as clay and then suspended in a small amount of liquid?
• Where on the pesticide label are the directions for mixing usually found?
• Which agency regulates the sale and use of pesticides in the United States?
• Which statement best describes integrated pest management (IPM) strategies?
• Where should pesticides be stored in relation to feed or seed?
• Which item helps keep wettable powders in suspension?
• If the restricted-entry interval was not followed after an application, this could explain a failure to control pests. Which option matches?
• Which pesticide formulation is likely to clog nozzle screens?
• Which of the following describes a measure of how poisonous a pesticide is after a single, one-time exposure?
• What is the term for the combination and application of two or more pesticides and/or fertilizers?
• You are spraying a corn field for stalk borers along the field edge with 3 pints per acre, treating only the outside eight rows on 30-inch rows, for a strip one mile long. How many pints of insecticide are required?
• What is the term for the amount of pesticide that stays on or in a raw farm product or processed food?
• In emergency planning, why is practice important?
• The restricted use classification is based on the hazard of poisoning and the ________.
• What does the suffix 'G' in a pesticide product name most commonly indicate about the formulation?
• Disposal instructions for pesticides are typically found on the label in which section?
• What happens to nozzle flow rate if the line pressure is decreased?
• Which factor is not a factor in a pesticide's groundwater contamination potential?
• How many times must pressure rinsed pesticide containers be rinsed?
• Which unit is commonly used to express pesticide application rate per area?
• Which term describes spray droplets moving through the air away from the treated area?
• A pesticide having an LD50 of 80 is ______________than a pesticide having an LD50 of 160.
• What term refers to surface movement of water away from the treated site?
• Which statement best describes Snailo 5G based on its label information?
• What is the term for unwanted contact with pesticides or pesticide residues?
• Convert 5 pounds to kilograms using 1 kilogram equals 2.2 pounds.
• What is the term for the degree or extent to which a chemical or substance is poisonous?
• What type of pesticide moves from the site of absorption in a treated plant or animal to other tissues?
• Which of the following statements about granular applicators is true?
• How often should pesticide application equipment be calibrated?
• Which federal regulation requires limitations on pesticide use in or near certain plant or animal habitats?
• When checking the compatibility of a proposed tank mix, which test is commonly used?
• The presence of sandy soil and a high water table __________ the potential risk of groundwater contamination.
• What is a disadvantage of dust formulations?
• The acronym REI on pesticide labels stands for?
• In ongoing control failures despite standard practices, which factor is identified as a cause on the list?
• Which factor does NOT affect a pesticide's potential to contaminate groundwater?
• The label's Statement of Practical Treatment is primarily used to guide which type of information?
• Which type of adjuvant physically alters the surface tension of a spray droplet?
• A sprayer with a 350-gallon capacity is calibrated to apply 14 gallons of solution per acre. How many acres are sprayed per fill?
• Which practice constitutes a legal deviation from the label?
• What is recommended when transporting pesticides?
• Why is calibrating a sprayer important?
• The term volatilization describes the pesticide turning into which form?
• How many fluid ounces are in 2 gallons, given that 1 gallon equals 128 fluid ounces?
• What will doubling the ground speed of a sprayer do if nozzle pressure remains constant?
• Which term describes the buildup of a pesticide in an organism due to uptake from water or food?
• Which factor on the list could explain poor control due to the pest's adaptation to the chemical?
• How does pesticide resistance in an organism allow it to survive?
• Which formulation type is commonly indicated by the suffix 'G' in product names?
• 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?
• What should be done when a nozzle clogs during spraying?