KENTUCKY CATEGORY 20 SPORTS TURF CERTIFICATION EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALE 2026/2027 UPDATE
1. What is the primary purpose of the Kentucky Category 20 Sports
Turf pesticide certification?
A. To regulate pesticide applications on agricultural food crops
B. To demonstrate competency in managing pests affecting turf
used for athletic and recreational sports facilities
C. To authorize pesticide manufacturing
D. To regulate pesticide retail sales exclusively
Correct Answer: B
Rationale: Category 20 certification is specifically designed for
applicators who apply pesticides to control insects, weeds, and diseases
on turf where sports activities occur. It ensures competency in
managing pests on athletic and recreational sports facilities, protecting
both the turf and the athletes who use it.
2. Which state agency administers the pesticide certification
program and enforces FIFRA regulations in Kentucky?
A. The Environmental Protection Agency (EPA)
B. The Kentucky Department of Agriculture (KDA)
C. The University of Kentucky Department of Entomology
D. The Kentucky Department of Fish and Wildlife
Correct Answer: B
Rationale: The Kentucky Department of Agriculture administers the
,EPA-approved certification program and enforces FIFRA regulations. The
University of Kentucky works with KDA to provide training materials,
but KDA is responsible for administering and scoring exams and
collecting license fees.
3. Which of the following locations is NOT covered under Kentucky
Category 20 Sports Turf certification?
A. High school football fields
B. Municipal baseball diamonds
C. Golf course putting greens
D. College soccer fields
Correct Answer: C
Rationale: Kentucky specifically excludes golf-course applications from
Category 20 certification. Golf courses fall under Category 18 (Golf
Course) certification. Category 20 covers sports turf where sports
activities occur, such as football, baseball, and soccer fields.
4. What is the minimum passing score required to obtain a
Kentucky pesticide certification in any category?
A. 60 percent
B. 70 percent
C. 80 percent
D. 90 percent
Correct Answer: B
Rationale: To obtain certification, a person must take and pass, with a
minimum score of seventy (70) percent, a certification examination in
the category or categories in which certification is requested. This
applies to all categories, including Category 20.
, 5. Which federal law is the most important in regulating the
registration, distribution, sale, and use of pesticides in the
United States?
A. The Clean Water Act
B. The Endangered Species Act
C. The Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)
D. The Migratory Bird Treaty Act
Correct Answer: C
Rationale: FIFRA is the most important law regulating the registration,
distribution, sale, and use of pesticides in the US. It gives the EPA the
authority to oversee the sale and use of pesticides and imposes
penalties for misuse.
6. What is the primary purpose of Integrated Pest Management
(IPM) in sports turf settings?
A. To eliminate all pest populations permanently
B. To rely solely on chemical pesticides for pest control
C. To combine biological, cultural, mechanical, and chemical
methods to keep pest populations below damaging levels
D. To apply pesticides on a fixed calendar schedule regardless of
pest presence
Correct Answer: C
Rationale: IPM is a decision-making process that combines multiple
control methods based on monitoring and thresholds to keep pest
populations below levels that cause economic, health, or aesthetic
damage. It is not about eliminating all pests but managing them
sustainably.
, 7. A sports turf manager notices irregular brown patches expanding
across a field during humid weather. Which disease is MOST
likely responsible?
A. Dollar spot
B. Brown patch
C. Powdery mildew
D. Rust
Correct Answer: B
Rationale: Brown patch commonly develops during warm, humid
conditions and creates expanding circular or irregular brown areas in
turfgrass. Dollar spot usually produces smaller lesions, while powdery
mildew and rust have distinctly different symptoms.
8. Which of the following is the best cool-season turfgrass for a
heavily trafficked athletic field due to its quick establishment and
excellent traffic tolerance?
A. Kentucky bluegrass
B. Perennial ryegrass
C. Creeping bentgrass
D. Annual bluegrass
Correct Answer: B
Rationale: Perennial ryegrass is the easiest and quickest grass to
establish and has excellent traffic tolerance. It is often used in athletic
field seed mixtures. Kentucky bluegrass, while having good resiliency, is
very slow to establish and will not withstand heavy traffic. Annual
bluegrass is considered a weed in athletic turf.
