Pest Management: Multiple Choice Questions and Answers, Exams of Advanced Education

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Answers 2023

What is not true about grass weeds? - Correct Answer-Their growing points are at the tips of shoots What plant life stage is the easiest to control? - Correct Answer-Seedling What is true concerning annual plants? - Correct Answer--They are generally easier to control than biennial and perennials -They are two basic groups; summer and winter annual -Preventing seed production is the best way to control them What are commonly used weed control strategies? - Correct Answer-Manual and Cultural What describes a translocated herbicide? - Correct Answer--absorbed in to the sprayed foliar tissue and then move within the target plant's vascular system. Usually in a downward direction from sprayed leaves in to the root system, but some can move upwards as well. The _____ is the waxy outer layer on plant leaves and stems? - Correct Answer-cuticle What do surfactants do? - Correct Answer--Helps herbicides penetrate leaves -Reduce herbicide spray "bead up" -Improve herbicide coverage What do clay soils and soils with high organic content have in common? - Correct Answer--Bind herbicides and cause them to be less effective What herbicide use technique typically involves using a chainsaw? - Correct Answer-cut stamp A cotyledon is also known as a... - Correct Answer-seed leaf What are the 3 types of perennial plants? - Correct Answer-simple, creeping, and bulbous What are important for weed reproduction? - Correct Answer-seeds, rhizomes, and stolons What are leaf openings? - Correct Answer-stomatas

Translocated herbicides are also known as... - Correct Answer-systemic herbicides What rodent pests hibernate? - Correct Answer-ground squirrels What is the best control strategy for moles? - Correct Answer-Trapping What are fumigants? - Correct Answer-aluminum phosphide Secondary toxicity is often a problem with... - Correct Answer-anti-coagulants What are considered to be non-game mammals? - Correct Answer-voles, pocket gophers, ground squirrels What products crescent-shaped mounds in turf? - Correct Answer-pocket gophers What species will not eat grain bait? - Correct Answer-ground squirrels What rodent pest constructs narrow raceways under grass cover and shallow burrow systems? - Correct Answer-voles Why is burrow fumigation a poor control method for moles? - Correct Answer-the burrow system may too deep or extensive Placing the trap within the tunnel system is important for which species? - Correct Answer-moles and pocket gophers What are not anti-coagulant rodenticides? - Correct Answer-zinc phosphide What chemicals produces phosphine gas? - Correct Answer-zinc phosphide and aluminum phosphide The term abiotic refers to? - Correct Answer-something not alive Most plant diseases are caused by? - Correct Answer- What does the term vascular willt refer to? - Correct Answer-root or stem-born fungal disease What can produce spores that overwinter? - Correct Answer-fungi What is true about viruses? - Correct Answer--rarely kill their hosts -cant replicate themselves apart from their hosts Are submicroscopic What are common control strategies for bacterial disease? - Correct Answer-good cultural practices

What pathogen often requires an opening or wound to infect its host? - Correct Answer- bacteria Which of the following are true about viral disease? - Correct Answer--they cause subtle symptoms -they rarely kill their hosts -they cause foliage to look "off type" What control methods is generally ineffective for viral disease? - Correct Answer-bio control What pathogen type has mycelium? - Correct Answer-fungi Flies develop via 4-stage metamorphosis - Correct Answer-true What life stage does the majority of plant damage with 4 stage metamorphosis insect pests? - Correct Answer-larval Beetles have which type of mouthparts? - Correct Answer-chewing Aphids have what type of mouthparts? - Correct Answer-piercing-sucking What insect pest has fringed-wings? - Correct Answer-thrips What are the two groups of scale insects? - Correct Answer-soft and armored What is true about mites? - Correct Answer--not insects -are related to spiders -have 4 pairs of legs What is true about nematodes? - Correct Answer--some are beneficial -most species are not pests -they often live in the soil What pest groups produce honeydue? - Correct Answer--aphids -white flies -mealybugs "Do not plant broccoli after the use of this product for 12 months after application" is an example of what type of label statement? - Correct Answer-Plant back restrictions What factors can contribute to pesticide-caused phytotoxicity? - Correct Answer--using emulsifiable concentrate formulas -using pesticides that contain solvents

PGR chemicals can affect which plant processes? - Correct Answer--cell division -growth rate -rooting What are PGR chemicals? - Correct Answer-gibberillins Which PGR is commonly used to influence fruit ripening? - Correct Answer-ethylene What are important principles of PGR use? - Correct Answer-use them in small amounts Why are cotton harvest aid chemicals used? - Correct Answer--to stimulate the opening and maturation of cotton bolls -to eliminate excess foliage that interferes with mechanical harvest -to reduce crop staining by green plant fluids/tissue What cockroach is the most common indoor species in CA? - Correct Answer-oriental What cockroach does not fly? - Correct Answer-smokybrown What cockroach prefers warm dry areas? - Correct Answer-brown banded What cockroach is attracted to streetlights? - Correct Answer-American & Smokeybrown What is a good monitoring strategy for cockroaches? - Correct Answer--sticky traps -flashlight surveys -flushing agents What ant species is the most common household ant in central and southern CA? - Correct Answer-Argentine Ants are attracted to honeydue - Correct Answer-True Which fly species does not spread human disease? - Correct Answer-vinegar What is true about mosquitos? - Correct Answer-mosquito fish are used for control Which flea is the most serious pest of human and pets? - Correct Answer- What methods are important for flea control? - Correct Answer--vacumming carpets -insecticide applications -washing pet bedding What are carpet beetle pests in CA? - Correct Answer--varied carpet beetle -furniture carpet beetle

-black carpet beetle What are control methods for carpet beetles? - Correct Answer-fumigation The 2 primary species of clothes moths in CA are - Correct Answer-webbing and casemaking What method is not used for clothes moth control? - Correct Answer-pheromone traps The pest group known as the "stored product pests" uncludes" what? - Correct Answer- beetles, weevils, and moths What method is appropriate to control stored product pests? - Correct Answer-- pheromone traps -dessicant dusts -clean up/disposal of spilled grain what is not a type of termite? - Correct Answer-house What is probably the most destructive termite in CA? - Correct Answer-subterranean The control method for all termite species are the same? - Correct Answer-False The control method used for drywood termites wont work on the other termites because they are pesticide resistant? - Correct Answer-False What is different about the roof and norwat rat? - Correct Answer-the roof rat is smaller