Multiple Choice
Identify the letter of the choice that best
completes the statement or answers the question.
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1.
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Crown gall is caused by:
a. | fungi | b. | insects | c. | viruses | d. | bacteria |
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2.
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A customer asks you about a small tree he has seen along a road. It is deciduous
and in early spring it has pink blooms. Which of the following could it be?
a. | Gingko | c. | European Beech | b. | Sweetgum | d. | Dogwood |
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3.
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Hardscape is defined as installing what in the landscape?
a. | Ornamental grasses | c. | Fruit, nuts, and vegetables | b. | Ornamental vegetable
plants | d. | Fences, patios,
irrigations systems, etc. |
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4.
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Which of the following is NOT considered a landscape maintenance task?
a. | Mowing grass | c. | Harvesting cut flowers | b. | Deadheading | d. | Pruning |
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5.
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The lay of the land including hills, valleys, and flat areas is referred to
as:
a. | aesthetics | b. | slope | c. | topography | d. | grade |
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6.
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A plant that has a life cycle of more than two growing seasons is known as
a(n):
a. | annual | b. | perennial | c. | ground cover | d. | shrub |
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7.
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When are the best times to prune most deciduous trees?
a. | early winter and early fall | c. | late winter and early
spring | b. | late summer and early fall | d. | mid-winter and early summer |
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8.
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A bag of fertilizer with an analysis of 16-4-8 consists of:
a. | 16% nitrogen, 4% potash, and 8% phosphorus. | b. | 16% potash, 4%
nitrogen, and 8% phosphorus. | c. | 16% phosphorus, 4% potash, and 8%
nitrogen | d. | 16% nitrogen, 4% phosphorus, and 8% potash |
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9.
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Lawn grasses are best maintained if they are mowed often enough that no more
than _____ of the leaf blade height is removed at one mowing.
a. | five inches | c. | one third inch | b. | one half inch | d. | one quarter
inch |
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10.
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A chemical that is used to kill or prevent weed growth is known as a(n):
a. | herbicide | b. | pesticide | c. | fungicide | d. | insecticide |
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11.
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A biologic agent or virus that can cause a disease is known as a(n):
a. | avicide | b. | bactericide | c. | legume | d. | pathogen |
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12.
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Which of the following is NOT a true characteristic of dicotyledons?
a. | dicot leaf veins branch from the midrib into a network of finer
veins. | b. | dicots have parallel leaf veins | c. | dicot seedlings have two
cotyledons | d. | broadleaf plants are dicotyledons. |
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13.
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The process by which a plant uses stored food to produce energy and to build
cells and tissue is known as:
a. | respiration | c. | transpiration | b. | photosynthesis | d. | translocation |
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14.
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The grass on a satisfactory golf green must exhibit all of the following
qualities except:
a. | outstanding density | b. | uniformity and color | c. | tolerance of a very
short mowing height. | d. | wide leaf blades that lay
flat |
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15.
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Which of the following is not true?
a. | warm season grasses grow best at temperatures above 80 degrees F. | b. | annual ryegrass is
sometimes considered a “nurse grass”. | c. | Fescue and Bermuda grass are warm season
grasses. | d. | Fairy ring occurs around stumps or under decomposing
wood. |
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16.
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Soil texture depends mostly on the:
a. | proportion of sand, silt, and clay. | b. | moisture level of the soil. | c. | proportion of water,
air, and mineral water. | d. | the structure of the
soil. |
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17.
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A soil profile is composed of many layers known as:
a. | mini-layers | b. | mini-profile | c. | horizons | d. | rings |
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18.
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When organic material such as sawdust that is not decomposed is added to soil,
what fertilizer should also be added?
a. | phosphorus | b. | nitrogen | c. | ammonia | d. | magnesium |
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19.
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What material is added to soil when the soil pH is too low?
a. | sulfur | c. | lime | b. | aluminum sulfate | d. | ammonia |
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20.
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A soil with the pH of ___ would probably be detrimental to most landscape
plants.
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21.
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An activity growing plant is composed of 75 to 85 percent:
a. | water | b. | iron | c. | air | d. | soil matter |
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22.
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If a spill of granular fertilizer occurs you should pick up as much as possible
and try to spread the remainder to:
a. | prevent grass spiking | b. | avoid fertilizer burn | c. | avoid extreme growth
and green color in that spot. | d. | prevent extreme absorption and irrigation or
rain water. |
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23.
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Which of the following is a reason for not watering nursery crops in the late
afternoons or evening?
a. | the soil temperature will be lowered | b. | insects will thrive on the increased
humidity | c. | the rapid temperature change may damage leaf stomata. | d. | it increases the
chance of disease development. |
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24.
