Delaware Category 1 — Agricultural Plant Pest
Control Examination Questions and Correct
Answers (Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. Which is the primary goal of integrated pest management (IPM)?
A. Eliminate all pests completely
B. Use chemical pesticides exclusively
C. Manage pests below economic injury levels
D. Increase pesticide resistance
Answer: C
IPM focuses on keeping pest populations below levels that cause
economic damage rather than complete eradication.
2. What is considered a key component of IPM?
A. Routine pesticide application
B. Pest monitoring and identification
C. Random chemical rotation
D. Eliminating natural predators
,Answer: B
Accurate monitoring and identification are essential to making
informed pest management decisions.
3. What does the term “economic threshold” mean?
A. The cost of pesticides used
B. The pest population level that causes economic loss
C. The total crop yield value
D. The number of pests in a field
Answer: B
It is the pest density at which control measures should be applied to
prevent economic damage.
4. Which organism is considered a pest in agriculture?
A. Only insects
B. Any organism causing economic damage
C. Only rodents
D. Only weeds
,Answer: B
Pests include insects, weeds, diseases, and other organisms that
damage crops or reduce yield.
5. What is a beneficial insect example?
A. Aphid
B. Whitefly
C. Lady beetle
D. Corn borer
Answer: C
Lady beetles are predators that feed on harmful pests like aphids.
6. What is the main purpose of pesticide labels?
A. Marketing information
B. Legal use instructions and safety guidance
C. Crop pricing
D. Weather predictions
Answer: B
Labels are legal documents that provide instructions for safe and
effective pesticide use.
, 7. What does herbicide control?
A. Fungi
B. Weeds
C. Insects
D. Rodents
Answer: B
Herbicides are chemicals used to control unwanted plants (weeds).
8. What is a contact pesticide?
A. Moves inside plant tissues
B. Kills pests when directly contacted
C. Only works in soil
D. Only affects eggs
Answer: B
Contact pesticides kill pests upon direct exposure.
9. What is systemic pesticide action?
Control Examination Questions and Correct
Answers (Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. Which is the primary goal of integrated pest management (IPM)?
A. Eliminate all pests completely
B. Use chemical pesticides exclusively
C. Manage pests below economic injury levels
D. Increase pesticide resistance
Answer: C
IPM focuses on keeping pest populations below levels that cause
economic damage rather than complete eradication.
2. What is considered a key component of IPM?
A. Routine pesticide application
B. Pest monitoring and identification
C. Random chemical rotation
D. Eliminating natural predators
,Answer: B
Accurate monitoring and identification are essential to making
informed pest management decisions.
3. What does the term “economic threshold” mean?
A. The cost of pesticides used
B. The pest population level that causes economic loss
C. The total crop yield value
D. The number of pests in a field
Answer: B
It is the pest density at which control measures should be applied to
prevent economic damage.
4. Which organism is considered a pest in agriculture?
A. Only insects
B. Any organism causing economic damage
C. Only rodents
D. Only weeds
,Answer: B
Pests include insects, weeds, diseases, and other organisms that
damage crops or reduce yield.
5. What is a beneficial insect example?
A. Aphid
B. Whitefly
C. Lady beetle
D. Corn borer
Answer: C
Lady beetles are predators that feed on harmful pests like aphids.
6. What is the main purpose of pesticide labels?
A. Marketing information
B. Legal use instructions and safety guidance
C. Crop pricing
D. Weather predictions
Answer: B
Labels are legal documents that provide instructions for safe and
effective pesticide use.
, 7. What does herbicide control?
A. Fungi
B. Weeds
C. Insects
D. Rodents
Answer: B
Herbicides are chemicals used to control unwanted plants (weeds).
8. What is a contact pesticide?
A. Moves inside plant tissues
B. Kills pests when directly contacted
C. Only works in soil
D. Only affects eggs
Answer: B
Contact pesticides kill pests upon direct exposure.
9. What is systemic pesticide action?
