Multiple Choice
Identify the
choice that best completes the statement or answers the question.
|
|
|
1.
|
To saw a four-inch limb off a tree, be sure to make the _______ cut first to
prevent stripping of the bark on the tree trunk.
a. | Flush | b. | Top | c. | Over | d. | Under |
|
|
|
2.
|
Which group of items should be included in variable costs?
a. | Insecticides and soil | c. | Truck payments and telephone | b. | Utilities and office
furniture | d. | Mortgage payments
and electric bill |
|
|
|
3.
|
The Federal Communications has mandated that 811 be used as the nationwide
telephone number in the ________ program for everyone, including both commercial operators and
homeowners.
a. | Tax Management | c. | Pesticide Advisory | b. | Labor Management | d. | Call Before You
Dig |
|
|
|
4.
|
A dichotomous key in horticulture is:
a. | Used to identify unknown plants. | b. | A computerized master key for landscape
equipment. | c. | Used to analyze the profitability of specific crops. | d. | Used to determine
the growth-area ratio. |
|
|
|
5.
|
A disorder of plants called ‘wind burn’ is caused by:
a. | Wind friction to plant stems. | b. | Abrasion by particles carried by the
wind. | c. | Hydration of plant tissues. | d. | Desiccation of plant
tissues. |
|
|
|
6.
|
On which group of plants is the operation “dead-heading” usually
performed?
a. | Annuals | c. | Broadleaf evergreens | b. | Groundcovers | d. | Deciduous
azaleas |
|
|
|
7.
|
Alan landscaped the new Agriculture Education building at his school by planting
one of every plant on the state Nursery and Landscape CDE list. While this made a great plant
identification study area, he probably did not achieve the landscape design principle of _________
.
a. | Scale | b. | Balance | c. | Unity | d. | Clarity |
|
|
|
8.
|
A multi-strategy tactic to economically maintain/control pests below levels of
significant economic and environmental damage is called:
a. | Integrated Plant Management. | c. | Integrated Plant
Material. | b. | Integrated Pest Management. | d. | Integrated Pest Material. |
|
|
|
9.
|
Which of the following is a horticulture occupation?
a. | Landscape Designer | c. | Spray Technician | b. | Propagator | d. | All of these are
correct |
|
|
|
10.
|
A plant that is propagated by sexual reproduction is:
a. | Genetically the same as the parent plant. | b. | A
clone. | c. | Generally not a genetic duplicate of the parent plants. | d. | Genetically superior
to asexually produced plants. |
|
|
|
11.
|
Which of these is a professional organization serving the landscape
industry?
a. | PLANET | b. | NLCA | c. | PLCA | d. | APHIS |
|
|
|
12.
|
Some high-end turf mowers, especially commercial models, are termed __________
mowers because of their tight turning radius.
a. | one-turn | c. | tight-radius | b. | zero-turn | d. | corner-radius |
|
|
|
13.
|
A residential concrete walk from the driveway to the front door should generally
be at least:
a. | 20 inches wide and 2 inches thick. | c. | 20 inches wide and 8 inches thick.
| b. | 6 feet wide and 6 inches thick. | d. | 36 inches wide and 4 inches
thick. |
|
|
|
14.
|
Underground stems of turf grasses are known as:
a. | Lenticels. | b. | Stolons. | c. | Rhizomes. | d. | Tendrils. |
|
|
|
15.
|
Which of these mediums is the smallest in particle size?
a. | Clay | b. | Pebbles | c. | Sand | d. | Silt |
|
|
|
16.
|
What season is the least desirable time to prune shrubs?
a. | Mid-winter | c. | Early Spring | b. | Early summer | d. | Late fall |
|
|
|
17.
|
An inorganic growing media ingredient made from volcanic rock is:
a. | Vermiculite. | b. | Perlite. | c. | Peat. | d. | Sphagnum. |
|
|
|
18.
|
Soil compaction and loss of permeability are most likely on soils that contain
which of the following?
a. | Large amounts of humans. | c. | A large number of
stones. | b. | A high percentage of sand. | d. | A high percentage of clay. |
|
|
|
19.
|
Which of the following is the primary function of endosperm in the sexual
reproduction of flowering plants?
a. | Producing the gametes that unite to from the embryo in the seed. | b. | Surrounding and
nourishing the embryo in the seed. | c. | Forming the seed coat. | d. | Forming the
protective shell on the outside of some seed. |
|
|
|
20.
|
What is the purpose of surfactants used in horticulture?
a. | To provide nutrients to plants. | b. | To help the spreading and wetting ability of
spray material. | c. | To control plant diseases. | d. | To assist a plant in absorbing nutrients.
|
|
|
|
21.
|
a 16-4-8 fertilizer contains _________ percent of trace elements.
a. | 16 | b. | 4 | c. | 8 | d. | It cannot be determined from the analysis
given. |
|
|
|
22.
|
Which flower part is responsible for producing pollen grains?
a. | Stigma | c. | Anther | b. | Filament | d. | Embryonic sac |
|
|
|
23.
|
How many plants can be grown on an acre if each plant requires 3 square
feet?
a. | 14,520 | b. | 43,560 | c. | 120,708 | d. | 200,650 |
|
|
|
24.
|
The yellowing of plant vegetation due to a reduced amount of chlorophyll is
called:
a. | Chlorophylitis. | c. | Chlorosis. | b. | Cellulitis. | d. | Cytokinesis. |
|
|
|
25.
|
Cellular respiration is the ________ of/as photosynthesis in that energy is
_____ as the stored sugars are broken down and used by the plant.
a. | Same; released | c. | Product; created | b. | Opposite; released | d. | Opposite;
created |
|
|
|
26.