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The difference between selective and nonselective herbicides is that one:
a. | reacts faster than the other. | b. | is much more toxic to animals than the
other. | c. | is toxic to all plants while the other only kills certain plants. | d. | can be applied only
once while the other has to be applied more frequently. |
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25.
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Which element is used in high proportion by plants and is not supplied in
commercial fertilizers?
a. | potassium | b. | carbon | c. | nitrogen | d. | phosphorus |
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26.
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Which is a signal word on a pesticide label?
a. | alert | b. | extreme | c. | careful | d. | warning |
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27.
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Insects have their skeletons on the outside of their bodies. This protective
shell is known as the:
a. | endoskeleton | b. | exoskeleton | c. | skeleton | d. | armor |
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28.
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As an insect progresses through its life-cycle, it goes through one or more
changes in a process known as:
a. | transpiration | c. | metamorphosis | b. | evolution | d. | nymph
development |
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29.
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Which area of grass on a golf course is cut shortest?
a. | fairway | b. | green | c. | collar | d. | apron |
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30.
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What is not an advantage of balled and burlapped plants?
a. | less disturbance to roots | b. | allows for larger plants to be moved and
installed | c. | allows a longer season for transplanting | d. | least
expensive |
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31.
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Weep holes in a landscape wall are needed for:
a. | water escape | c. | climate control | b. | appearance | d. | earthworm
migration |
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32.
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A large two-story house framed by redbud and dogwood trees with ajuga as
foundation plants would cause concern for:
a. | simplicity | c. | landscape color | b. | proportion | d. | rhythm |
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33.
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What technique of pruning is the shortening, rather than the total removal of a
twig?
a. | thinning out | c. | jump cutting | b. | heading back | d. | middle-cut
pruning |
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34.
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A landscape can be divided into different categories of use-public area, family
living area and ____ area.
a. | sitting | b. | garden | c. | service | d. | aesthetic |
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35.
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Which of the following is an herbaceous perennial?
a. | llex cornuta | c. | Pinus strobus | b. | Querus rubra | d. | Ajuga reptans |
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36.
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What term refers to the ability of a plant to withstand cold
temperatures?
a. | capability | b. | capacity | c. | aptitude | d. | hardiness |
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37.
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The use of living organisms to control plant pests is called:
a. | pest control | c. | biological pest control | b. | cultured pest
management | d. | lady
beetles |
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38.
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Pruning shoot tips will induce:
a. | lateral bug growth | c. | leaves to drop | b. | root growth | d. | terminal meristem
growth |
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39.
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Which device would be best for mowing a golf green?
a. | flail mower | c. | revolving mower | b. | reel mower | d. | rotary mower |
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40.
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Two closely related plant cultivars have the same:
a. | phenotype | c. | species name | b. | variety name | d. | epithet |
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41.
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A two-cycle engine requires:
a. | unleaded gas | c. | fuel additive treatment | b. | a gasoline-oil
mixture | d. | cylinder head
adjustments |
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42.
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Which plant has male and female flowers on separate plants?
a. | Gingko | c. | Yellow Poplar | b. | Dogwood | d. | Sweetgum |
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43.
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A sprayer used to spray nursery crops on a regular basis should never be used to
spray:
a. | roundup | b. | malathion | c. | fungicides | d. | insecticides |
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44.
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When propagating by cuttings, which of the following is not a major
environmental factor to obtain a high percent of rooting the first few weeks after sticking?
a. | fertilizer | b. | light | c. | temperature | d. | moisture |
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45.
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When making cuttings of plants with very large leaves, why do some propagators
cut the leaves in half?
a. | the wound makes the plant root faster | b. | to conserve propagation
space | c. | the larger leaves absorb too much solar energy | d. | terminal wounds
force lateral buds |
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46.
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Which of the following is not common terminology among green industry
professionals?
a. | stepping up | c. | harden-off | b. | direct root | d. | cation abrasion |
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47.
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If you overwork a very wet landscape soil with a tractor or rototiller you are
in danger of destroying the:
a. | soil structure | c. | organic matter | b. | soil texture | d. | soil microbial
population |
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48.
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If you over-fertilize with _____ you are likely to reduce and/or delay
flowering.
a. | bone meal | c. | liquid fertilizer | b. | nitrogen | d. | slow release
fertilizer |
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49.
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When building a compost pile, a thin layer of topsoil is inserted with thicker
layers of organic matter to:
a. | hold down the lighter organic matter | b. | assure inoculation with decomposition
organisms | c. | assure the finished compost contains mineral matter. | d. | hold in the heat of
composting |
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50.
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Which organism is smallest and for which there is no pesticide to control the
diseases it causes?
a. | Thrip | b. | Bacteria | c. | Fungus | d. | Virus |
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