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Texas Nursery/Landscape CDE Bank Part 1 Flashcards | StudBud
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Texas Nursery/Landscape CDE Bank Part 1
Clay soils require
A shade loving border plant is
Texas Nursery/Landscape CDE Bank Part 1
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1
A shade loving border plant is
Impatiens
Marigold
Zinnia
Chrysanthemum
2
Clay soils require
More/less time for absorption than sandy soils depending on pH of the clay
A shorter time for absorption of irrigation water than sandy soils
A longer time for absorption of irrigation water than sandy soils
About the same time for absorption of irrigation water as sandy soils
3
Alan finished sharpening his rotary mower blade, he noticed his mower vibrated & shook bad, What was wrong?
The blade has been overheated, affecting its temperament
The blade was out of balance
The made was made from inferior metal
The spark plug was loose
4
Which of the following is the best definition of an F1 hybrid?
the first generation of seedlings from genetically different parents
a plant that is genetically inferior to all other cultivars
the first cross between the offspring of A, B, C, D, and E generations
a plant that is genetically superior to all other cultivars
5
Shrubs planted in small groups in the landscape are generally placed in:
Even numbered groups (2, 4, 6)
Groups of 2
Groups of 4
Odd numbered groups (i.e. 3,5,7)
6
Fertilizers should be added to soil
according to the package instructions and only in the water
at 1/2 the rate of fertilizer
based on soil test results
every year
7
Plants that use less water and are tolerant of dry landscape sites are called:
Monoecious
Xerophytes
Epiphytes
Dryophytes
8
Who is responsible for establishing the binomial system for naming plants
Aristotle
Linnaeus
Weinberg
Bernuli
9
container-grown nursery crop is over watered for long a grower might expect to find the roots in the following condition
The roots growing through the drain holes in the bottom of the container
roots dead/absent at bottom of the container but healthier in top portion
roots dead/absent at the top, but healthier at bottom of container
The roots may be extra thick and bright white in colo
10
Which is most likely not a benefit from using mulch?
Reduced disease
Reduced water loss from the soil
Reduced insects
Moderated soil temperatures
11
Large nursery pots are measured by the
gallon, sizes are strictly regulated
height, and sizes are strictly regulated
gallon, the exact size varies by the manufacturer
inch, and sizes are strictly regulated
12
An example of a creeping or prostrate coniferous evergreen is:
Juniperus horizontalis
Abelia grandiflora
Prunus caroliniana
Lobularia maritima
13
Liriope and Ajuga are generally classified as
Small evergreen shrubs
Groundcovers
Small flowering shrubs
Semi-evergreen shrubs
14
A "spreader-sticker" added to a spray solution causes the chemical to
cover the plant surface & resist being washed off by rain & irrigation
Become more diluted in the sprayer
Stick to the diseased areas of the plant, & run-off the areas not needed
Penetrate the cuticle to the leaf, allowing more effective sticking power
15
When using heat to sterilize/pasteurize soil, the soil should be heated to
100F for 1hr
280F for 1hr
180F for 30 min
200F for 1hr
16
An important step in properly composting landscape refuse is to
Thoroughly moisten each layer of material
Treat each layer with pesticide to control insects and weeds
Exclude as much air as possible from the compost pile
Make only small piles to keep the material coo
17
Soil texture refers to
The arrangement of soil particles
The ratio of sand to clay in the soil
The size of the soil particles
The amount of humus in the soil
18
Trees are fertilized with granular fertilizer by spreading it within
A thirty foot radius of the trunk
A four foot radius of the trunk
The drip line and at least ten feet beyond the drip line
The drip line
19
Flowering plants that are tetraploid have reduced maintenance costs because of the reduced need to
dead head
spray for insects
fertilize
water
20
The optimum germination temperature for most bedding plant seeds is
50 to 55F
60 to 65F
65 to 75F
75 to 85F
21
Fairy ring is caused by
Fung
Grubs
Pollen
Nematodes
22
A privacy fence should be at least ____ feet high if the purpose is to screen the view of neighbors at ground level
5
4
6
8
23
He asks is a bal cypress hardy in middle New York. The grower says, Let me see, that is Zone 4 They are talking about
AAN Hardiness Zone Plan
USDA Plant Hardiness Zones
Critical Zone Hardiness Index
UPS Zone Index for safe shipping of plants
24
A plant pathologist studies plant
Insects
Physiology
Diseases
Morphology
25
Which of the following is microscopic?
