Delaware Category 1 — Agricultural Plant Pest
Control Examination Questions And Correct
Answers (Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf.
1. What is the primary purpose of integrated pest management
(IPM)?
A. Eliminate all pests completely
B. Rely only on chemical pesticides
C. Reduce pest damage using multiple control methods
D. Increase pesticide application frequency
Answer: C
Rationale: IPM combines biological, cultural, mechanical, and chemical
methods to manage pests economically and with minimal
environmental impact.
2. Which pesticide type is designed to kill fungi?
A. Insecticide
B. Herbicide
,C. Fungicide
D. Rodenticide
Answer: C
Rationale: Fungicides are specifically formulated to control fungal
diseases in plants.
3. What does the term “label” on a pesticide container mean legally?
A. A suggestion for use
B. A marketing guide
C. A legal document with instructions and restrictions
D. A safety recommendation only
Answer: C
Rationale: The pesticide label is a legal document that must be followed
exactly.
4. What is a pre-emergent herbicide used for?
A. Killing mature weeds
B. Preventing weed seeds from germinating
C. Increasing crop growth
D. Controlling insects in soil
,Answer: B
Rationale: Pre-emergent herbicides stop weed seeds before they sprout.
5. Which pest control method uses natural enemies of pests?
A. Chemical control
B. Mechanical control
C. Biological control
D. Cultural control
Answer: C
Rationale: Biological control uses predators, parasites, or pathogens to
manage pests.
6. What is pesticide resistance?
A. Pests avoiding treated areas
B. Pests surviving pesticide exposure and passing resistance to offspring
C. Pesticide breaking down quickly
D. Improper application of pesticides
Answer: B
Rationale: Resistance develops when pests survive and reproduce after
exposure.
, 7. What is the most important factor when calibrating spray
equipment?
A. Color of spray tank
B. Weather conditions only
C. Accurate application rate
D. Brand of pesticide
Answer: C
Rationale: Calibration ensures the correct amount of pesticide is
applied.
8. What is a systemic pesticide?
A. Stays on plant surface
B. Moves inside plant tissues
C. Used only in soil fumigation
D. Only kills insects on contact
Answer: B
Rationale: Systemic pesticides are absorbed and transported within the
plant.
Control Examination Questions And Correct
Answers (Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf.
1. What is the primary purpose of integrated pest management
(IPM)?
A. Eliminate all pests completely
B. Rely only on chemical pesticides
C. Reduce pest damage using multiple control methods
D. Increase pesticide application frequency
Answer: C
Rationale: IPM combines biological, cultural, mechanical, and chemical
methods to manage pests economically and with minimal
environmental impact.
2. Which pesticide type is designed to kill fungi?
A. Insecticide
B. Herbicide
,C. Fungicide
D. Rodenticide
Answer: C
Rationale: Fungicides are specifically formulated to control fungal
diseases in plants.
3. What does the term “label” on a pesticide container mean legally?
A. A suggestion for use
B. A marketing guide
C. A legal document with instructions and restrictions
D. A safety recommendation only
Answer: C
Rationale: The pesticide label is a legal document that must be followed
exactly.
4. What is a pre-emergent herbicide used for?
A. Killing mature weeds
B. Preventing weed seeds from germinating
C. Increasing crop growth
D. Controlling insects in soil
,Answer: B
Rationale: Pre-emergent herbicides stop weed seeds before they sprout.
5. Which pest control method uses natural enemies of pests?
A. Chemical control
B. Mechanical control
C. Biological control
D. Cultural control
Answer: C
Rationale: Biological control uses predators, parasites, or pathogens to
manage pests.
6. What is pesticide resistance?
A. Pests avoiding treated areas
B. Pests surviving pesticide exposure and passing resistance to offspring
C. Pesticide breaking down quickly
D. Improper application of pesticides
Answer: B
Rationale: Resistance develops when pests survive and reproduce after
exposure.
, 7. What is the most important factor when calibrating spray
equipment?
A. Color of spray tank
B. Weather conditions only
C. Accurate application rate
D. Brand of pesticide
Answer: C
Rationale: Calibration ensures the correct amount of pesticide is
applied.
8. What is a systemic pesticide?
A. Stays on plant surface
B. Moves inside plant tissues
C. Used only in soil fumigation
D. Only kills insects on contact
Answer: B
Rationale: Systemic pesticides are absorbed and transported within the
plant.
