QAC Laws & Regulations Test 2023 with complete solution questions and answers

Most abrasive formulation wettable powders mode of action the way a pesticide controls its target How is pesticide persistence measured half-life Crime of breaking pesticide laws misdemeanors and penalties Section 18 registration EPA issues allowance to use unregistered pesticide Registrant the pesticide manufacturer When can EPA cancelled pesticides be used Never Restricted use pesticides can only be possessed and used by certified applicators & may require permit from county ag commissioner Where are plant back restrictions found directions for use on label Qualification requirements for journeyman pilot exam 150 hrs fixed wing or 50 hrs helicopter flight time and 1 yr as an apprentice Pest control business license for incidental pest control work maintenance gardener Best 2 pumps for wettable powder diaphragm or centrifugal What do spray nozzles affect spray pattern, application rate, and droplet size Primary factors in spray drift wind speed, direction, and droplet size How do drift control agents reduce drift? Increasing droplet size and weight Most dangerous activity of pesticide handling Mixing and loading Who can provide safety training to applicators working in agricultural production? Licensed PCA, UC Farm advisor, or registered professional forester Nobody under 18 can handle pesticides requiring _______________ closed system or full-body chemical resistant clothing Tanks larger than 49 gallons must have __________ see-through tank with external volume gauge When must closed systems be used? Category I liquids used for agricultural production "Regularly" Handling Pesticides More than 6 days in any 30 day period Temperature limit of using chemical-resistant clothing 85 F How often agricultural field workers must receive pesticide safety training Every 5 years REI adjustment when mixing 2 organophosphates longest REI plus 50% of shorter REI Unit of pesticide residue measures PPM Best conditions for pesticide breakdown in soil warm temperatures and high oxygen levels Half-life The time it takes for a pesticide to break down to 50% of its original concentration Pesticide group with longest half-lives organochlorines Tolerance legally allowed level of pesticide residue in food Produce with exceeded tolerances must be ______________ quarantined Most groundwater contaminants are __________ pre-emergent pesticides Example of point source pollution illegal dumping, crop duster crash, leaking containers Pesticide containers under 28 gallons must be ________________ triple rinsed before re-use Is trapping mechanical control yes Modifying irrigation schedules to control pests cultural control Host resistance Using crop varieties that can tolerate pest damage Regulatory Pest Control eradication efforts and quarantines IPM threshholds predetermined pest population levels when efforts are initiated Annuals easier to control than perennials, in two groups of summer and winter, preventing seed production is best control what surfactants do help leaf penetration, reduce spray beading, improve coverage Three types of perennial weeds simple, creeping, bulbous Systemic herbicides are also known as translocated herbicides Hibernating rodents ground squirrels Best mole control strategy trapping Example of fumigant aluminum phosphide secondary toxicity when other animals feed on poisoned pests, problematic with anti-coagulants Creates crescent-moon shape mounds gophers Burrow fumigation on moles is ineffective because they block tunnels when sensing fumes Place traps in tunnels for _______________ gophers and moles Examples of anti-coagulants brodificoum, diphacinone Produce phosphine gas zinc phosphide and aluminum phosphide The pathogen triangle pathogen, favorable environment, and susceptible host Most plant disease is caused by fungus Vascular wilt root or stem fungal disease When fungi produce spores winter Viruses rarely kill hosts, cannot replicate outside host, are submicroscopic Common control for bacterial diseases Good cultural practices Usually requires wound to enter host Bacteria Metamorphis stage causing most damage larval Beetle mouthparts chewing aphid mouthparts piercing-sucking Insect with fringed wings thrips Two groups of scale insects soft and armored What produces honeydew aphids, whiteflies, mealybugs plantback statement how long to wait until planting crops after application Contributes to pesticide-caused phytotoxicity using emulsifiable concentrate or pesticides containing solvents PGR Plant growth regulators, i.e. ethylene, gibberellins, use small amounts Most common cockroach species in CA Oriental cockraoch Cockroach that does not fly American Cockroach preferring warm, dry areas brownbanded Cockroach attracted to streetlights American & smokybrown Good monitoring strategy for cockroaches sticky traps, flashlight surveys, flushing agents Most common household ant in CA Argentine ant Ants are attracted to honeydew T/F True Common carpet beetle pests in CA varied carpet beetle, furniture carpet beetle, and black carpet beetle Control methods for carpet beetles fumigation 2 primary species of clothes moth in CA webbing and casemaking clothes moths Used for clothes moth control low humidity, carpet cleaning, insecticide spot treatments Stored product pests include beetles, weevils, moths appropriate control for stored product pests pheromone traps, cleanup of spilled grains, desiccant dusts Most destructive termite in CA subterranean termite Control for drywood termites freezing Difference between roof and Norway rats roof rat is smaller than Norway rat