Certified Landscape Technician Exam
Questions and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |
Instant Download Pdf
1. Which soil texture has the highest water-holding capacity?
A. Sand
B. Sandy loam
C. Clay
D. Silt
Clay particles are very small, allowing them to hold more water
than sand or silt.
2. The primary purpose of aerating turfgrass is to:
A. Increase fertilizer effectiveness
B. Reduce soil compaction
C. Improve mowing quality
D. Control weeds
Aeration relieves compaction and improves air, water, and
nutrient movement in soil.
3. Which tool is best suited for edging along sidewalks?
A. String trimmer
B. Half-moon edger
C. Hedge shears
D. Mattock
Half-moon edgers are designed to create clean, straight turf
edges.
,4. The safest way to lift heavy landscape materials is to:
A. Bend at the waist
B. Lift quickly
C. Lift with legs, not the back
D. Twist while lifting
Proper lifting technique reduces strain and injury.
5. Which nutrient is most responsible for leaf and shoot growth?
A. Phosphorus
B. Potassium
C. Nitrogen
D. Calcium
Nitrogen promotes vegetative growth and green color.
6. Mulch primarily helps plants by:
A. Increasing soil pH
B. Conserving soil moisture
C. Adding immediate nutrients
D. Preventing root growth
Mulch reduces evaporation and moderates soil temperature.
7. Which irrigation method is most water-efficient for shrubs?
A. Overhead sprinklers
B. Drip irrigation
C. Flood irrigation
D. Hand watering
Drip irrigation delivers water directly to the root zone with
minimal waste.
8. What is the recommended mowing practice for healthy turf?
A. Remove half the blade height
B. Mow only when grass flowers
C. Follow the one-third rule
, D. Mow as low as possible
Removing no more than one-third of blade height reduces stress.
9. Which PPE is essential when operating power equipment?
A. Cotton gloves
B. Loose clothing
C. Eye protection
D. Sandals
Eye protection prevents injury from flying debris.
10. Soil pH affects plants mainly by influencing:
A. Soil texture
B. Nutrient availability
C. Soil color
D. Water runoff
pH determines how easily plants can absorb nutrients.
11. The best time to water turfgrass is:
A. Midday
B. Early morning
C. Late afternoon
D. Midnight
Early morning watering reduces evaporation and disease risk.
12. Which plant is considered a cool-season turfgrass?
A. Bermuda grass
B. Zoysia grass
C. Kentucky bluegrass
D. St. Augustine grass
Cool-season grasses grow best in cooler temperatures.
13. Compacted soil is most likely to cause:
A. Increased drainage
Questions and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |
Instant Download Pdf
1. Which soil texture has the highest water-holding capacity?
A. Sand
B. Sandy loam
C. Clay
D. Silt
Clay particles are very small, allowing them to hold more water
than sand or silt.
2. The primary purpose of aerating turfgrass is to:
A. Increase fertilizer effectiveness
B. Reduce soil compaction
C. Improve mowing quality
D. Control weeds
Aeration relieves compaction and improves air, water, and
nutrient movement in soil.
3. Which tool is best suited for edging along sidewalks?
A. String trimmer
B. Half-moon edger
C. Hedge shears
D. Mattock
Half-moon edgers are designed to create clean, straight turf
edges.
,4. The safest way to lift heavy landscape materials is to:
A. Bend at the waist
B. Lift quickly
C. Lift with legs, not the back
D. Twist while lifting
Proper lifting technique reduces strain and injury.
5. Which nutrient is most responsible for leaf and shoot growth?
A. Phosphorus
B. Potassium
C. Nitrogen
D. Calcium
Nitrogen promotes vegetative growth and green color.
6. Mulch primarily helps plants by:
A. Increasing soil pH
B. Conserving soil moisture
C. Adding immediate nutrients
D. Preventing root growth
Mulch reduces evaporation and moderates soil temperature.
7. Which irrigation method is most water-efficient for shrubs?
A. Overhead sprinklers
B. Drip irrigation
C. Flood irrigation
D. Hand watering
Drip irrigation delivers water directly to the root zone with
minimal waste.
8. What is the recommended mowing practice for healthy turf?
A. Remove half the blade height
B. Mow only when grass flowers
C. Follow the one-third rule
, D. Mow as low as possible
Removing no more than one-third of blade height reduces stress.
9. Which PPE is essential when operating power equipment?
A. Cotton gloves
B. Loose clothing
C. Eye protection
D. Sandals
Eye protection prevents injury from flying debris.
10. Soil pH affects plants mainly by influencing:
A. Soil texture
B. Nutrient availability
C. Soil color
D. Water runoff
pH determines how easily plants can absorb nutrients.
11. The best time to water turfgrass is:
A. Midday
B. Early morning
C. Late afternoon
D. Midnight
Early morning watering reduces evaporation and disease risk.
12. Which plant is considered a cool-season turfgrass?
A. Bermuda grass
B. Zoysia grass
C. Kentucky bluegrass
D. St. Augustine grass
Cool-season grasses grow best in cooler temperatures.
13. Compacted soil is most likely to cause:
A. Increased drainage
