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2026//Exam Questions EXPLAINED GUIDE
Typology: Quizzes
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Allow exchange of gases betweensoil and air One reason modern horticultural fabrics used inlandscape are said to be better than black polyethylene film is they:
Choose an answer
1 Allow exchange of gases betweensoil and air 2 75 to 85 degrees F (^3) Native 4 differential valve Don't know?
8 A privacy fence should be at least _____ feet high ifthe purpose is to screen the view of neighbors at ground level or others walking near the property atthe same elevation.
Drip or trickle irrigation Which of the following watering systems canreduce water usage by as much as 80%
A longer time for absorbtion ofirrigation water than sandy soils Clay soils require:
differential valve Which would not be part of a lawn irrigationsystem?
Nematodes Which of the following is microscopic? before the weed seeds germinate A pre-emergence herbicide is applied 180 degrees F for 30 minutes When using heat to sterilize/pasteurize soil, the soilshould be heated to:
Diseases A plant pathologist studies plant: Specific epitaph Scientific names generally consist of two words,the first being the genus and the second being the:
The engine will likely smoke a lot, butit will run Though not recommended, if 2-cycle engine fuel isactually used in a 4-cycle engine:
Impatiens A shade loving border plant is: 75 to 85 degrees F The optimum germination temperature for mostbedding plant seeds is:
The germination percentage The viability of a group of seeds is measured by: Is a true hybrid An "x" in the botanical name of a plant means theplant:
Xeriscaping The use of plant materials and landscapingtechniques to conserve soil moisture and to reduce water usage is: The size of the soil particles Soil texture refers to: Oxygen content is low in poorlydrained soils Plants usually do not grow well in poorly drainedsoils because:
Bulbs Underground stems with scale-like fleshy leaves(leek and onion) are called:
Carbohydrates are formed Light energy, carbon dioxide, and water enter intothe process of photosynthesis, through which:
A naturally occurring plant hormonethat promotes plant growth Which of the following definitions best describes"auxin?"
American arborvitae, Camellia,Japanese Yew Which of the following groups contains onlyevergreen plants?
24 parts gasoline to 1 part oil If a two-cycle engine on a weed trimmer uses a 24:1fuel ratio, you should mix:
Botanical Plants sold in the landscape trade are sold by____________ name.
Hyacinthus orientalis cv. Mrs. Thompson loves spring flowering bulbs. Whichof the following would you suggest for Mrs. Thompson to plant? Hydroseeding The process in which water, grass seed, fertilizer,cellulose fiber and a glue type material are mixed together and sprayed onto the soil to establish turfis called:
removing some of the seed coat witha file, sandpaper, or acid solution Which of the following best describes seedscarification?
better cover the plant surface andresist being washed off by rain and irrigation
A "spreader-sticker" added to a spray solutioncauses the chemical to:
Strongly acidic Most landscape plants like the soil pH: Directly even with the original soillevel When planting a bare-rooted tree, the tree shouldbe planted:
Curved-line, arc-and-tangent,straight-line Three types of ground patterns used in landscapedesign are
Shrub A is a woody perennial that has more than onemain trunk.
Better service Traditional garden centers, in many cases, havebeen able to compete with chain department stores by providing? Early in the morning Water _______ to help reduce disease in nurserycrops
Green Industry The nursery landscape trade and related industriesare sometimes referred to as the:
overhead costs Joe's Landscaping pays rent, legal fees, utilities andinsurance, all of which are classified as:
Fungi Damping-off is caused by: Feeder Lowering the soil grade around a tree removesmany of the tree's _________ roots
Biennial A plant that remains vegetative during its firstseason of growth and flowers in the second season is a(n): 3B A pencil lead that is soft, prints well, erases easily,and tends to smear easily is __________.
USDA Plant Hardiness Zones A landscaper in New York calls awholesaler/grower in Tennessee to inquire about plant material for a landscape job. One of the treeshe asks about is bald cypress. He wants to know if it is hardy in middle New York. The growersays, "Letme see, that is Zone 4..." They are talking about the:
Gallon Larger nursery pots are measured by the: 16 Plants need _______ essential elements for propergrowth and development.
Fungi Fairy ring is caused by:
Native Plants that evolve and grow naturally in an area aretermed _______ plants.
Drying of plant roots Failure to firm down the soil around a newlyplanted tree or shrub can result in air pockets. This may cause: The roots dead or absent at thebottom of the container but healthier in the top portion of the container
If a container-grown nursery crop has been overwatered for a long period, a grower might expect to find the roots in the following condition: Phloem Food produced in the leaves moves to other partsof a plant through the:
Are essential elements needed forplant processes Magnesium, calcium, and sulphur:
Reduced insects Which is most likely not a benefit from usingmulch?
factors affecting plant growth can bemaintained at optimum levels What is one reason the container grown sector ofnursery crop production has increased in recent years? The tie string should be cut from thetrunk of the plant When planting B&B plants:
Systemic Which type of insecticide would be most effectiveagainst sucking-type insects?
When it is wet When should soil NOT be tilled?
dead head Flowering plants that are tetraploid have reducedmaintenance costs because of the reduced need to: Solvent Welded PVC pipe for irrigation is joined byconnectors/couplings that are to the pipe:
Provide bottom heat One of the best ways to speed up the rootingprocess of cuttings is to:
the first generation of seedlings fromgenetically different parents Which of the following is the best definition of an F1hybrid?
Focalization, proportion, simplicity Which of the following is a group of terms relatedto landscape design principles?
2.5 A 50 pound bag of 5-10-15 fertilizer contains_______pounds of nitrogen
Endosperm Which of the following serves as a food reservoirfor the developing embryo within the seed of a monocot? Bentgrass Of the grasses listed below, which is mostcommonly used on golf greens?
Linnaeus Who is responsible for establishing the binomialsystem for naming plants?
Apical dominance In most plants, a hormone called auxin is producedby the terminal bud. It moves downward into the shoot and inhibits the growth and development oflateral buds. This is called:
Increases humidity around thecutting and reduces transpiration The basic underlying principle of using a mistpropagation system is that it:
Yellowing of the entire leaf Plants showing symptoms of nitrogen deficiencywill show which of the following symptoms?
request assistance in locatingunderground utilities A landscaper should call 811 before beginningcertain landscape projects to:
