Nevada Commercial Pesticide
Applicator Ornamental Pest Control
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A
Instant Download Pdf
1. What is the first and most important step in an ornamental pest-management
program?
A. Select the strongest pesticide available
B. Increase the application rate
C. Correctly identify the pest
D. Apply a broad-spectrum pesticide
Answer: C. Correctly identify the pest
Rationale: Correct pest identification is fundamental to effective IPM because
control measures depend on knowing the pest, host, life stage, and biology
involved.
2. Which Nevada commercial pest-control category covers control of insect
pests, vertebrate pests, plant diseases, and use of plant regulators on
ornamental plants and turf in urban areas?
A. C2 Industrial and Institutional
B. C3 Structural
,C. C6 Weeds
D. C1 Limited Landscape
Answer: D. C1 Limited Landscape
Rationale: Nevada designates C1 Limited Landscape for ornamental and turf
pest control in urban areas, including certain noncommercial fruit trees.
3. What is the primary purpose of integrated pest management?
A. Eliminate every pest
B. Manage pests while minimizing unnecessary pesticide use
C. Apply pesticides on a fixed calendar schedule
D. Use only biological pesticides
Answer: B. Manage pests while minimizing unnecessary pesticide use
Rationale: IPM combines monitoring, identification, thresholds, cultural,
biological, mechanical, and chemical tactics to manage pests effectively while
reducing unnecessary pesticide risks.
4. Which organism is commonly considered a beneficial predator in ornamental
landscapes?
A. Aphid
B. Spider mite
C. Scale insect
D. Lady beetle
Answer: D. Lady beetle
Rationale: Lady beetles prey on several pest insects, especially aphids and some
scale insects, and are important natural enemies in IPM.
5. What does an economic or action threshold represent?
A. The maximum legal pesticide rate
B. The amount of pesticide in a container
C. The pest level at which control action should be considered
D. The minimum amount of fertilizer required
,Answer: C. The pest level at which control action should be considered
Rationale: Thresholds help determine when pest populations or damage justify
intervention rather than automatically treating whenever a pest is observed.
6. Which pesticide formulation is generally a mixture of active ingredient and
finely ground inert material?
A. EC
B. WP
C. SL
D. ME
Answer: B. WP
Rationale: Wettable powders contain pesticide active ingredient formulated
with finely divided carriers and must generally be suspended in water before
application.
7. What does the pesticide label primarily communicate?
A. Marketing information only
B. Optional suggestions
C. Legal directions and precautions for pesticide use
D. Information only about storage
Answer: C. Legal directions and precautions for pesticide use
Rationale: The pesticide label is a legally enforceable source of directions
concerning application, sites, rates, precautions, storage, and disposal.
8. Which statement about pesticide labels is correct?
A. Label directions may be ignored if an applicator has experience
B. The label is only a recommendation
C. Labels apply only to restricted-use pesticides
D. Applicators must follow applicable label directions
Answer: D. Applicators must follow applicable label directions
, Rationale: Applicators are responsible for using pesticides according to the label
and applicable laws and regulations.
9. Which route of pesticide exposure involves absorption through the skin?
A. Inhalation
B. Oral
C. Ocular only
D. Dermal
Answer: D. Dermal
Rationale: Dermal exposure occurs when pesticide contacts the skin and is
absorbed through it.
10. Which route of exposure can occur when pesticide spray droplets or vapors
are breathed?
A. Dermal
B. Oral
C. Inhalation
D. Injection
Answer: C. Inhalation
Rationale: Inhalation occurs when pesticide vapors, aerosols, dusts, or spray
droplets enter the respiratory system.
11. Which practice best reduces pesticide exposure during mixing?
A. Mixing with bare hands
B. Working in an enclosed room
C. Using required PPE and following label precautions
D. Mixing near a drinking-water source
Answer: C. Using required PPE and following label precautions
Rationale: Mixing concentrates can create substantial exposure potential, so
appropriate PPE, ventilation, careful handling, and label compliance are
essential.
