WorksheetsGeneral Knowledge Q#200-250
Total questions: 51
Worksheet time: 3hrs 33mins
Fred was about to drive the tractor down the street to another landscape job when Alan said, “Hey, you
had better put that orange triangle on the back of that tractor before you get run-over.” Alan was referring to the:
Slow-moving vehicle sign
Emergency vehicle sign
Farm vehicle sign
Wide-load sign
Brown patch, dollar spot, and gray snow mold are all diseases of:
Trees
Azaleas
Turfgrasses
Evergreens
Rod plans to start a wholesale nursery growing Japanese maples. It will take him two years to produce
the first saleable crop. Which of the following will be most affected?
production scheduling
inventory
net worth
cash flow
A friable soil is one that:
Requires humus and fertilizer to be productive
Is high in clay particles
Is loose and of good structure and texture
Is rich in N, P, and K
Fireblight is a disease that most often affects susceptible plants:
In recently installed landscapes
In landscapes over four years old
During periods of rapid succulent growth
During the winter
Which of the following is an indication of a fertile soil?
small brown pebbles
a grey or yellow subsoil
grubs
earthworms
When mowing turf, it is recommended that no more than_____ of the leaf blade be removed at each
cutting.
two thirds
one half
one third
one eighth
An area that has a slightly different climate conditions than the surrounding land, such as the north side
of a house which provides shelter from excess sun and wind, is called a
micro-climate
terrain specific locale
macro-climate
climate modified locale
Dead, decaying plant and animal material in the soil is referred to as
the microorganisms that are present in the soil
soil reaction
soil texture
organic matter
Which of the following is a deciduous vine?
Mandevilla
Chinese wisteria
English Ivy
Rosemary
A major advantage for using slow-release fertilizer in container-grown nursery stock is that it:
Can easily be leached from the soil if too much is applied
Supplies nutrients over a long period of time with one application
Can be applied without expensive equipment
Can be injected through the irrigation system
Some of the salt buildup in containerized plants can be removed by:
withholding water
adding lime to the irrigation water
leaching
adding fertilizer
The ideal soil is composed of
25% solid material, 25% air, 50% water
25% air, 25% nutrients, 50% water
25% solid material, 25% water, 50% air
25% water, 25% air, 50% solid material
Lawn sprinkler systems are installed so they provide even coverage. This is accomplished by:
Using sprinkler heads with a square pattern throughout the landscape
Spacing the heads so that each sprinkler sprays to the next sprinkler
Spacing sprinklers based on needs specified in the soil test
Using one size pipe throughout the landscape
In a landscape design, properly located plants and structures.
Need to be constantly pruned and maintained
Can reduce heat intensity
Are not essential for a good landscape design
Block the view of the front door
Which of the following government organizations would want to talk to you if you shipped nursery plants
across state lines without a license?
OSHA
FBI
IRS
USDA
The hardscape in a landscape design is defined as:
Landscapes filled with mostly hardwoods
Structures, paving, fencing, etc, incorporated into a landscape
The initial, rough landscape drawing
A space with a large area of concrete
A transplanted tree or shrub should be set into the ground:
At the same depth at which it was originally growing
50 percent deeper than it was originally planted
With the top of the container slightly covered
So that the top roots are exposed to the air
In landscaping terms, if the mower blade is set too low and the turf is not level, the mower may ______the turf in spots.
Slice
Aerate
Scalp
Scorch
To make the living area of a landscape appear larger, a designer should include plants that feature:
Cool-colored flowers such as blues, purples, lavenders
A combination of warm- and cool-colored flowers
Warm-colored flowers such as reds, oranges, yellows
All white flowers
______ pruning is a pruning technique concerned primarily with the removal of
branches that could lead to damage or weaken a plant’s health and appearance.
Crotch
Natural target
Random
Canopy
Mowing the lawn in a different direction each time helps reduce the chance of
spreading disease and insects
excess wear on one part of the mower blade
soil compaction and undesirable grain set
causing excess wear on one area of the mower
Informal landscapes:
Contain geometric patterns and perfect balance
Include sheared and sculpted hedges
Are constructed with asymmetrical balance and curved lines
Usually contain straight, not curved, lines
Mr. Roberts told his horticulture class that the temperature for rooting shrubs should be no lower than
70 ºF. He was referring to the:
Air temperature above the bench
Temperature of the rooting media
Air temperature at bench level
Temperature of the mist water
A scale of 1:20 means that:
5’ of landscape equals 6” of blueprint
2’ of landscape equals 1 1/2” of blueprint
1” of blueprint equals 20’ in the landscape
1” of blueprint equals 30” in the landscape
Which landscape tool is used to prune branches an inch or larger in diameter
ax
hand pruner
pruning knife
pruning saw
When planting ground covers grown in compressed peat containers:
Be sure to remove the plant completely from the peat container
Leave the container as is
Make several cuts down the sides of the container before planting
Leave ½ inch of compressed peat container exposed above the soil line
A landscaper has to decide whether to put in a groundcover instead of turfgrass on a site with the
following characteristics. Which characteristic is the most important factor in making this decision?
