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TrueGreen Final Exam 2023 with complete Questions and Answers
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TrueGreen Final Exam 2023 with complete Questions and AnswersWhat is a morphological feature of all adult insects ? - ANSWER all adult 6 jointed legs and 3 distinct body regions . What knowledge is needed prior to the application of a pesticide to control an insect pest ? - ANSWER Identification...

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  • November 12, 2024
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  • 2024/2025
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TrueGreen Final Exam 2023 with complete
Questions and Answers


What is a morphological feature of all adult insects ? - ANSWER all adult 6 jointed legs
and 3 distinct body regions .

What knowledge is needed prior to the application of a pesticide to control an insect pest ? -
ANSWER Identification of the insect and a thorough understanding of its life cycle.

How can one delay the development of pest populations resistant to pesticides ? - ANSWER
By using appropriate IPM methods . Which include using pesticides only when necessary and
using cultural , mechanical and biological control methods when possible .

Which factor should be considered when a pesticide fails to provide effective control of a pest
? - ANSWER Applying the wrong type of pesticide, Applying the pesticide when the pest
is not in a suitable stage, Applying the pesticide to a resistant population

How do applicators , operators , plant pathologists and others recognize a plant that is
diseased ? - ANSWER By recognizing symptoms such as leaf spot and chlorosis .

What can cause a non - infectious disease in ornamental plants ? - ANSWER
Temperature and moisture extremes .

What system is an appropriate practice to keep pest populations below the economic injury
level in crops and below the aesthetic injury level in non - crop ornamental plantings ? -
ANSWER An Integrated Pest Management system .

What is unique about an insect that undergoes incomplete development or simple
metamorphosis such as a grasshopper ? - ANSWER They have 3 life cycles . Egg , nymph
and adult .

What is a unique characteristic of all biological control tactics used to control pest populations
? - ANSWER They utilize living organisms to control pests .

What is a characteristic of the life cycle of a perennial weed ? - ANSWER They live more
than two years .

How can weeds effect plants such as crops and ornamentals ? - ANSWER Weeds
compete with desirable plants for moisture and light .
© Only Students - D.N stuvia.

, Which of the following is an example of a cultural integrated pest management tactic for the




© Only Students - D.N stuvia.

, control of certain insects and diseases ? - ANSWER Crop rotation .

What is the outcome of calendar spraying of broad spectrum insecticides ? - ANSWER
Overuse of the insecticide may kill natural predators and parasites and bring about pest
resurgence .

What precautions should one take to ensure a uniform pesticide spray mixture at all times
until the spray tank is empty ? - ANSWER Avoid letting the mixture stand for long
periods of time or overnight without agitation .

What type of pesticide formulation has a low drift potential and is manufactured by applying
an active ingredient to coarse particles such as clay , ground walnut shells or ground corn cobs
? - ANSWER Granules

What type of pesticides do not move within the host plant and require thorough coverage for
effective control ? - ANSWER Contact pesticide

Why does the pesticide manufacturer add inert ingredients to a pesticide formulation ? -
ANSWER They may improve coverage to the target pest or make the product safer to the
applicator or the environment .

What effects adding a drift reduction adjuvant to a spray mixture have on a spray application
? - ANSWER It increases the size of the spray droplets .

How many pounds of active ingredient are in 1 gal . of Astrocide 4EC ? - ANSWER 4lbs .
of Al.

How do you describe a situation where 2 or more pesticides can be safely mixed and applied
in combination without unfavorably effecting toxicity , physical properties or plant safety ? -
ANSWER Compatible .

What is unique about granular formulations of pesticides ? - ANSWER The equipment
used to apply granular formulations require frequent calibration .

What is a concern about the use of poisonous bait formulations of pesticides mixed with
water or other substances ? - ANSWER They can be attractive and need to be placed
where they are not accessible to humans or other target animals

Which of the following is legally defined as a pesticide ? - ANSWER Attractant .

How many pounds of active ingredient are in a 20 lb. container of Illnidoe 25WP ? - ANSWER
5 lbs .
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, What is an advantage of using an insecticide with residual persistent activity ? - ANSWER




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