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Pest and Disease Management Flashcards

7 cards from real C27 LICENSE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. What is the core principle of Integrated Pest Management (IPM) as applied to landscaping?

    Answer: Using a combination of biological, cultural, mechanical, and chemical controls to minimize pest damage while reducing risk

    IPM is a holistic approach that combines multiple control methods to manage pests effectively while minimizing environmental and health risks.

  2. Which pesticide application method is most appropriate for targeting soil-dwelling pests such as grubs?

    Answer: Soil drench or granular application incorporated into the root zone

    Soil drench or granular applications deliver pesticide directly to the root zone where soil-dwelling pests like grubs reside.

  3. Under California law, which document must a landscaping contractor possess before applying restricted-use pesticides (RUPs)?

    Answer: A Qualified Applicator License (QAL) or certificate from the CDFA

    California requires a Qualified Applicator License (QAL) or Qualified Applicator Certificate (QAC) issued by CDFA to legally purchase and apply restricted-use pesticides.

  4. What is the primary visual indicator of powdery mildew on landscape plants?

    Answer: White to grayish powdery coating on leaf surfaces and stems

    Powdery mildew is a fungal disease identified by white or grayish powdery fungal growth on the surfaces of leaves and stems.

  5. Which of the following is an example of a biological control method for managing aphid populations in a landscape?

    Answer: Releasing or encouraging populations of ladybugs (Coccinellidae)

    Ladybugs are natural predators of aphids and represent a biological control method within an IPM program.

  6. What is the legal significance of a pesticide label under federal and California law?

    Answer: It is a legally binding document and applicators must follow all label directions

    The pesticide label is a legal document under FIFRA; using a pesticide in a manner inconsistent with its labeling is a violation of federal and state law.

  7. Which turfgrass disease is characterized by roughly circular patches of brown or dead grass, often with a 'frog-eye' pattern?

    Answer: Necrotic ring spot

    Necrotic ring spot (Ophiosphaerella korrae) produces circular to ring-shaped patches of dead turf with a characteristic frog-eye pattern in the center.