The site has only 3 inches of topsoil
The site is in full sun
The site faces East
The landscape area has a 25% slope
A plant that dies to the ground at the end of each growing season but comes back from the same root-
stock year after year is most accurately described as a(n):
Herbaceous perennial
Perennial
Annual
Biennial
The best time to spray a glyphosate is:
When weeds are in active growth
Just before weed seeds germinate
Just before a rain
When weed growth is mature
A systemic insecticide refers to an insecticide that
kills on contact
is applied as a fumigant
is absorbed through the roots and leaves of a plant
does not come in a granular form
If a house is painted in several colors you might be worried about the colors of the house and the plant
flower color clashing. One flower choice that would be safest to use is
blue
pink
red
white
Which is most important to the financial health of a nursery/landscape business?
Margin cost
Net profit
Gross sales
Cost margin
Many insect traps attract insects with:
Pheromones
Fresh flowers
A strong insecticide
Dried flowers
A propagator in a nursery business is responsible for:
Increasing new accounts by spreading propaganda
Carrying out an extensive plant breeding program and applying for plant patents
Making sure the area used for pulling orders of container grown landscape-size plants is well stocked
Starting new plants from seeds, cuttings, grafting, or other means and planning the propagation
schedule
Large trees used to frame a one story, ranch style home can make the home seem than it really is.
closer to the viewer
larger
wider
smaller
To preserve the germination ability of most seeds, store them in a:
Cool environment after scarification
Cool, dry environment
Warm, moist environment after stratification
Warm, dry environment
_____ is an example of a parasitic plant.
Mildew
Mistletoe
Bacteria
Rust
The scientific name for Heavenly Bamboo is:
Ligustrum japonicum
Nandina domestica
Pyracantha coccinea
Raphiolepsis indica
When servicing the spark plug on a lawn mower, the electrode should be______ before reinstalling it in
the mower.
cleaned, dried, and the electrode gap closed
cleaned and coated with oil
cleaned and filled with oil
cleaned and dried
Which of the following is a drawback to planting English Ivy or Virginia Creeper on the side of a wood,
brick, or vinyl-sided house?
these plants are groundcovers and are hard to train on walls
the leaves turn brown in the fall and are unsightly
the adhesive tips of the ivy damage the siding or leave unsightly blemishes
it is difficult to prune ivy on siding
B&B in the nursery/landscape trade means:
Burlapped in a bag
Balled and burlapped
Bagged in burlap
Bare-rooted and bagged
Training plants into three-dimensional ornamental forms, such as animals, is called:
Topiary
Heading back
Bonsai
Espalier
Nutsedge is difficult to control by hand-pulling, hoeing, or tilling because nutsedge:
constantly produces underground seeds that are difficult to kill.
propagates by spores that easily spread in the air when the plant is disturbed.
propagates from underground tubers and rhizomes.
can grow easily from leaf-piece cuttings left after hoeing or tilling.
The “puff balls” found on dandelions that are easily blown away by the wind, are actually:
Spores
Sepals
Seeds
Anthers
The description “produces large numbers of new plants, spreads easily, tolerates many soil types, grows
rapidly, displaces native and slower growing plants, and spreads rampantly” best describes ________
plants.
oriental
invasive
native
continental
For control purposes, insects can be categorized into two major feeding types. These two types are:
leaf and xylem feeders
chewing and sucking feeders
abrasion and epidermis feeders
shredding and thatching feeders
To help ensure grass seeds are evenly distributed during planting:
use a drop spreader with a setting of seven
sow one-half of the seed by hand and one-half of the seed with a spreader
use a rotary spreader with a setting of nine
sow one-half the seed in one direction and sow one-half at right angles to the first direction of
seeding
Which of these terms is used in horticulture to describe spray materials being blown from the target area
to non-target plants, etc?
Non-targeted
Expansion
Drift
Run-off
Many landscape equipment engines require a little extra fuel in the carburetor to start. Most models use
a(n) ______________ to supply the extra fuel for starting.
exhaust valve or flywheel
primer bulb or choke
fuel cell or fuel slide
cylinder or fuel ring
Which of the following are most pressing current issues for the landscape maintenance industry:
Invasive insects and plants
Labor availability, exhaust and noise pollution
Turf decline and herbicide resistance
Battery powered equipment, power blower and string trimmer safety