Applicator Ornamental Pest Control
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A
Instant Download Pdf
1. What is the first and most important step in an ornamental pest-management
program?
A. Select the strongest pesticide available
B. Increase the application rate
C. Correctly identify the pest
D. Apply a broad-spectrum pesticide
Answer: C. Correctly identify the pest
Rationale: Correct pest identification is fundamental to effective IPM because
control measures depend on knowing the pest, host, life stage, and biology
involved.
2. Which Nevada commercial pest-control category covers control of insect
pests, vertebrate pests, plant diseases, and use of plant regulators on
ornamental plants and turf in urban areas?
A. C2 Industrial and Institutional
B. C3 Structural
,C. C6 Weeds
D. C1 Limited Landscape
Answer: D. C1 Limited Landscape
Rationale: Nevada designates C1 Limited Landscape for ornamental and turf
pest control in urban areas, including certain noncommercial fruit trees.
3. What is the primary purpose of integrated pest management?
A. Eliminate every pest
B. Manage pests while minimizing unnecessary pesticide use
C. Apply pesticides on a fixed calendar schedule
D. Use only biological pesticides
Answer: B. Manage pests while minimizing unnecessary pesticide use
Rationale: IPM combines monitoring, identification, thresholds, cultural,
biological, mechanical, and chemical tactics to manage pests effectively while
reducing unnecessary pesticide risks.
4. Which organism is commonly considered a beneficial predator in ornamental
landscapes?
A. Aphid
B. Spider mite
C. Scale insect
D. Lady beetle
Answer: D. Lady beetle
Rationale: Lady beetles prey on several pest insects, especially aphids and some
scale insects, and are important natural enemies in IPM.
5. What does an economic or action threshold represent?
A. The maximum legal pesticide rate
B. The amount of pesticide in a container
C. The pest level at which control action should be considered
D. The minimum amount of fertilizer required
,Answer: C. The pest level at which control action should be considered
Rationale: Thresholds help determine when pest populations or damage justify
intervention rather than automatically treating whenever a pest is observed.
6. Which pesticide formulation is generally a mixture of active ingredient and
finely ground inert material?
A. EC
B. WP
C. SL
D. ME
Answer: B. WP
Rationale: Wettable powders contain pesticide active ingredient formulated
with finely divided carriers and must generally be suspended in water before
application.
7. What does the pesticide label primarily communicate?
A. Marketing information only
B. Optional suggestions
C. Legal directions and precautions for pesticide use
D. Information only about storage
Answer: C. Legal directions and precautions for pesticide use
Rationale: The pesticide label is a legally enforceable source of directions
concerning application, sites, rates, precautions, storage, and disposal.
8. Which statement about pesticide labels is correct?
A. Label directions may be ignored if an applicator has experience
B. The label is only a recommendation
C. Labels apply only to restricted-use pesticides
D. Applicators must follow applicable label directions
Answer: D. Applicators must follow applicable label directions
, Rationale: Applicators are responsible for using pesticides according to the label
and applicable laws and regulations.
9. Which route of pesticide exposure involves absorption through the skin?
A. Inhalation
B. Oral
C. Ocular only
D. Dermal
Answer: D. Dermal
Rationale: Dermal exposure occurs when pesticide contacts the skin and is
absorbed through it.
10. Which route of exposure can occur when pesticide spray droplets or vapors
are breathed?
A. Dermal
B. Oral
C. Inhalation
D. Injection
Answer: C. Inhalation
Rationale: Inhalation occurs when pesticide vapors, aerosols, dusts, or spray
droplets enter the respiratory system.
11. Which practice best reduces pesticide exposure during mixing?
A. Mixing with bare hands
B. Working in an enclosed room
C. Using required PPE and following label precautions
D. Mixing near a drinking-water source
Answer: C. Using required PPE and following label precautions
Rationale: Mixing concentrates can create substantial exposure potential, so
appropriate PPE, ventilation, careful handling, and label compliance are
essential.