|
There are approximately ______ elements needed to provide all necessary plant
nutrients (exact number varies by reference).
|
|
|
27.
|
Glyphosate (Roundup) should be used carefully when spot- spraying weeds in the
landscape because:
a. | It will kill the grass and other vegetation along with the weeds. | b. | It will not kill the
weeds unless drift is prevented and spray is highly concentrated. | c. | Spot spraying allows
higher chance of skin contact than most applications. | d. | Roundup should not be used as a
spray. |
|
|
|
28.
|
A home landscape that has the same number, size and shape of materials on the
left side of the house as the right side is said to have ______ balance.
a. | Even | c. | Symmetrical | b. | Asymmetrical | d. | Divisible |
|
|
|
29.
|
Which type of mower is used to mow golf greens?
a. | Vertical mower | c. | Reel mower | b. | Rotary mower | d. | Flail mower |
|
|
|
30.
|
This nutrient is generally required in higher concentrations for plants than any
other fertilizer component.
a. | Nitrogen | b. | Phosphorous | c. | Iron | d. | Calcium |
|
|
|
31.
|
The amount of money a business owner has left after all deductions for expenses
have been made is his/her __________ .
a. | Marginal revenue | c. | Cost summation | b. | Net profit | d. | Marginal total |
|
|
|
32.
|
Many turf irrigation systems have a _________ to keep sprinklers turned off when
it is raining.
a. | Time clock | c. | Rain detector | b. | back flood prevention valve | d. | Rain gauge |
|
|
|
33.
|
A tree or shrub that is used alone for accent or as a focal point is called a
__________.
a. | Specialist plant | c. | solo plant | b. | Specimen plant | d. | singular plant |
|
|
|
34.
|
A homeowner was puzzled because about half the hollies in his hedge had
beautiful red berries while the other half of the plant had no fruit at all. What was the most likely
problem?
a. | He planted two different varieties of holly, one that produces fruit and one that
does not. | b. | The holly that currently does not have berries will produce fruit
later. | c. | Hollies are either male with no berries or female which have
berries. | d. | Street lights probably prevented proper fruit set on some of the
plants. |
|
|
|
35.
|
Which of the following is not a broadleaf evergreen?
a. | Japanese Holly | c. | Camellia | b. | Blue Rug Juniper | d. | Nandia |
|
|
|
36.
|
Working soils when they are excessively wet, especially with a tractor, rotary
tiller, etc., can destroy:
a. | Soil structure. | c. | Inorganic matter. | b. | Organic matter. | d. | soil texture. |
|
|
|
37.
|
The type of landscaping that uses fundamental principles to conserve water such
as installing low water consuming pants is called:
a. | Xeriscaping. | c. | Deserscaping. | b. | Hydroscaping. | d. | Anhydroscaping. |
|
|
|
38.
|
Taylor has a rhododendron in her landscape that is highly stressed and
unhealthy. It is likely that the cause of these problems is that the rhododendron was:
a. | Planted only 10 feet from a street light. | b. | Purchased as a ball
and burlap plant. | c. | Planted where it gets full
sun. | d. | Planted in soil that has a high amount of organic
matter. |
|
|
|
39.
|
If you propagate 100 plants from tip cuttings of a dioecious plant, what percent
of the plants produced will be male and what percent will be female?
a. | Approximately 50% will be female and 50% will be male. | b. | 100% will be
female. | c. | 100% will be male. | d. | either 100% will be female or 100% will be
male. |
|
|
|
40.
|
Plants that have gracefully drooping limbs are often described in horticultural
terms as_______.
a. | Undulating | b. | Floppy | c. | Weeping | d. | Sagging |
|
|
|
41.
|
How many pounds of lime should be applied to a 3000 square foot lawn?
a. | 1.5 pounds | b. | 3 pounds | c. | 9
pounds | d. | Not enough data is provided to determine the answer. |
|
|
|
42.
|
In landscapes where the soil has become complicated, air can be added by the use
of a(n):
a. | Air spade. | b. | Thatcher. | c. | Aerator. | d. | Water
spade. |
|
|
|
43.
|
When sun-loving plants are grown in too much shade, they tend to:
a. | Be tall and leggy. | c. | Flower more abundantly. | b. | Be short and
compact. | d. | Need more water
and fertilizer. |
|
|
|
44.
|
Which of these are not elements essential to plant growth and
development?
a. | W, Ta, Au | b. | Fe, Cu, Mn | c. | C, H, O | d. | Ca, Mg,
S |
|
|
|
45.
|
Which of these is not a part of plant cells?
a. | Mitochondria | b. | Lignin | c. | Chloroplasts | d. | Paragraphists |
|
|
|
46.
|
How are cold frames normally used in landscape plant production nurseries?
a. | To provide moisture control | b. | To provide protection from insects and
disease | c. | To provide winter protection | d. | All of the these are
correct |
|
|
|
47.
|
A water feature and patio are most appropriate in the ______ area of a home
landscape.
a. | Public | b. | Private | c. | Service | d. | Foundation |
|
|
|
48.
|
Which of these is the best definition of an invasive plant?
a. | A plant with roots that extend 5 feet or more into the soil | b. | A plant that is
difficult to keep in containers because of its aggressive growing habits | c. | A plant that spreads
out horizontally, and produces seeds prolifically | d. | A plant with the ability to thrive and spread
aggressively outside of its natural range |
|
|
|
49.
|
Which plant tissue carries water and nutrients from the plant roots to the stems
and leaves?
a. | Phloem | b. | Cambium | c. | Xylem | d. | Rhizome |
|
|
|
50.
|
Which of the following is a turfgrass disorders associated with buried
woodstumps, etc. ?
a. | Brown patch | c. | Rust | b. | Fairy ring | d. | Leaf spot |
|