Trugreen (Test practice) Exam Questions With Correct Answers
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Course
Trugreen
Institution
Trugreen
Trugreen (Test practice) Exam Questions
With Correct Answers
What system is an appropriate practice to keep populations below the economic injury level in
crops and below the aesthetic injury level in non-crops or ornamental plantings? -
answerintegrated pest managements (IPM)
what cultural co...
Trugreen (Test practice) Exam Questions
With Correct Answers
What system is an appropriate practice to keep populations below the economic injury level in
crops and below the aesthetic injury level in non-crops or ornamental plantings? -
answer✔integrated pest managements (IPM)
what cultural control tactic is the best defense against invading weeds to insure a dense,
vigorous stand of turf grass? - answer✔proper fertilization and mowing
what should applicators/ operators take into account when selecting and applying pesticides? -
answer✔Are there other non-chemical controls available. Has scouting indicated the pest
populations is high enough. Is it the correct time to apply and get control. (All of the above).
what is unique about an insect that undergoes incomplete development or (simple
metamorphosis) such as a grasshopper? - answer✔They undergo 3 life stages (Egg-Nymph-
Adult) where the nymph cannot fly and cannot reproduce.
what stage of insect development is often called the "resting stage" because it cannot feed and
usually not very active? - answer✔Pupa
what can cause a non-infectious disease in ornamental plants? - answer✔temperature and
moisture extremes
what is a characteristic of infectious plant diseases in crops? - answer✔Pathogens multiply on
or within the host plant and can be transmitted from one plant to another.
How do applicators, operators, plant pathologist and others recognize a plant that is diseased? -
answer✔By recognizing symptoms such as leaf spot or chlorosis.
what growth stage of weeds is easiest to control with herbicides or cultivation? -
answer✔weeds that are in the seedling stage
which of the following weeds emerge from seed that germinate in the fall, overwinter as
seedlings, flower, produce seed and die in the early summer. - answer✔winter annuals
to control the majority of perennial weeds what treatment is usually recommended? -
answer✔A systemic herbicide applied at early bud to bloom stage or early fall when plants are
replenishing food supplies below ground.
which of the following conditions are not necessary for a plant disease to develop in crops? -
answer✔There must be a susceptible host and pathogen, time for disease to develop and a
favorable environment. (Diseases do not need an insect vector)
what portion of the pesticide formulation is effective against target pests? - answer✔Active
ingredient
what term indicates solvents, emulsifiers, and adjuvants in a pesticide formulation? -
answer✔insert ingredients
what type of pesticide would you select to control a specific pest with little or no injury to
related organisms such as desirable plants or beneficial insects? - answer✔Selective pesticide
How many lbs. of active ingredient are in a 20 lb. container of OUTOFHERE 50WP. - answer✔10
lbs.
what type of pesticides do not move within the host plant and require thorough coverage for
effective control. - answer✔Contact pesticide
what characteristics do wettable powders and water dispersing granules have in common? -
answer✔form a suspension that requires constant agitation and are abrasive to pumps.
which of the following statements describing adjuvants is true? - answer✔Generally have little
or no pesticidal effect
How does a drift control addictive reduce or minimize off target pesticide damage? -
answer✔Increases the size of spray droplets.
why would an applicator add a buffering agent to a tank mix of chemicals? - answer✔To adjust
the PH of the carrier
what terminology is used to describe the situation where two or more pesticides can be safely
mixed and applied in combination without unfavorably affecting toxicity, physical, properties or
plant safety? - answer✔Compatible
when the thank mixing the following pesticide formulations, which formulation must be added
to the thank first? - answer✔Soluble powders. (Also refer to label that is provided with this
exam!!!)
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