Washington Aquatic Pesticide Practice Exam

These questions are part of the practice quiz. Start practicing

• What factors influence the toxicity of an aquatic pesticide to fish?
• Which statement about wetlands and ornamental waters is true?
• Which information should be included in the documentation log for an aquatic pesticide application?
• Which water body is generally designated for general use rather than restricted use in pesticide regulation?
• What are typical components of drift reduction strategies in aquatic pesticide use?
• Which mosquito group is typically found in pools with vegetation, marshes?
• Which application equipment is used frequently for insecticide applications?
• How many larval instars do mosquitos have?
• Which of the following describes adult flies that feed on nectar?
• Which of the following is NOT listed as a food source for mosquito larvae?
• What do black fly larvae feed on?
• Which fly adults drop their eggs into flowing water and the eggs settle at the bottom?
• In Washington pesticide regulation, which is more restrictive: Ecology or WSDA?
• Which of the following is a bacterial larvicide used against mosquito larvae?
• How can you collect adults for a mosquito survey?
• How many types of aquatic weeds are listed?
• Besides Ecology and WSDA, which agencies might you need to coordinate with?
• Which mosquito group is found in pools with vegetation, marshes?
• Which life stage is not typically associated with aquatic habitats?
• This type of vegetation can be important in large bodies of water to protect mosquito larvae from waves
• When starting a partial treatment, you should begin at which point relative to shore?
• What is the purpose of larvicides in black fly control?
• What is the only option for black fly control because they live in flowing water?
• Which life stages of a mosquito are associated with water?
• What does an EPA registration number on a pesticide label signify?
• What is the concept of non-target protection in aquatic pesticide use?
• What do mosquito pupae feed on?
• What qualifies a pesticide as a Restricted-Use Pesticide (RUP) and who may apply it?
• If the target application rate cannot be achieved after adjustments, what is the recommended action?
• What are three control methods for mosquitos?
• Why should you avoid applying pesticides when surface water is being drawn for drinking water or irrigation?
• Why is chemical control often necessary for black flies in streams?
• What stage comes directly after the larval instars?
• What should you do if an aquatic pesticide label includes multiple site-specific restrictions that conflict with each other?
• Which item belongs to the post-application procedures?
• How can you identify the target pest on an aquatic pesticide label?
• Which of the following correctly identifies two types of chemical controls for mosquitoes?
• Which of the following represents tactics for water management to reduce mosquito breeding?
• Mosquito eggs placed on water surfaces hatch after an incubation period of
• Why do female mosquitos require a blood meal?
• Which action is essential after completing an aquatic pesticide application?
• Which of the following are used as chemical controls for black fly larvae?
• If you are planning to use gambusia to control mosquitoes, which state agency should you contact?
• What triggers mosquito eggs to hatch when laid outside of the water?
• Which sequence correctly describes standard steps to calibrate an aquatic sprayer for accurate application rates?
• When applying near drainage ditches or inflows, what must you verify on the label?
• Which statement about black flies is true regarding their movement?
• What is the scientific name of the mosquitofish used as a predator?
• What are common chemical controls (including larvicides) for mosquitos?
• Which water bodies may be treated with aquatic pesticides in Washington?
• How can pesticide and sediment interactions influence long-term environmental exposure?
• Which option lists the chemicals used as larvicides against black flies?
• Which term describes aquatic plants that float on the water surface?
• How do black fly larvae stop themselves from floating away in a fast moving stream?
• Which life stages of midges may cause problems in swimming pools?
• What is the common name for Gambusia affinis?
• How do you determine the correct application rate for an aquatic product on a site?
• Which mosquito groups overwinter as eggs or larvae?
• How can you determine if a product is suitable for aquatic use at a specific water body?
• What is a primary reason for selecting targeted products in aquatic pesticide applications?
• How do you calculate the volume of water to mix with a pesticide when the label specifies a concentration per gallon?
• Which term describes aquatic plants that are rooted in the bottom but extend above the water surface?
• If a label directs mixing 1 pint of product per 100 gallons of water, how much product is needed to mix 500 gallons?
• Which of the following is NOT one of the three major types of algae?
• Pesticides can have acute effects on plants described as what?
• Which option completes the description of post-application duties?
• If wildlife or inland fish may be in jeopardy from an aquatic pest management approach, you need to contact and work with this Washington department
• Which mosquito group has larvae that are horizontal to the water surface?
• What life stage of mosquitoes can surveys provide information on production sources for flood, irrigation, and snow-water mosquitoes?
• What type of metamorphosis do mosquitos undergo?
• Name three environmental considerations an aquatic pesticide applicator must assess before a treatment.
• Which of the following is an example of a biological control agent used against black fly larvae?
• Which genus is the exception to using surface air siphons for respiration?
• What actions should be taken if a spill occurs during mixing or application?
