Standards Licensing Examination

Illinois Pesticide Applicator General Standards Licensing Examination Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• What is the purpose of pesticide labeling?
• To advertise the product
• To satisfy EPA marketing guidelines
• To protect the environment only
• To provide legally enforceable instructions for safe use

Rationale: The label is a legal document that specifies safe and

proper pesticide use.

• Which signal word indicates the lowest toxicity?
• Danger
• Warning 1 / 3

• Caution
• Poison

Rationale: “Caution” is used on products with the lowest toxicity

levels.

3. Restricted-Use Pesticides (RUP) can be applied by:

• Anyone over 18
• Farm workers
• Certified applicators or those under their supervision
• Homeowners

Rationale: RUPs require certification or direct supervision by a

certified applicator.

• What PPE is typically required when mixing pesticides?
• Sunglasses
• A cotton shirt
• Chemical-resistant gloves
• Sandals

Rationale: Gloves protect against skin absorption during mixing, the

highest-risk task.

5. The term “active ingredient” refers to:

• Coloring agents
• The chemical that controls the pest
• Solvents
• Surfactants 2 / 3

Rationale: Active ingredients are the pest-control chemicals in a

pesticide.

• Which formulation is most likely to drift?
• Granules
• Fine sprays or dust
• Pastes
• Baits

Rationale: Small airborne particles are highly susceptible to drift.

• What does LD50 measure?
• Environmental persistence
• Product shelf life
• Acute toxicity level
• Residue breakdown

Rationale: LD50 expresses how toxic a substance is based on lethal

dosage.

8. The best way to dispose of empty pesticide containers is to:

• Burn them
• Triple rinse and follow label disposal directions
• Refill them with water
• Store them indefinitely

Rationale: Triple-rinsing ensures no concentrated residues remain

before disposal.

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