Vermont Category 3A — Ornamental
Pest Control Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationales 2026 Q&A | Instant
Download Pdf
1. Which practice is the foundation of Integrated Pest Management
(IPM) in ornamental systems?
A) Routine pesticide application on a calendar schedule
B) Eliminating all insects regardless of type
C) Using pesticides only as a last resort after monitoring
D) Increasing pesticide dosage for faster control
Answer: C
Rationale: IPM emphasizes monitoring pest populations and using
pesticides only when necessary after other control methods have
been considered.
2. Which pest is most commonly associated with sucking plant sap and
producing honeydew on ornamentals?
, A) Beetles
B) Aphids
C) Caterpillars
D) Slugs
Answer: B
Rationale: Aphids feed on plant sap and excrete honeydew, which
can lead to sooty mold growth.
3. What is the primary purpose of a pesticide label?
A) Marketing the product
B) Providing legal instructions for use
C) Suggesting optional application methods
D) Describing pest life cycles
Answer: B
Rationale: The label is a legal document that provides instructions for
safe and effective pesticide use.
4. Which is an example of a contact insecticide?
A) Systemic absorbed through roots
B) A pesticide that kills pests on direct contact
C) A growth regulator only
D) A fumigant applied to soil only
Answer: B
Rationale: Contact insecticides kill pests when they are directly
exposed to the chemical.
,5. What type of damage do spider mites typically cause on ornamentals?
A) Chewed leaves with holes
B) Skeletonized leaves
C) Stippling and bronzing of foliage
D) Wilting stems only
Answer: C
Rationale: Spider mites feed on plant cells causing stippling,
discoloration, and bronzing.
6. Which factor most influences pesticide drift?
A) Soil pH
B) Wind speed
C) Root depth
D) Fertilizer type
Answer: B
Rationale: Wind speed is a major factor affecting pesticide drift
during application.
7. Which is a fungal disease commonly affecting ornamentals?
A) Fire blight
B) Powdery mildew
C) Bacterial wilt
D) Mosaic virus
Answer: B
, Rationale: Powdery mildew is a common fungal disease on
ornamental plants.
8. What does resistance in pests refer to?
A) Increased plant tolerance
B) Pests surviving pesticide exposure
C) Soil nutrient imbalance
D) Weather adaptation
Answer: B
Rationale: Resistance occurs when pests survive treatments that
previously controlled them.
9. Which PPE is most important when mixing concentrated pesticides?
A) Sunglasses
B) Respirator, gloves, and goggles
C) Cotton socks
D) Baseball cap
Answer: B
Rationale: Mixing concentrates poses high exposure risk requiring
full protective equipment.
10. What is the best time to apply most foliar insecticides?
A) During rain
B) In high wind
C) Early morning or evening
D) At midday heat
Pest Control Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationales 2026 Q&A | Instant
Download Pdf
1. Which practice is the foundation of Integrated Pest Management
(IPM) in ornamental systems?
A) Routine pesticide application on a calendar schedule
B) Eliminating all insects regardless of type
C) Using pesticides only as a last resort after monitoring
D) Increasing pesticide dosage for faster control
Answer: C
Rationale: IPM emphasizes monitoring pest populations and using
pesticides only when necessary after other control methods have
been considered.
2. Which pest is most commonly associated with sucking plant sap and
producing honeydew on ornamentals?
, A) Beetles
B) Aphids
C) Caterpillars
D) Slugs
Answer: B
Rationale: Aphids feed on plant sap and excrete honeydew, which
can lead to sooty mold growth.
3. What is the primary purpose of a pesticide label?
A) Marketing the product
B) Providing legal instructions for use
C) Suggesting optional application methods
D) Describing pest life cycles
Answer: B
Rationale: The label is a legal document that provides instructions for
safe and effective pesticide use.
4. Which is an example of a contact insecticide?
A) Systemic absorbed through roots
B) A pesticide that kills pests on direct contact
C) A growth regulator only
D) A fumigant applied to soil only
Answer: B
Rationale: Contact insecticides kill pests when they are directly
exposed to the chemical.
,5. What type of damage do spider mites typically cause on ornamentals?
A) Chewed leaves with holes
B) Skeletonized leaves
C) Stippling and bronzing of foliage
D) Wilting stems only
Answer: C
Rationale: Spider mites feed on plant cells causing stippling,
discoloration, and bronzing.
6. Which factor most influences pesticide drift?
A) Soil pH
B) Wind speed
C) Root depth
D) Fertilizer type
Answer: B
Rationale: Wind speed is a major factor affecting pesticide drift
during application.
7. Which is a fungal disease commonly affecting ornamentals?
A) Fire blight
B) Powdery mildew
C) Bacterial wilt
D) Mosaic virus
Answer: B
, Rationale: Powdery mildew is a common fungal disease on
ornamental plants.
8. What does resistance in pests refer to?
A) Increased plant tolerance
B) Pests surviving pesticide exposure
C) Soil nutrient imbalance
D) Weather adaptation
Answer: B
Rationale: Resistance occurs when pests survive treatments that
previously controlled them.
9. Which PPE is most important when mixing concentrated pesticides?
A) Sunglasses
B) Respirator, gloves, and goggles
C) Cotton socks
D) Baseball cap
Answer: B
Rationale: Mixing concentrates poses high exposure risk requiring
full protective equipment.
10. What is the best time to apply most foliar insecticides?
A) During rain
B) In high wind
C) Early morning or evening
D) At midday heat
