Exam |Questions and Answers [Verified Answers]
Plus Rationales
Question 1
What is the primary goal of ornamental and turf pest control?
A. Eliminate all insects permanently
B. Maintain healthy turf and ornamental plants
C. Increase pesticide use
D. Reduce irrigation completely
Answer: B. Maintain healthy turf and ornamental plants
Rationale: The goal is to preserve aesthetic value, plant health, and
functionality of turf and landscape plants while managing pests responsibly.
Question 2
What is Integrated Pest Management (IPM)?
A. Combining multiple pest control methods
B. Using only chemical pesticides
C. Ignoring pest levels
D. Spraying on a fixed schedule
Answer: A. Combining multiple pest control methods
Rationale: IPM integrates cultural, biological, mechanical, and chemical
control strategies for sustainable pest management.
,Question 3
What is a pest threshold?
A. Level where control action is needed
B. Maximum pesticide dose
C. Soil moisture level
D. Fertilizer rate
Answer: A. Level where control action is needed
Rationale: It is the pest population level at which damage becomes
economically or aesthetically unacceptable.
Question 4
Which insect is a common turf pest that chews grass blades?
A. Armyworm
B. Aphid
C. Whitefly
D. Scale insect
Answer: A. Armyworm
Rationale: Armyworms feed on turfgrass foliage, causing rapid defoliation.
Question 5
What is a key symptom of white grub damage in turf?
A. Spongy turf that lifts easily
B. Leaf spotting
,C. Increased growth
D. Soil hardening
Answer: A. Spongy turf that lifts easily
Rationale: White grubs feed on roots, causing turf to lose anchoring.
Question 6
What is a systemic insecticide?
A. Moves within plant tissue
B. Works only on contact
C. Evaporates quickly
D. Only affects soil insects
Answer: A. Moves within plant tissue
Rationale: Systemic insecticides are absorbed and distributed throughout the
plant.
Question 7
What is pesticide drift?
A. Movement off target
B. Soil absorption
C. Mixing process
D. Label instruction
Answer: A. Movement off target
Rationale: Drift can damage non-target plants and environments.
, Question 8
What is the purpose of turf aeration?
A. Improve soil oxygen and root growth
B. Increase weed growth
C. Reduce pesticide use
D. Compact soil
Answer: A. Improve soil oxygen and root growth
Rationale: Aeration reduces compaction and improves turf health.
Question 9
What is herbicide selectivity?
A. Kills weeds without harming turf
B. Kills all plants
C. Increases pest resistance
D. Improves irrigation
Answer: A. Kills weeds without harming turf
Rationale: Selective herbicides target specific weed species.
Question 10
What is calibration in pesticide application?
A. Ensuring correct application rate
B. Increasing pesticide toxicity
C. Changing pest behavior
D. Mixing chemicals