Deck 27: Care of the Lawn

Question 1

Maintenance of the lawn requires more time than any other landscape maintenance operation.

Answer 1

True

Question 2

Clay soil should never be rolled because of potential compaction.

Answer 2

True

Question 3

Turfgrasses are among the last plants to show the effects of the lack of water.

Answer 3

False

Question 4

The flail mower is used for turfgrasses that are cut regularly during the year.

Question 5

Longer turfgrass cutting heights will withstand hot, dry periods better than shorter heights.

Question 6

If an herbicide is applied in liquid form, it is best to dedicate a sprayer exclusively for that purpose.

Question 7

The professional groundskeeper, because of modern technology, does not need to have a basic knowledge of fertilizer products.

Question 8

The higher the fertilizer analysis, the cheaper it is in cost.

Question 9

Slow-release fertilizers are less expensive than quickly available forms.

Question 10

Rolling is especially beneficial to lawns if done immediately after irrigation.

Question 11

What height should be the first mowing of the spring for an established and healthy lawn?

A) 1 1/4 to 1 1/2 inches
B) 1 1/2 to 1 3/4 inches
C) 1 3/4 to 2 inches
D) 2 to 2 1/4 inches

Question 12

Why are organic fertilizers not widely used on turfgrass?

A) too expensive
B) too low in nitrogen
C) not readily available
D) not environmentally responsible

Question 13

Warm season grasses should receive the heaviest fertilization late in what season?

A) winter
B) spring
C) summer
D) fall

Question 14

Mowing during the regular growing season should set the mower to remove about how much of the grass blade with each cutting?

A) one-fourth
B) one-third
C) one-half
D) one-fifth

Question 15

Identify the characteristic(s) of high analysis fertilizers.

A) will require less storage space
B) will require less time to apply
C) will contain less filler material
D) All answers are correct

Question 16

What is the depth of cutting or plugging provided by most aerators?

A) 1.5 inches
B) 2 inches
C) 3 inches
D) 3.5 inches

Question 17

For grass clippings to be most beneficial in returning nutrients to the soil and not require collection, what must they be?

A) short
B) top dressed
C) fertile
D) kept loose, not compacted

Question 18

How many applications of fertilizer should be given a lawn in order to apply the full recommended poundage by season's end?

A) one or two
B) two or three
C) three or four
D) four or five

Question 19

What time of day should be avoided when watering lawns because of the possibility of promoting diseases?

A) late morning
B) afternoon
C) early evening or later
D) early morning

Question 20

The groundskeeper should encourage deep root growth by watering so moisture penetrates to what depth of inches into the soil?

A) 1 to 4 inches
B) 10 to 14 inches
C) 2 to 6 inches
D) 8 to 12 inches

Question 21

Alternate freezing and thawing of the soil during the winter can cause ____________________ of the turfgrass.

Question 22

____________________ is warranted when bare spots are at least one foot in diameter.

Question 23

____________________ of the lawn is the addition of air to the soil.

Question 24

Quickly available fertilizers usually contain their nitrogen in ____________________ forms.

Question 25

From a cost standpoint, slow release fertilizers are ____________________ expensive than quickly available fertilizers.

Question 26

The blades of a ____________________ mower move parallel to the surface of the lawn.

Question 27

A gang mower is actually a large bank of ____________________ mowers, usually pulled by a tractor.

Question 28

As the health of a lawn declines, the number and severity of weed and pest problems can be predicted to ____________________.

Question 29

Workers should never mow unless wearing ____________________.

Question 30

A fertilizer with the analysis of 5-10-5 contains 10 percent ____________________.