WA Aquatic Pest Control Test Questions And Answers Verified 100% Correct

WA Aquatic Pest Control Test Questions And Answers Verified 100% Correct water management techniques for mosquitos - ANSWER -1) eliminate mosquito breeding habitat 2) prevent water accumulation 3) use predaceous fish as biological control 4) increase water movement Gambusa affinis - ANSWER -minnow used for mosquito control with permid from WDFW petroleum distillates - ANSWER -ace by inhalation via insect or suffocation, oil and oil solutions botanicals and synthetic pyrethroids - ANSWER -contact poisons for insects, resmethrin, permethrin, etofenprox, phenothrin, organophosphates - ANSWER -inhibit cholinesterase, overexcitement of nervous system, malation and temephos growth inhibitors - ANSWER -disrupt development and maturation of immature insect, methoprene insect pathogens - ANSWER -stop digestion, resulting in death: bacillus thringiensis var israelensis space treatments - ANSWER -applied as fogs, mists, or fine sprays black flies - ANSWER -reside in areas of moving water, females bite, temp plays key role in development time, eggs in medium to fast current, adults travel >1 mile black fly survey - ANSWER -count number of larvae per unit area black fly control - ANSWER -chemical control against larvae to kill or cause them to detach and wash downstream midges - ANSWER -cannot bite, scales cause asthma, larvae important food source midge control - ANSWER -prevent pollution to prevent algae growth, adults can be controlled by space treatments no-see-ums - ANSWER -small, biting, midge like flies, females require blood, larvae live in aquatic or moist envir, adults do not travel far no-see-ums treatment - ANSWER -space spray treatment for adults, larvicide of population particularly bad compressed air sprayer - ANSWER -small areas, air in tank under pressure by hand pump hydraulic sprayer - ANSWER -spray mixture into pump, put under pressure, then forced through nozzle mist blower - ANSWER -tank mixture with stream of high speed air that carries droplets to target ULV - ANSWER -low pressure-high velocity air and low pressure pesticide concentrate, shear droplets, droplets uniform and controllable fogger - ANSWER -breaks up liquid by mechanical or thermal means, find droplets produced horn seeder - ANSWER -canvas bag with tapered wind or tube, granules dispersed from bag cyclone-type spreader - ANSWER -manually operated, granules dispersed by rotating disk and centrifugal force blower-type spreader - ANSWER -power assisted, 75-150mph air blasts aircraft - ANSWER -liquid spray or granular systems mounted on either fixed wing or rotary wing tanks - ANSWER -large openings, stainless steel, fiberglass or mild steel with coating, large drain, have gauge to show liquid level, cutoff valve roller pump - ANSWER -least expensive, 8-30 gpm, 10-300 psi, emulsifiable concentrates, soluble powders, and other nonabrasive pesticide formulations gear pumps - ANSWER -sprays with low operating pressure, 5-65 gpm, 20-100 psi, special purpose sprayers, oil solutions centrifugal pumps - ANSWER -200 pgm, 5-70 psi, used for abrasive material diaphragm pumps - ANSWER -no abrasion problem, 3-10 gmp, 10-100 psi piston pumps - ANSWER -most expensive, 2-60 gmp, 20-800 psi, high pressure sprayers strainers/filters - ANSWER -removes dirt, rust flakes, foreign material, filtering is progressive pressure regulators - ANSWER -control the pressure and quantity of spray delivered through the nozzle agitators - ANSWER -bypass: soluble powders and liquid formulations hydraulic agitators: wettable powders and flowable formulations mechanical agitators: wettable powders control valves - ANSWER -located between pressure regulator and nozzles