• Which mosquito group is the most common in cities?
• How should pesticide containers be stored and disposed of to prevent environmental contamination?
• Which factor is NOT included in the typical list of water quality parameters that influence degradation and toxicity?
• What happens to mosquito eggs laid just above the water line as the water level rises?
• Which mosquito group does not obtain air from siphons on the larvae tails?
• Which insects drop their eggs in flowing water with a medium or fast current?
• Mosquitos primarily obtain blood from
• Which two state agencies share responsibility for pesticide regulation in aquatic environments?
• What is the purpose of a label-specified water-use restriction after an aquatic pesticide application?
• How can you minimize pesticide entry into drinking water sources?
• Which permit program is referenced for discharging pollutants into water in this regulatory context?
• Define spray drift and name two practical methods to reduce drift in aquatic applications.
• Male mosquitoes typically live from seven to ten days while females live about two months. Which option best reflects this?
• Which stage has breathing tubes located on the thorax?
• Which of these flies does not need a blood meal to develop eggs?
• What is the difference between aquatic herbicides and aquatic insecticides in terms of target and application considerations?
• Why should pesticide containers be stored away from water sources?
• After a partial treatment, what is the restock interval in weeks?
• Mosquitos that lay eggs on water overwinter as _____ while those that lay eggs on nonflooded substrates overwinter as ______
• What is the key difference between contact and systemic aquatic pesticides?
• What is the proper sequence for closing a job after an aquatic pesticide application?
• Predatory fish used for mosquito control primarily serve to do what in aquatic habitats?
• During mixing near water, what should be done if a spill occurs?
• Which biological larvicide is used to control black flies?
• What is the primary purpose of an NPDES permit?
• Larvicides target which life stage?
• What does a mosquito larval survey show?
• What is the life stage called that is between the larva and the adult in mosquitoes?
• Which two mosquito groups overwinter as eggs or larvae?
• Mosquito larval development is completed within which range of days?
• What abiotic factor plays a key role in black fly development?
• Which two agencies are involved in aquatic pesticide registration and approval?
• What are two adulticides used on mosquitos?
• Which agencies regulate aquatic pesticide use at the federal and Washington state levels?
• Which stage uses tail siphons to obtain air from the water surface?
• After an aquatic pesticide treatment, what should be completed besides the application?
• What PPE is commonly required when applying pesticides to aquatic sites?
• Which action helps protect water quality and non-target organisms during aquatic pesticide application?
• Which method is best to survey black flies in streams?
• Which nozzle type is generally preferred to minimize drift in aquatic applications?
• Which information is essential to determine the total amount of product to mix for an application?
• Mosquito eggs, larvae, and pupae develop faster in warmer water. This means development is:
• What is the last step in a proper aquatic pesticide application workflow?
• ULV equipment is particularly suited for treating which type of area?
• If an endangered species or their habitat is affected by your aquatic pest management approach, you need to contact and work with this Washington department
• Which two agencies govern the regulation of chemical use in water in Washington?
• Wrigglers refer to which life stage of a mosquito?
• How does integrated pest management (IPM) affect chemical usage in aquatic pest management?
• What does FIFRA stand for?
• What water quality parameters can influence pesticide degradation and toxicity?
• After finishing the treatment, what must be documented and monitored?
• What is the consequence of failing to follow label directions for aquatic use?
• It is illegal to put pesticides in water unless you have obtained permission for application from this Washington department
• What is the role of water-use restrictions on an aquatic pesticide label?
• What is the purpose of post-application monitoring in aquatic pesticide use?
• In Washington state, which agency grants permission for pesticide use in most water bodies?
• The larva of which fly live in a range of habitats: water, sand, decaying vegetation, banks of rivers, streams, lakes, and seashores?
• What constitutes the final compliance step after application?
• Under what weather scenario might you delay an aquatic pesticide application even if label conditions are met?
• Rotenone is classified as which type of pesticide?
• What is the only piscicide registered for control in Washington?
• Which group has larvae that swim, and some burrow into the mud, and red larvae indicate low oxygen conditions?
• Which pesticides are associated with acute toxicity on fish?
• What is the significance of aquatic pesticide labels stating 'do not apply to water' for certain products?
• What midges management approach is recommended?
• What is a buffer zone and why is it important in aquatic pesticide applications?
• In urban environments, which mosquito group is most commonly encountered?
• 1 cubic foot of water equals how many gallons?
• How many instars do mosquito larvae undergo before pupation?
• Which life stage does not feed?
• If you use grass carp for weed control, you need to contact and work with this Washington department
• Which fly adults travel the shortest distance to find a mate?
• What is the primary purpose of post-application monitoring in terms of ecological outcomes?
• The larvae of which group eat algae, decaying organic matter, protozoa, and bacteria?
• Turbidity and water clarity influence pesticide fate by affecting which processes?
