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Arkansas Applicator test questions 2025 with complete verified solutions.docx, Exams of Biology

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Arkansas Applicator test questions 2025 with complete verified solutions.docx

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Arkansas Applicator
test questions 2025
with complete verified
solutions
1. Breeding or selecting plants and animals with characteristics for
resistance to pests is an example of which type of pest management
method?
A. Biological control.
B. Mechanical control.
C. Genetic control.
D. Physical/environmental modification. - answer C. Genetic Control
3. Which statement is true about chemical control as a pest
management method?
A. Pesticides play a key role in pest management programs and
sometimes are the only control method available.
B. Pesticides include any material that is applied to plants and the
soil but not to water or harvested crops.
C. A highly selective pesticide controls a wide variety of pests.
D. Systemic pesticides are not absorbed by treated plants or
animals. - answer A. Pesticides play a key role in pest management
programs and sometimes are the only control method available.
2. Using a plow to destroy weeds is an example of which type of
mechanical control method?
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Arkansas Applicator

test questions 2025

with complete verified

solutions

  1. Breeding or selecting plants and animals with characteristics for resistance to pests is an example of which type of pest management method? A. Biological control. B. Mechanical control. C. Genetic control. D. Physical/environmental modification. - answer C. Genetic Control
  2. Which statement is true about chemical control as a pest management method? A. Pesticides play a key role in pest management programs and sometimes are the only control method available. B. Pesticides include any material that is applied to plants and the soil but not to water or harvested crops. C. A highly selective pesticide controls a wide variety of pests. D. Systemic pesticides are not absorbed by treated plants or animals. - answer A. Pesticides play a key role in pest management programs and sometimes are the only control method available.
  3. Using a plow to destroy weeds is an example of which type of mechanical control method?

A. Exclusion. B. Trapping. C. Cultivation. D. Irrigation. - answer C. Cultivation

  1. Which statement is true about pest management goals? A. Pesticides are never used to prevent pests. B. Preventive and suppressive pest control goals are rarely combined. C. Cultivation and mowing of weeds are ways to prevent and suppress pest populations. D. Over large areas, eradication is a practical approach to pest control. - answer C. Cultivation and mowing of weeds are ways to prevent and suppress pest populations.
  2. Which term describes the pest population density that causes losses equal to the cost of control measures? A. Economic threshold. B. Economic injury level. C. Action threshold. D. Pest threshold. - answer C. Economic Threshold
  3. Which would decrease the likelihood of pesticide resistance? A. Increasing label dosages. B. Using pesticides from the same class of chemicals. C. Applying the pesticide over a wide area. D. Using pesticides with multiple sites of toxicity in an organism. - answer D. Using pesticides with multiple sites of toxicity in an organism.

C. Section 24 (c). D. Section 25 (b). - answer B. Section 18.

  1. The name "VIP No Pest 75WP" on a pesticide label indicates: A. The chemical name and 75 percent inert ingredients formulated as a wettable powder. B. The brand name and 25 percent active ingredients, formulated as a wettable powder. C. The brand name and 75 percent active ingredients, formulated as a wettable powder. D. The chemical name and 25 percent active ingredients, formulated as a wettable powder. - answer C. The brand name and 75 percent active ingredients, formulated as a wettable powder.
  2. Which signal word appears on a label with a skull and crossbones symbol? A. DANGER—POISON. B. DANGER. C. WARNING. D. CAUTION. - answer A. DANGER-POISON
  3. Which statement is true about protective clothing and equipment statements? A. Pesticide labels are very consistent in the type of information they contain on protective clothing and equipment. B. When a respirator is required, the model is always specified on the label. C. It is not necessary to follow all advice on protective clothing or equipment that appears on the label. D. If a pesticide label does not specifically mention a type of protective clothing or equipment that does not rule out the need for the additional protection or equipment. - answer D. If a pesticide

label does not specifically mention a type of protective clothing or equipment that does not rule out the need for the additional protection or equipment.