Spider mites
aphids
Thrips
Nematodes
26
Which of the following is a group of small-growing trees?
Sweetgum, Sycamore, Southern magnolia
Pecan, Sweetgum, Ginkgo
Crape myrtle, Eastern redbud, Japanese black pine
Red oak, Bald cypress, Live oak
27
Though not recommended, if 2-cycle engine fuel is actually used in a 4-cycle engine
The engine will be much louder than normal
There is no problem, the engine will run just fine
The engine will not start or will be hard to start
The engine will likely smoke a lot, but it will run
28
a hormone called auxin is produced by the terminal bud It inhibits the growth/development of lateral buds, its called?
Lateral dominance
The apex auxin complex
Apical dominance
Terminal bud inhibition
29
Light energy, carbon dioxide, and water enter into the process of photosynthesis, through which
Respiration results
Chlorophyll is formed
Amino acids are formed
Carbohydrates are formed
30
The viability of a group of seeds is measured by
Permeability of the seeds
Maturity of the seeds
The number of seeds per pound
The germination percentage
31
Natural soil is arranged in layers referred to as
soil rings
soil texture
sand, silt and clay
soil horizons
32
Mrs. Thompson loves spring flowering bulbs. Which of the following would you suggest for Mrs. Thompson to plant?
Coleus x hybridus
Gardenia jasminoides
Lonicera japonica
Hyacinthus orientalis cv
33
PVC pipe for irrigation is joined by connectors/couplings that are to the pipe.
Clamped
Wired
Soldered
Solvent Welded
34
A is a woody perennial that has more than one main trunk.
Weed
Flower
Shrub
Tree
35
process in which water, grass seed, fertilizer, cellulose fiber & a glue type are mixed together & sprayed onto the soil
Seed Injection
hydroseeding
Pressure spray
top dressing
36
Magnesium, calcium, and sulfur
Are micro-elements
Can be found in incomplete fertilizers
Are only needed by some plants
Are essential elements needed for plant processes
37
Which of the following is true about lady bug beetles? They
Are bright green and blend-in with the foliage
Sometimes sting gardeners
Eat aphids
Often feed on vegetable plants
38
A large perennial that provides a general effect of mass and grows in excess of five feet is
Pampas grass
Primrose
Yarrow
Dianthus
39
Which of the following can be said about applying an herbicide to a lawn in granular form rather than as a liquid spray?
amount of active ingredients needed is greatly reduced with granular form
The liquid form is much more expensive
broadleaf weeds have developed resistance to liquid herbicide sprays
There is little or no drift from the granular form
40
Which of the following serves as a food reservoir for the developing embryo within the seed of a monocot?
Endosperm
Plumule
Radical
Testa
41
A plant that remains vegetative during its first season of growth and flowers in the second season is a (n):
Propagule
Biennial
Annual
Perennia
42
When installing a landscape, which step (from the following list) should be completed FIRST
Install the drainage system
Plant the trees and shrubs
Add amendments to the soil
Build retaining walls and garden walkways
43
Plants sold in the landscape trade are sold by ________ name.
Order and genus
Order and family
Botanical
Family
44
When planting B&B plants
The burlap should be allowed to dry completely before planting
The burlap should be pulled up & tied securely to the trunk for protection
The tie string should be cut from the trunk of the plant
The burlap should be completely removed from the ball
45
All other things being equal, which diameter of pipe or combination of pipes will carry the most water?
three 1'' pipes
one 2 ''pipe
four 3/4'' pipes
five 1/2'' pipes
46
Which type of insecticide would be most effective against sucking-type insects?
Systemic
Aerosol
Dust
Contact
47
Which of the following is a group of terms related to landscape design principles?
Hogarth, symmetrical, curvature
Stratify, random, curvature
Thresh, rounding, complexity
Focalization, proportion, simplicity
48
A 50 pound bag of 5-10-15 fertilizer contains pounds of nitrogen.
