WorksheetsNursery/Landscape General Knowledge (226-250)
Total questions: 25
Worksheet time: 13mins
The soil pH level primarily controls:
Activity of soil-borne diseases
Availability of essential plant nutrients
Moisture absorption by roots
Soil temperature
Which of the following definitions best describes "auxin"?
A naturally occurring plant chemical produced to deter disease organisms
A naturally occurring plant hormone that promotes plant growth
A chemical used as a plant growth retardant
The capital of Texas and the home of the USDA
Which is most likely not a benefit from using mulch?
Reduced disease
Reduced water loss from the soil
Reduced insects
Moderated soil temperatures
All other things being equal, which diameter of pipe or combination of pipes will carry the most water?
five 1/2"
pipe
one 2" pipe
four 3/4" pipes
three 1" pipes
Functional roles of plants in the landscape do not include:
Screening
Greening up
Developing the structural framework of the design
Enclosing
Which plant is a vine?
Ficus benjamina
Ilex cornuta
Lonicera japonica
Pinus thunbergiana
One function of stomates is to:
Give off water vapor
Prevent disease
Produce pollen
Photosynthesize
The most common synthetic root-promoting chemicals used in rooting hormones are:
CCA and ACD
ISO and OSB
IBA and AAN
IBA and NAA
Training plants into three-dimensional ornamental forms, such as animals, is called:
Topiary
Heading back
Bonsai
Espalier
Who is responsible for establishing the binomial system for naming plants
Weinberg
Linnaeus
Aristotle
Bernuli
What is one reason the container grown sector of nursery crop production has increased in recent years?
the plants develop circling root systems
soilless media is beneficial to plant growth
container plants require less care
factors affecting plant growth can be maintained at optimum levels
Some vines use _________ to support themselves as they climb.
Tap roots
Stems
Tendrils
Aquatic roots
Which of the following groups contains only evergreen plants?
American Arborvitae, Camellia, Japanese Yew
Bald Cypress, Purpleleaf Plum, Pecan
Sweet Gum, Crape Myrtle, Sycamore
Azalea, Ginkgo, Chinese Holly
Which type of insecticide would be most effective against sucking-type insects?
Dust
Aerosol
Systemic
Contact
A shade loving border plant is:
Marigold
Chrysanthemum
Zinnia
Impatiens
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 faces East
The landscape area has a 25% slope
The site is in full sun
The site has only 3 inches of topsoil
A landscape designer uses many ________________ in developing the preliminary design for a project.
Problem statements
Bubble diagrams
Site surveys
Perfect plans
Which of the following is not used to power string trimmers:
A 2-cycle engine
A 4-cycle engine
Diesel fuel
Electricity/Battery
When selecting ginkgo trees for the home landscape, you should choose:
Mature female trees only
Female trees only
Male and female trees
Male trees only
The best definition of a surfactant is a:
Type of soap used to wash off pesticide residue by increasing surface tension between the leaf and residue
Type of pesticide formulation with an oily consistency for protecting high pressure spray nozzles from wear
Material added to a liquid spray solution to reduce surface tension between the liquid and leaf surface
Material to protect leaf surfaces from pesticides by creating a waxy seal over the leaf
Nutsedge is difficult to control by hand-pulling, hoeing, or tilling because nutsedge:
can grow easily from leaf-piece cuttings left after hoeing or tilling
constantly produces underground seeds that are difficult to kill.
propagates from underground tubers and rhizomes.
propagates by spores that easily spread in the air when the plant is disturbed.
Similar to the textural appearance of plants,______________ can be used to create spatial illusions in a perennial garden.
Color
Plant growth rate
Staking
Shape
The recommended minimum width for a residential walkway in the public area of the landscape is _________ feet.
3.5
5
7.5
6.5
Of the grasses listed below, which grass is most commonly used on golf greens in Texas?
Hybrid Bermudagrass cultivars
St. Augustine grass
Fescue
Mondo grass
In a landscape design, properly located plants and structures.
Need to be constantly pruned and maintained
Are not essential for a good landscape design
Can reduce heat intensity
Block the view of the front door
