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WA PESTICIDE TEST
Which is an undesirable characteristic of a pesticide storage area? a. well lighted by direct sunlight b. locked away from children, pets, food, feed and water sources c. well placarded with warning signs - ANSWERS-a. well lighted by direct sunlight What Washington state agency is responsible for the regulations regarding respirator testing and cartridge longevity for employees who require respirators to do their jobs? - ANSWERS-Dept of Labor and Industries The airborne movement of a pesticide from its target area occurs only during application and is clearly visible when it occurs T/F - ANSWERS-False Select the condition that could help reduce pesticide volatilization a. high air temperatures b. low relative humidity c. soil incorporation - ANSWERS-c. soil incorporation Pesticide adsorption is greatest in coarse, sandy soils T/F - ANSWERS-False
Runoff is usually more likely from a water-saturated soil than from an unsaturated soil T/F - ANSWERS-True Pesticide degradation processes can be beneficial because they reduce the amount of pesticide residue in the environment T/F - ANSWERS- True The upper level of the water-saturated zone in the soil is called the: - ANSWERS-Water table Pesticide properties have little effect if any on whether a chemical will reach groundwater T/F - ANSWERS-False Pesticides can reach groundwater through: - ANSWERS-leaching Pesticide contaminated surface water can contaminate ground water T/F - ANSWERS-True To reduce the potential for groundwater contamination: - ANSWERS- delay application of pesticides if a heavy rain is expected Spray drift is the least when which of the following conditions exist? a. droplet size increases, wind speed increases b. droplet size decreases, wind speed decreases
Target pest(s) Name of surrounding pesticide sensitive individuals - ANSWERS- Starting and ending time of application Products with the signal word Caution are highly toxic if ingested and will potentially kill you at low dosages. T/F - ANSWERS-False Which type of degradation is one of the most important means by which pesticides are broken down in the soil? chemical degradation microbial degradation photodegradation - ANSWERS-microbial degradation The ability of a chemical to cause harm years later from a low dose and extended exposure is termed: - ANSWERS-chronic toxicity Who is exempt from WPS? - ANSWERS-Cattle ranchers The term used to describe pesticides chemically binding or adhering to soil particles is: - ANSWERS-adsorption Pesticides may be transferred from the application site to other locations by: - ANSWERS-Spray drift, vapor drift, run-off, leaching
When the pest population reaches the economic injury level, it is time to take management action. T/F - ANSWERS-False The first step in pest management is: - ANSWERS-identify the pest What is the best way to handle leftover spray mix after an application? - ANSWERS-apply it to a labeled site The best way to prevent pesticides from becoming hazardous waste is: - ANSWERS-rinse containers as soon as they are empty and empty rinsate into spray tank for application to a site on the label Which of the following is classified as a pesticide in Washington? - ANSWERS-Spray adjuvant The three steps to a spill response are: - ANSWERS-control-contain- cleanup An inversion is when warm and cool air mix, causing turbulent air and increasing long distance drift potential. T/F - ANSWERS-false Which type of soil increases pesticide adsorption potential? - ANSWERS-fine soil with a lot of organic matter A pesticide may be designated a RUP (restricted use pesticide) by EPA, but not by WSDA. T/F - ANSWERS-False
Which of the following must be on all pesticide labels? LD active ingredients antidotes - ANSWERS-active ingredients How long before a turf and ornamental pesticide application next to property on the WSDA pesticide-sensitive list, must an applicator inform the pesticide-sensitive of the application? - ANSWERS- 2 hours The most common way pesticides enter the body is through: - ANSWERS-skin absorption The maximum civil penalty imposed under Washington pesticide law is for each offense and/or denial, suspension or revocation of a pesticide license - ANSWERS-$7, All spills should be reported to: - ANSWERS-Department of Ecology Cultural control is best defined as - ANSWERS-changing environmental conditions spray pressure and nozzle orifice minimize drift potential - ANSWERS-Low and large
Which of the following application methods must be listed on the label to be an acceptable and legal application method? band treatment aerial chemigation - ANSWERS-chemigation What Washington state agency enforces the state pesticide laws that govern individuals involved with pesticide use? - ANSWERS-WA Department of Agriculture Clothing heavily contaminated with highly toxic pesticides should be bundled and discarded in the normal trash. T/F - ANSWERS-False The key to minimizing the hazard of pesticide use to the applicator is to avoid exposure. T/F - ANSWERS-True The use of temperature or humidity manipulation is a control method for insects. - ANSWERS-physical Drift problems can be reduced by: - ANSWERS-placing a boom as close to the target as possible Which is a concern when handling an emulsifiable concentrate pesticide?