2.5
5
10
15
49
What is one reason the container grown sector of nursery crop production has increased in recent years?
the plants develop circling root systems
factors affecting plant growth can be maintained at optimum levels
container plants require less care
soilless media is beneficial to plant growth
50
When planting a bare-rooted tree, the tree should be planted
At 2 inches above the original soil level
At 6 inches below the original soil level
at 6 inches above the original soil level
Directly even with the original soil level
51
Lowering the soil grade around a tree removes many of the tree's ______________ roots.
Feeder
aquatic
Tap
Aerial
52
Which of the following best describes seed scarification?
removing some of the seed coat with a file, sandpaper, or acid solution
planting seeds in a nursery flat to a depth of two times the seed diameter
placing seed capsules in the sun for natural drying
using a dibble to spot off newly planted seedlings
53
If a two-cycle engine on a weed trimmer uses a 24:1 fuel ratio, you should mix
24 parts oil to 1 part gasoline
Equal amounts of gasoline and oil
24 parts gasoline to 1 part engine cleaner
24 parts gasoline to 1 part oil
54
Which would not be part of a lawn irrigation system?
differential valve
solenoid valve
PVC pipe
backflow valve
55
The term is used in horticulture to define plant injury sometimes caused by pesticides:
Phytotoxicity
Expectoration
Eutrophication
Emulsification
56
Plants showing symptoms of nitrogen deficiency will show which of the following symptoms?
Abnormally long internodes
Tiny brown spots between the leaf veins
Yellowing of the entire leaf
Purple veins in the leaves
57
The basic underlying principle of using a mist propagation system is that it __________
Increases humidity around the cutting and reduces transpiration
Keeps propagation medium moist & supplies moisture to base of the cutting
Keeps the plant material cool
Cools the propagation medium to promote root formation and development
58
When should soil NOT be tilled?
When it is dry
When it is wet
During spring warm-up
During late fall
59
Plants that evolve and grow naturally in an area are termed____________ plants
Native
Exotic
Specimen
Accent
60
Which tree has the finest textured foliage?
Sycamore
Mesquite
Sweet gum
Southern magnolia
61
Scientific names generally consist of two words, the first being the genus and the second being the
Specific epitaph
Order
Cultivar
Family
62
The terms triploid, diploid and haploid refer to
formation of leaves
number of flowers per stem
number of bud breaks expected after pruning
number of chromosomes
63
An 'x ' in the botanical name of a plant means the plant
Is a true hybrid
Has been grafted
Comes true to type from seed and vegetative propagation
Comes true to type from only seed propagation
64
One reason modern horticultural fabrics used in landscaping are said to be better than black polyethylene film is they
Make a better base for rock mulch
Completely control weeds
Prevent moisture from penetrating too deeply
Allow exchange of gases between soil and air
65
Plants need ___ essential elements for proper growth and development.
3
8
16
32
66
Water availability, temperature extremes, and _________should be considered when selecting trees for the landscape.
Topography
Slope
Soil type
Buildings present
67
Of the grasses listed below, which is most commonly used on golf greens?
Fescue
Mondo grass
Bentgrass
St. Augustine grass
68
Traditional garden centers, in many cases, have been able to compete with chain department stores by providing?
Lower prices
Cleaner stores
Better service
Better refund policies
69
The turfgrass least tolerant of shade is
St. Augustine
Zoysia
Bermudagrass
Fescue
70
Plants usually do not grow well in poorly drained soils because
Plant roots become engorged with water in poorly drained soils
Oxygen content is low in poorly drained soils
Poorly drained soils warm too quickly in spring
The organic matter content of poorly drained soils is too high
71
Site features to consider when conducting a site survey include
Topography, soil conditions, natural features, and existing vegetation
Natural features, existing vegetation, soil conditions, & client analysis
Natural features, climate, existing vegetation, and client analysis
Topography, client analysis, natural features, and climate
72
pruning cuts are made on woody trees, one should not cut into/behind the ___ This area is where healing callus originate
collar
internode
interstitial
axil
73
Which of the following groups contains only evergreen plants?