  1. "This product is highly toxic to bees" is an example of which type of precautionary statement? A. Acute toxicity hazard. B. Environmental hazard. C. Physical or chemical hazard. D. Agricultural use requirement. - answer B. Environmental hazard.
  2. Which is true about REIs (restricted-entry intervals)? A. The pesticide manufacturer sets REIs B. The REI statement is most often listed under "Non-agricultural use requirements." C. REIs are not covered under the EPA's Worker Protection Standard (WPS). D. If there are multiple REIs on a label, the REIs are usually found at the beginning of each use section for each crop. - answer D. If there are multiple REIs on a label, the REIs are usually found at the beginning of each use section for each crop.
  3. How much active ingredient is there in a 20-pound bag of Atrazine 90DF? A. 4 pounds. B. 9 pounds. C. 18 pounds. D. 20 pounds. - answer C. 18 pounds.
  4. What type of pesticide formulation consists of a liquid dispersed as droplets in another liquid and may require agitation?

A. Pellets. B. Microencapsulates. C. Water-soluble packets. D. Water-dispersible granules. - answer B. Microencapsulates.

  1. Which statement is true about adjuvants? A. They possess pesticidal activity. B. They must be registered by the U.S. Environmental Protection Agency. C. Adjuvants often increase spray application problems. D. Adjuvants are either premixed in the pesticide formulation or added to the spray tank mixture. - answer D. Adjuvants are either premixed in the pesticide formulation or added to the spray tank mixture.
  2. Which type of adjuvant increases the adhesion of solid particles to target surfaces? A. Compatibility agents. B. Stickers. C. Drift retardants. D. Defoaming agents. - answer B. Stickers.
  3. Which equation reflects the relationship between pesticide safety concerns? A. Hazard = toxicity x exposure. B. Toxicity = hazard x exposure. C. Exposure = hazard x toxicity. D. Hazard = exposure x risk. - answer A. Hazard = toxicity x exposure.
  1. Which statement is true about the LD50 and LC50? A. The LD50 and LC50 measure multiple toxic effects. B. The LD50 and LC50 translate directly to humans. C. The LD50 and LC50 measure the potential buildup of effects due to multiple exposures. D. The LD50 and LC50 measure acute toxicity. - answer D. The LD50 and LC50 measure acute toxicity.
  2. Which signal word is associated with Hazard Class II (i.e., small to medium dose could cause death, illness, or skin, eye, or respiratory damage) and must have the Spanish word "Aviso" on the label? A. DANGER—POISON. B. DANGER. C. WARNING. D. CAUTION. - answer Warning
  3. What should be done if cholinesterase levels fall significantly below baseline? A. Have the pesticide handler increase the use of personal protective equipment until the cholinesterase level builds back up again to normal levels. B. Remove the pesticide handler from pesticide exposure for at least one year. C. Remove the pesticide handler from pesticide exposure until such time as the cholinesterase level builds back up again to normal levels. D. Seek medical attention immediately for the pesticide handler and have them avoid mixing and loading pesticides for 48 hours after the last exposure. - answer C. Remove the pesticide handler from pesticide exposure until such time as the cholinesterase level builds back up again to normal levels.

A. Wear gloves with your sleeves over them and put your pant legs outside your boots. B. Wear gloves outside of your sleeves and wear your plant legs inside your boots. C. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs inside your boots. D. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs outside your boots. - answer D. Wear gloves with a cuff closed tightly outside the sleeve and wear your pant legs outside your boots.

  1. Which statement is true about respiratory protection? A. Air-purifying respirators supply additional oxygen. B. All respirators are approved by the EPA. C. Filters are classified on the basis of oil degradation resistance and filter efficiency. D. Non-powered particulate respirators use a fan to help draw air through a cartridge. - answer C. Filters are classified on the basis of oil degradation resistance and filter efficiency.
  2. Which statement is true about replacing reusable PPE? A. Reusable items need to be replaced only at the end of the work season. B. Gloves generally last longer than footwear, aprons, headgear, and protective suits. C. Glove replacement is a high priority. D. If PPE is starting to thin out, it can be reused as long as there are no holes. - answer C. Glove replacement is a high priority.
  3. What should you do with clothing made of cotton or polyester that has been heavily contaminated with pesticides labeled with the signal word DANGER-POISON, DANGER, or WARNING? A. Discard such items in a hazardous waste collection site.

