Washington Category 8 — Public Health
Pest Control Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationales 2026 Q&A | Instant
Download Pdf
1. What is the primary goal of public health pest control?
A. Increase pesticide sales
B. Eliminate all insects permanently
C. Reduce pests that affect human health
D. Control only agricultural pests
Answer: C
Rationale: Public health pest control focuses on pests that transmit
disease or threaten human health, not agricultural production or
total eradication.
2. Which pest is a known vector of plague?
A. Housefly
B. Rat flea
, C. Mosquito
D. Termite
Answer: B
Rationale: Rat fleas transmit Yersinia pestis, the bacterium that
causes plague.
3. Which organism spreads malaria?
A. Tick
B. Mosquito
C. Flea
D. Louse
Answer: B
Rationale: Anopheles mosquitoes transmit malaria parasites to
humans.
4. Integrated Pest Management (IPM) emphasizes:
A. Chemical-only control
B. Routine spraying regardless of pest levels
C. Combination of methods including prevention
D. Eradication of all insects
Answer: C
Rationale: IPM uses biological, cultural, mechanical, and chemical
controls in combination.
,5. The most effective way to prevent rodent infestations is:
A. Poison bait only
B. Sanitation and exclusion
C. Fogging
D. Ultraviolet light traps
Answer: B
Rationale: Removing food sources and sealing entry points is the
foundation of rodent control.
6. Which pest is associated with typhus transmission?
A. Mosquito
B. Flea
C. Cockroach
D. Spider
Answer: B
Rationale: Fleas, particularly from rodents, can transmit typhus.
7. A major sign of rodent infestation is:
A. Webbing
B. Frass
C. Droppings
D. Honeydew
Answer: C
Rationale: Rodent droppings are a primary indicator of infestation.
, 8. Which insect is commonly associated with food contamination in
kitchens?
A. Termite
B. Cockroach
C. Bee
D. Butterfly
Answer: B
Rationale: Cockroaches contaminate food and surfaces with
pathogens.
9. Mosquito larvae develop in:
A. Dry soil
B. Stagnant water
C. Wood
D. Animal fur
Answer: B
Rationale: Mosquitoes require standing water to complete their life
cycle.
10. The safest first step in pest control is:
A. Spray insecticides
B. Identify the pest
C. Increase pesticide dosage
D. Apply bait randomly
Pest Control Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationales 2026 Q&A | Instant
Download Pdf
1. What is the primary goal of public health pest control?
A. Increase pesticide sales
B. Eliminate all insects permanently
C. Reduce pests that affect human health
D. Control only agricultural pests
Answer: C
Rationale: Public health pest control focuses on pests that transmit
disease or threaten human health, not agricultural production or
total eradication.
2. Which pest is a known vector of plague?
A. Housefly
B. Rat flea
, C. Mosquito
D. Termite
Answer: B
Rationale: Rat fleas transmit Yersinia pestis, the bacterium that
causes plague.
3. Which organism spreads malaria?
A. Tick
B. Mosquito
C. Flea
D. Louse
Answer: B
Rationale: Anopheles mosquitoes transmit malaria parasites to
humans.
4. Integrated Pest Management (IPM) emphasizes:
A. Chemical-only control
B. Routine spraying regardless of pest levels
C. Combination of methods including prevention
D. Eradication of all insects
Answer: C
Rationale: IPM uses biological, cultural, mechanical, and chemical
controls in combination.
,5. The most effective way to prevent rodent infestations is:
A. Poison bait only
B. Sanitation and exclusion
C. Fogging
D. Ultraviolet light traps
Answer: B
Rationale: Removing food sources and sealing entry points is the
foundation of rodent control.
6. Which pest is associated with typhus transmission?
A. Mosquito
B. Flea
C. Cockroach
D. Spider
Answer: B
Rationale: Fleas, particularly from rodents, can transmit typhus.
7. A major sign of rodent infestation is:
A. Webbing
B. Frass
C. Droppings
D. Honeydew
Answer: C
Rationale: Rodent droppings are a primary indicator of infestation.
, 8. Which insect is commonly associated with food contamination in
kitchens?
A. Termite
B. Cockroach
C. Bee
D. Butterfly
Answer: B
Rationale: Cockroaches contaminate food and surfaces with
pathogens.
9. Mosquito larvae develop in:
A. Dry soil
B. Stagnant water
C. Wood
D. Animal fur
Answer: B
Rationale: Mosquitoes require standing water to complete their life
cycle.
10. The safest first step in pest control is:
A. Spray insecticides
B. Identify the pest
C. Increase pesticide dosage
D. Apply bait randomly