Azalea, Ginkgo, Chinese Holly
Sweet gum, Crape myrtle, Sycamore
Bald cypress, Purpleleaf plum, Pecan
American arborvitae, Camellia, Japanese Yew
74
Damping-off is caused by:
Nematodes
Fungi
Viruses
Bacteria
75
Three types of ground patterns used in landscape design are
Curved-line, arc-and-tangent, straight-line
Straight-line, squiggle-line, arc-and-tangent
Curved-line, straight-line, squiggle-line
Curved-line, arc-and-tangent, squiggle-line
76
The following plant grows from a tuber:
Celosia
Impatiens
Elephant Ear
Japanese honeysuckle
77
Larger nursery pots are measured by the:
Ounce
Gallon
Height
Inch
78
A landscaper should call 811 before beginning certain landscape projects to
submit their environmental impact license number and request EPA approval
request assistance in locating underground utilities
request a check of proper zoning
obtain a permit before digging
79
Which of the following describes plants that lose their leaves during the winter?
Herbaceous
Coniferous
Deciduous
Evergreen
80
The soil pH level primarily controls
Soil temperature
Availability of essential plant nutrients
Activity of soil-borne diseases
Moisture absorption by roots
81
One of the best ways to speed up the rooting process of cuttings is to
Keep the soil cool and the foliage warm
Harden them off by laying them out to dry a few days before sticking
Provide bottom heat
Always take cuttings after midday
82
The nursery landscape trade and related industries are sometimes referred to as the
Federated nursery industries
Outdoor consortium
United environmental industry
Green Industry
83
Joe¶s Landscaping pays rent, legal fees, utilities and insurance, all of which are classified as
overhead costs
marginal costs
contingency costs
variable costs
84
Which of the following groups contains only deciduous plants?
Live Oak, Chinese Tallow, Sophora secundiflora
Cedar Elm, Carya illinoinensis, Red Oak
River Birch, Southern Magnolia, Ilex vomitoria
Taxus cuspidata, Sycamore, Bradford pear
85
Which one of the following plant hardiness zones is colder than Zone 6?
Zone 10
Zone 8
Zone 3
Zone 7
86
Which of the following definitions best describes ''auxin''?
A chemical used as a plant growth retardant
The capital of Texas and the home of the USDA
A naturally occurring plant hormone that promotes plant growth
A naturally occurring plant chemical produced to deter disease organisms
87
A pencil lead that is soft, prints well, erases easily, and tends to smear easily is ________.
3B
2H
F
9H
88
A pre-emergence herbicide is applied
before the weed seeds germinate
after the weeds have germinated and emerged from the soil
to broadleaf weeds only
to grasses only
89
what watering conditions would cause clustering of turf grass roots on top of soil? there has been little or no rainfall
frequent, light watering
applied once a week
infrequent soaking
rarely watering
90
Water____________ to help reduce disease in nursery crops
With overhead sprinklers
Late in the afternoon
Early in the morning
At night
91
Soil around the foundation of a house is often more alkaline than surrounding soil due to which of the following?
chemicals applied to prevent termites
leaching from the home¶s paint
leaching the masonry mortar on the home & masonry debris from construction
decaying wood that were buried around a foundation during construction
92
Which of the following watering systems can reduce water usage by as much as 80%.
Hand watering
Drip or Trickle irrigation
Impulse sprinklers
Soaker Hose
93
Food produced in the leaves moves to other parts of a plant through the
Veins
Phloem
Xylem
Arteries
94
Plant diseases caused by rain splashed microorganisms from the ground can be reduced by
applying mulch around and underneath plants
removing all mulch outside the dripline
using only clean topsoil as backfill
removing all mulch from around and underneath the plant
95
Failure to firm down the soil around a newly planted tree or shrub can result in air pockets. This may cause:
Soil heaving in winter
Over-watering problems
Disease
Drying of plant roots
96
The four life cycle stages of beetles such as the Japanese beetle are:
Moth, egg, grub, adult
Egg, nymph, pupae, adult
Grub, pupae, juvenile, adult
Egg, grub, pupae, adult
97
Underground stems with scale-like fleshy leaves (leek and onion) are called
Stolons
Roots
Bulbs
Tubers
98
Functional roles of plants in the landscape do not include:
Greening up
Enclosing
Developing the structural framework of the design
Screening
99
Most landscape plants like the soil pH
Slightly alkaline
Strongly acidic
Strongly alkaline
Slightly acidic
100
The use of plant materials & landscaping techniques to conserve soil moisture & to reduce water usage is
Natural landscaping
Bogscaping
Waterscaping
Xeriscaping