Texas Greenhouse Pest Control Exam Review
with Answers and Rationales | 100% Pass
Guaranteed | Graded A+
1. The primary goal of Integrated Pest Management (IPM) is to:
A. Eliminate all pests immediately
B. Use pesticides weekly
C. Manage pests economically with minimal risk
D. Avoid monitoring
Answer: C
IPM focuses on long-term, cost-effective control while minimizing
risks to people and the environment.
2. Which greenhouse condition most favors fungal disease
development?
A. Low humidity
B. High humidity and poor air circulation
C. Dry soil
D. High light intensity
Answer: B
Fungal pathogens thrive in moist, stagnant air conditions.
3. What is the most common greenhouse insect pest?
A. Grasshoppers
B. Aphids
C. Beetles
D. Ants
,Answer: B
Aphids reproduce rapidly and are among the most frequent
greenhouse pests.
4. Sticky cards are primarily used to:
A. Kill all insects
B. Monitor pest populations
C. Fertilize plants
D. Control diseases
Answer: B
Sticky traps help detect pest presence and population trends.
5. Whiteflies are best identified by:
A. Jumping behavior
B. Flying when disturbed
C. Webbing
D. Soil tunneling
Answer: B
Adult whiteflies take flight quickly when plants are disturbed.
6. The economic threshold refers to:
A. When pests are visible
B. The level at which control measures should begin
C. When plants die
D. The cost of pesticides
Answer: B
Action is taken when pest levels are likely to cause economic damage.
, 7. Overwatering increases risk of:
A. Spider mites
B. Root rot diseases
C. Thrips
D. Scale insects
Answer: B
Excess moisture encourages root pathogens like Pythium and
Phytophthora.
8. Which pest causes stippling on leaves?
A. Aphids
B. Spider mites
C. Caterpillars
D. Slugs
Answer: B
Spider mites feed by piercing cells, creating tiny yellow spots.
9. Biological control involves:
A. Using synthetic pesticides
B. Removing plants
C. Using natural enemies
D. Increasing fertilizer
Answer: C
Predators, parasites, and pathogens help control pests naturally.
10. Thrips damage is commonly seen as:
A. Leaf holes
B. Silver streaking and distorted growth
with Answers and Rationales | 100% Pass
Guaranteed | Graded A+
1. The primary goal of Integrated Pest Management (IPM) is to:
A. Eliminate all pests immediately
B. Use pesticides weekly
C. Manage pests economically with minimal risk
D. Avoid monitoring
Answer: C
IPM focuses on long-term, cost-effective control while minimizing
risks to people and the environment.
2. Which greenhouse condition most favors fungal disease
development?
A. Low humidity
B. High humidity and poor air circulation
C. Dry soil
D. High light intensity
Answer: B
Fungal pathogens thrive in moist, stagnant air conditions.
3. What is the most common greenhouse insect pest?
A. Grasshoppers
B. Aphids
C. Beetles
D. Ants
,Answer: B
Aphids reproduce rapidly and are among the most frequent
greenhouse pests.
4. Sticky cards are primarily used to:
A. Kill all insects
B. Monitor pest populations
C. Fertilize plants
D. Control diseases
Answer: B
Sticky traps help detect pest presence and population trends.
5. Whiteflies are best identified by:
A. Jumping behavior
B. Flying when disturbed
C. Webbing
D. Soil tunneling
Answer: B
Adult whiteflies take flight quickly when plants are disturbed.
6. The economic threshold refers to:
A. When pests are visible
B. The level at which control measures should begin
C. When plants die
D. The cost of pesticides
Answer: B
Action is taken when pest levels are likely to cause economic damage.
, 7. Overwatering increases risk of:
A. Spider mites
B. Root rot diseases
C. Thrips
D. Scale insects
Answer: B
Excess moisture encourages root pathogens like Pythium and
Phytophthora.
8. Which pest causes stippling on leaves?
A. Aphids
B. Spider mites
C. Caterpillars
D. Slugs
Answer: B
Spider mites feed by piercing cells, creating tiny yellow spots.
9. Biological control involves:
A. Using synthetic pesticides
B. Removing plants
C. Using natural enemies
D. Increasing fertilizer
Answer: C
Predators, parasites, and pathogens help control pests naturally.
10. Thrips damage is commonly seen as:
A. Leaf holes
B. Silver streaking and distorted growth