640 mg/kg 5,800 mg/kg - ANSWERS- 46 mg/kg Pesticide contaminated surface water can contaminate groundwater. T/F - ANSWERS-True Pesticide records are useful to applicators in case they have problems with effectiveness. T/F - ANSWERS-True If an applicator had two major label violations and was cited by WSDA, they could face a maximum fine of $15,000 and lose their license. T/F - ANSWERS-True Dealers must keep records for 7 years on the sale of general use agricultural pesticides. T/F - ANSWERS-True one of the earliest uses of chemicals as pesticides was the burning of sulfur. T/F - ANSWERS-True When the pest reaches the , pest management procedures need to be applied to prevent the pest from reaching the economically damaging populations. - ANSWERS-economic threshold Which of the following is not considered a mechanical control method?
a. fencing a crop to prevent deer entry b. netting blueberry bushes to keep birds from eating fruit c. releasing a parasitic wasp to control carrot rust fly - ANSWERS-c. releasing a parasitic wasp to control carrot rust fly Which of the following is a cultural control method? a. pesticide application b. planting time c. releasing predators - ANSWERS-planting time The first step in a pest management program should be to identify the pest. T/F - ANSWERS-True The goal of a pest management program is to eradicate the pest T/F - ANSWERS-false Pest control that involves the use of numerous tactics is called - ANSWERS-Integrated pest management Which of the following pesticides can be absorbed by the plant and translocated within the plant? a. contact b. systemic
All pesticide products containing the same active ingredient are classified the same, either general use or restricted use, regardless of the formulation. T/F - ANSWERS-False The WSDA administers the pesticide licensing program in Washington T/F - ANSWERS-True Every pesticide distributed in Washington must first be registered with the WSDA T/F - ANSWERS-True SLN registration allows WSDA to register additional application sites to a federal label. T/F - ANSWERS-True If a licensed commercial applicator in Washington chooses to recertify by course credit, how many recertification credits do they need? - ANSWERS- 40 credits in 5 years EPA & WSDA are the only federal & state agencies that regulate pesticides T/F - ANSWERS-False An applicator can avoid harming the environment, misapplying pesticides, and violating the law by reading and following label directions T/F - ANSWERS-True The component of a pesticide formulation that controls the pest is the ingredient. - ANSWERS-Active
Careful pesticide selection is important because pesticide formulations vary in their safety to the user, environment and crop to be treated; efficacy; and cost. T/F - ANSWERS-True Which of the following is not a concern when handling an emulsifiable concentrate pesticide? a. high phytotoxicity hazard b. may be easily absorbed through human and animal skin c. clogged nozzles and screens - ANSWERS-c. clogged nozzles and screens Which of the following formulations dissolve in water? a. flowables b. water-dispersible granules c. soluble powders - ANSWERS-c. soluble powders Breathing dust is a potential hazard associated with the mixing of wettable powders and soluble powders T/F - ANSWERS-True Which of the following pesticide formulations must be mixed with water before being used by the applicator? a. flowables
Regardless of the signal words they bear, all pesticide labels must carry the words, KEEP OUT OF REACH OF CHILDREN. T/F - ANSWERS-True Which signal word(s) on a pesticide label would indicate that the product is highly toxic to humans? - ANSWERS-DANGER-POISON PELIGRO Labels should be removed from pesticide containers and kept in a notebook so they remain clean and legible. T/F - ANSWERS-False A certain active ingredient has a technical chemical name and one accepted common name, but may be in products with several different trade/brand names. T/F - ANSWERS-True The hazard associated with a pesticide product depends entirely on the toxicity of the active ingredient. T/F - ANSWERS-False The most common route of pesticide exposure leading to poisoning is inhalation T/F - ANSWERS-False because of the protective nature of eye tissues very little pesticide that contacts the eyes is actually absorbed T/F - ANSWERS-False The signal word on a pesticide label indicates its: - ANSWERS- toxicity
The potential adverse health effects of pesticides are studied on laboratory test animals T/F - ANSWERS-True Which signal word(s) or symbol would indicate the product that is least toxic to an applicator? a. DANGER PELIGRO b. CAUTION c. WARNING AVISO - ANSWERS-b. Caution Applicators who regularly use organophosphate and carbamate insecticides are advised to have a pre-season blood test to establish their normal level of: - ANSWERS-cholinesterase A key to minimizing the hazard of pesticide use to the applicator is to avoid exposure. T/F - ANSWERS-True If pesticide is spilled on the skin or clothing, the first reaction should be to: - ANSWERS-remove contaminated clothing and wash affected area with soap and water Pesticide respirators should be approved by the - ANSWERS- National Institute for Occupational Safety and Health The life of the cartridge in a respirator depends on the concentration of the pesticide used, the breathing rate of the person wearing the
Pesticides should be stored: - ANSWERS-Only in their original container if a nozzle becomes clogged while spraying - ANSWERS-Stop spraying, move to an untreated area, and use a soft brush to clean the plugged nozzle. Never use your waste rinsewater as a diluent for future applications T/F - ANSWERS-False Pesticides should not be transported in the passenger compartment of a vehicle T/F - ANSWERS-True