B. Discard items with regular trash. C. Launder the items separately from other clothing using two entire wash cycles. D. Launder the items separately using one wash cycle, and line dry.

  • answer A. Discard such items in a hazardous waste collection site.
  1. Which practice would help prevent groundwater or surface water contamination? A. Eliminate grass strips that are between treated fields and streams. B. Store and mix herbicides around abandoned wells. C. Select pesticides that tightly adsorb to soil and are not persistent. D. Apply pesticides broadly over large areas. - answer C. Select pesticides that tightly adsorb to soil and are not persistent.
  2. Which statement is true about factors affecting spray drift? A. Ground applications usually produce more spray drift than aerial applications. B. High rates of evaporation and high temperatures reduce drift. C. For reducing drift potential, spraying at midday is usually best. D. Spraying during temperature inversions can result in significant long-distance drift. - answer D. Spraying during temperature inversions can result in significant long-distance drift.
  3. Which statement is true about pesticide effects on non-target organisms? A. Drift is one of the primary causes of damage to crops and other plants in adjacent areas. B. Granular or pelleted pesticide formulations are the safest for preventing injury to birds and other animals.
  1. Which statement is true about potential problems from pesticide fires? A. Pesticides containing oils or petroleum products are the least flammable. B. Vapors or smoke from pesticide fires may be harmful to animals but not to plants. C. Pesticides may be flammable but never explosive. D. Runoff from a pesticide fire site may contain highly toxic chemicals. - answer D. Runoff from a pesticide fire site may contain highly toxic chemicals.
  2. Which is not a recommended safety precaution for a pesticide storage facility? A. Locate storage facilities as far as possible from places where people and animals live. B. Post signs that indicate combustible materials are stored at the facility. C. Store glass or pressurized containers in sunlight. D. Keep foam-type fire extinguishers in all storage areas. - answer C. Store glass or pressurized containers in sunlight.
  3. Which statement is true about chemical incompatibility? A. It is not necessary to consider chemical compatibility effects when mixing a pesticide with hard water, chlorinated water, or fertilizers. B. Increasing the chemical activity of two or more products mixed together is always harmful. C. Chemical incompatibility occurs when the chemical activity of the mixed products is reduced. D. Labels do not provide information on avoiding chemical incompatibility - answer C. Chemical incompatibility occurs when the chemical activity of the mixed products is reduced.
  1. Which is not a means of preventing contamination of water sources? A. When filling the tank, keep the hose down in the pesticide mixture. B. Use a check valve, anti-siphoning device, or backflow preventer when pumping water directly from the source into a mix tank. C. Mix and load pesticides on a containment pad. D. Locate mixing equipment so that leaks or spills flow away from a drain or water source. - answer A. When filling the tank, keep the hose down in the pesticide mixture.
  2. Which statement is true about cleaning pesticide equipment? A. Always wash equipment in the same location unless you use a containment pad or tray. B. There is very little risk of pesticide exposure during equipment cleanup. C. It is a good idea to wait until the end of the work week before cleaning up equipment. D. Sloppy cleanup practices are one of the main causes of equipment failure or malfunction. - answer D. Sloppy cleanup practices are one of the main causes of equipment failure or malfunction.
  3. Which type of pesticide application procedure would you use to apply a herbicide between the rows of crops? A. Broadcast application. B. Band application. C. Crack and crevice application. D. Foliar application. - answer B. Band application.
  4. You are applying pesticide to a rectangular area that is 50 feet long by 20 feet wide. What is the area in square feet? A. 70 square feet.

D. Explaining to the customer factors that have contributed to the pest problem. - answer B.Assuring the customer that he/she will receive 100 percent control after one application.