• Before applying an aquatic pesticide, which elements should you verify on the label?
• What are the three major types of algae?
• In the final phase of the workflow, which step should occur?
• Which statement accurately describes how most mosquito larvae obtain air?
• Which statement best describes where black fly larvae live in streams and how they feed?
• Which option reflects the required aftercare for aquatic pesticide use?
• Mosquito pupae are commonly called what?
• What is a top-feeding minnow that is a successful mosquito larvae predator?
• Which statement about mosquito metamorphosis is true?
• Why is it important to log weather conditions at the time of application?
• In this type of equipment, low pressure-high velocity air and low-pressure pesticide concentrate are swirled in a chamber to form very fine droplets; used for large treatment areas.
• Which action aligns with proper post-treatment protocol?
• Which practice best supports protecting aquatic life during pesticide use?
• Which factor is not among the determinants of potential fish kills in Washington waterways?
• Which statement explains why chemical control is used for black flies in flowing water?
• Before making any application to water, you need this permit from Washington Department of Ecology
• What agencies might be contacted by Ecology to review information on your National Pollutant Discharge Elimination System permit?
• If label restrictions are unclear or conflicting, what is the safest course of action?
• Which of the following represents good housekeeping practices for an aquatic pesticide applicator?
• Where are the breathing tubes located in mosquito pupae?
• Which statement best describes three mosquito control methods?
• Which statement best describes label site restrictions for aquatic pesticide applications?
• Mosquito larvae are commonly called what?
• How does Washington state regulate the use of pesticides in public waters and streams?
• What is the purpose of a site-specific treatment plan for aquatic pesticide use?
• One cubic foot of water weighs approximately 62.4 pounds. Which option is also a correct numerical weight for 1 cubic foot?
• What is the best tool to sample mosquito larvae?
• State legislation governing the use of chemicals in water is primarily overseen by which two departments?
• Mosquito wrigglers live in ____ _____
• How long is the mosquito pupae stage?
• What is the role of integrated pest management (IPM) in aquatic pesticide practice?
• Which pesticides are associated with acute toxicity in invertebrates?
• Which statement best describes how to reduce leaching potential when choosing a product for use near water?
• Describe best practices for mixing/loading pesticides to minimize environmental risk near water.
• What practices help protect fish and other aquatic organisms during an application?
• Which elements are typically included in the site-specific treatment plan?
• Which of the following is the correct sequence for a mosquito's life cycle from egg to adult?
• What is a Restricted Entry Interval (REI) and how does it relate to aquatic applications?
• Why is it important to avoid repeated applications of the same aquatic pesticide?
• Which flies are indicators of polluted water?
• Which statement best describes how midges are a nuisance?
• Some aquatic pesticides registered by WSDA for use in aquatic systems may not be approved for use by Ecology due to the pesticide nature and environmental effects
• If you are not calibrating equipment to match the rate stated on the label, what is the most likely outcome?
• Which statement best describes the last-step requirement in the workflow?
• How might photolysis influence pesticide persistence in surface waters?
• All pesticide formulations labeled for aquatic applications are restricted use, except for several general use pesticides that are for which applications?
• During calibration, which tool is used to measure the flow of each nozzle?
• Which statement accurately reflects the final step in the process?
• Which option best represents the last-step activities after an aquatic pesticide treatment?
• Which agency regulates pesticides under FIFRA (the Federal Insecticide, Fungicide, and Rodenticide Act)?
• Which weather factors should be evaluated before applying aquatic pesticides?
• Which department issues the permit required before applying to water?
• In terms of weather logging, what outcomes can be supported by post-application analysis?
• What is the primary purpose of the pesticide label in aquatic applications?
• Two main characteristics used to identify mosquitoes
• What are the three categories of aquatic plants by their position in the water?
• Which aquatic application equipment is not well suited for smaller sites?
• How should pesticide containers be disposed of after use?
• In the closeout phase, which activity is described?
• What is the purpose of buffer zones on the label in relation to drift?
• How can midges populations be controlled?
• Which factors determine whether a pesticide is likely to cause fish kills in Washington waterways?
• What information must be recorded in an aquatic pesticide application log?
• 1 cubic foot of water weighs approximately how many pounds?
• Which statement is NOT true about ULV equipment described?
• The final step in the workflow emphasizes which actions?
• Four types of aquatic weeds
• Which mosquito groups lay their eggs in rafts?
• Under what circumstances might a respirator be required when applying aquatic pesticides?
• What type of water do mosquito wrigglers inhabit?
• Two types of algae
• How many generations do black flies have and when are they most active?
• Which group is commonly used as an indicator of polluted water?
• What is the importance of drift management in protecting non-target aquatic life?
• Which chemical larvicides are used to control black flies?
• Red larvae that indicate low oxygen conditions belong to which group?