Test 1

Question 1

Stolon

Answer 1

Above ground stem:

EX: St. Augustine grass, centipede grass, Rough Bluegrass

Question 2

Rhizomes

Answer 2

Below-ground stem

EX: Kentucky Bluegrass

Question 3

Combination of Stolons & Rhizomes

Answer 3

EX: Bermuda grass & Zoysia grass

Question 4

Crowns

Answer 4

At below ground level. Give rise to leaves, roots, tillers, and elongated stems. Must be protected for plant to survive.

Question 5

Stomate

Answer 5

Pore through which gaseous exchange occurs.

Question 6

Photosynthesis

Answer 6

The production of carbohydrates from CO2 and water in the presence of light

Question 7

Respiration

Answer 7

Breaking down of carbohydrates to produce energy

Question 8

Cool Season Grasses

Answer 8

Greatest Growth: Spring & Fall
Dormant or (Semi-dormant): Summer & winter

Question 9

Warm Season Grasses

Answer 9

Greatest Growth: Late summer, summer and early fall

Dormant: After 1st freeze & if moisture stressed during summer

Question 10

St. Augustinegrasses

Answer 10

Warm Season
Advantages: Shade tolerant, adapted to taller mowing height (less frequent mowing), drought tolerant, resistance to SAD
Disadvantages: low cold & wear tolerant
Cannot normally be successfully established from seed

Question 11

Bermudagrasses

Answer 11

Warm Season
Advantages: Wear tolerant, good cold tolerance, drought tolerant
Disadvantage: Low quality, poor shade tolerance, prone to scalping

Question 12

Thatch

Answer 12

A layer of non or partially decomposed plant parts just above the soil surface

Question 13

Raleigh

Answer 13

Traditionally, the St. Augustinegrass cultivar which is most widely sold is

Question 14

Tifway

Answer 14

Warm Season
Industry standard for sports fields & fairways; it is considered the “industry standard” for warm season sports turf,

Question 15

Seashore Paspalum

Answer 15

Warm Season

Most salt-tolerant turfgrass

Question 16

What % of the soil should be occupied by pore space (air+ water)

Answer 16

50%

Question 17

Sand

Answer 17

Soil type with the poorest nutrient and water holding capacity, largest particles, called “course”

Question 18

Clay

Answer 18

Soil type with the highest cation exchange capacity (CEC), smallest particles

Question 19

Silt

Answer 19

feels slick and smooth, medium sized particles

Question 20

Loam

Answer 20

a soil type consisting of a mixture of the 3 soil partical types, not a particle size

Question 21

Ultradwarf bermudagrasses

Answer 21

For high quality putting greens, require high maintenance

Question 22

Zoysiagrasses

Answer 22

Warm Season
The most wear tolerant grass, which forms a dense, high quality turf if managed properly
Disadvantages: Expensive

Question 23

Centipedegrass

Answer 23

Warm Season
Can handle moisture, Southeastern, grows in hot and wet climates
Disadvantage: poor wear tolerance
In a sunny lawn in the south

Question 24

Buffalograss

Answer 24

Warm Season
Most drought tolerant, unlikely to scalp
Disadvantages: low shade & wear tolerance
Grass along the roadside

Question 25

Perennial ryegrass

Answer 25

Cool Season A grass used for overseeding golf course fairways and greens in the south Many varieties, blends, & mixtures, dark green color

Question 26

Tall fescue

Answer 26

Cool Season Irrigated home lawns Advantages: Good heat, drought, & salt tolerant Disadvantages: Requires a fair amount of irrigation, slow to establish Grass with year round green color

Question 27

Kentucky Bluegrass

Answer 27

Cool Season Sunny lawn in the cold, rhizomatous growth habit (no stolons), most widely used cool-season grass, but not in south, not used for putting greens

Question 28

Ryegrass

Answer 28

Cool Season Bunch type growth habit (no stolons or rhizomes), like moist, cool environment; seed matures in early summer Advantages: quick establishment from seed, cold & wear tolerance Disadvantages: poor drought tolerance, low mowing quality Holds things in place

Question 29

Annual Bluegrass

Answer 29

Cool Season Usually considered a weed Advantages: rapid growth, shade tolerant Disadvantages: Poor tolerance to heat, drought, and cold

Question 30

Bentgrasses

Answer 30

Cool Season | A golf course putting green in Missouri

Question 31

CEC

Answer 31

Cation Exchange Capacity

Question 32

Bahiagrass

Answer 32

Warm Season A low maintenance turf grass that is not used for high quality lawns because of its lack of density and unsightly seedheads

Question 33

Texture

Answer 33

Determined by the size of the individual soil particles

Question 34

Structure

Answer 34

Aggregation of soil particles

Question 35

Lime

Answer 35

Raises the pH

Question 36

Sulfur

Answer 36

Lowers the pH