9. What is the primary reason for calibrating a pesticide sprayer?
A. To determine the shelf life of pesticides
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALE 2026/2027 UPDATE
1. What is the primary purpose of the Kentucky Category 20 Sports
Turf pesticide certification?
A. To regulate pesticide applications on agricultural food crops
B. To demonstrate competency in managing pests affecting turf
used for athletic and recreational sports facilities
C. To authorize pesticide manufacturing
D. To regulate pesticide retail sales exclusively
Correct Answer: B
Rationale: Category 20 certification is specifically designed for
applicators who apply pesticides to control insects, weeds, and diseases
on turf where sports activities occur. It ensures competency in
managing pests on athletic and recreational sports facilities, protecting
both the turf and the athletes who use it.
2. Which state agency administers the pesticide certification
program and enforces FIFRA regulations in Kentucky?
A. The Environmental Protection Agency (EPA)
B. The Kentucky Department of Agriculture (KDA)
C. The University of Kentucky Department of Entomology
D. The Kentucky Department of Fish and Wildlife
Correct Answer: B
Rationale: The Kentucky Department of Agriculture administers the
,EPA-approved certification program and enforces FIFRA regulations. The
University of Kentucky works with KDA to provide training materials,
but KDA is responsible for administering and scoring exams and
collecting license fees.
3. Which of the following locations is NOT covered under Kentucky
Category 20 Sports Turf certification?
A. High school football fields
B. Municipal baseball diamonds
C. Golf course putting greens
D. College soccer fields
Correct Answer: C
Rationale: Kentucky specifically excludes golf-course applications from
Category 20 certification. Golf courses fall under Category 18 (Golf
Course) certification. Category 20 covers sports turf where sports
activities occur, such as football, baseball, and soccer fields.
4. What is the minimum passing score required to obtain a
Kentucky pesticide certification in any category?
A. 60 percent
B. 70 percent
C. 80 percent
D. 90 percent
Correct Answer: B
Rationale: To obtain certification, a person must take and pass, with a
minimum score of seventy (70) percent, a certification examination in
the category or categories in which certification is requested. This
applies to all categories, including Category 20.
, 5. Which federal law is the most important in regulating the
registration, distribution, sale, and use of pesticides in the
United States?
A. The Clean Water Act
B. The Endangered Species Act
C. The Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)
D. The Migratory Bird Treaty Act
Correct Answer: C
Rationale: FIFRA is the most important law regulating the registration,
distribution, sale, and use of pesticides in the US. It gives the EPA the
authority to oversee the sale and use of pesticides and imposes
penalties for misuse.
6. What is the primary purpose of Integrated Pest Management
(IPM) in sports turf settings?
A. To eliminate all pest populations permanently
B. To rely solely on chemical pesticides for pest control
C. To combine biological, cultural, mechanical, and chemical
methods to keep pest populations below damaging levels
D. To apply pesticides on a fixed calendar schedule regardless of
pest presence
Correct Answer: C
Rationale: IPM is a decision-making process that combines multiple
control methods based on monitoring and thresholds to keep pest
populations below levels that cause economic, health, or aesthetic
damage. It is not about eliminating all pests but managing them
sustainably.
, 7. A sports turf manager notices irregular brown patches expanding
across a field during humid weather. Which disease is MOST
likely responsible?
A. Dollar spot
B. Brown patch
C. Powdery mildew
D. Rust
Correct Answer: B
Rationale: Brown patch commonly develops during warm, humid
conditions and creates expanding circular or irregular brown areas in
turfgrass. Dollar spot usually produces smaller lesions, while powdery
mildew and rust have distinctly different symptoms.
8. Which of the following is the best cool-season turfgrass for a
heavily trafficked athletic field due to its quick establishment and
excellent traffic tolerance?
A. Kentucky bluegrass
B. Perennial ryegrass
C. Creeping bentgrass
D. Annual bluegrass
Correct Answer: B
Rationale: Perennial ryegrass is the easiest and quickest grass to
establish and has excellent traffic tolerance. It is often used in athletic
field seed mixtures. Kentucky bluegrass, while having good resiliency, is
very slow to establish and will not withstand heavy traffic. Annual
bluegrass is considered a weed in athletic turf.
9. What is the primary reason for calibrating a pesticide sprayer?
A. To determine the shelf life of pesticides
