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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Algae
growing on the greenhouse floor can be controlled with: a. | insecticide
drench. | c. | herbicide
spray. | b. | bleach and water. | d. | miticide spray. | | | | |
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2.
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Which plant
listed below is least sensitive to cold temperatures? a. | aglaonema | c. | philodendron | b. | dumb cane | d. | pansy | | | | |
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3.
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Most plant
losses in interior environments (death, plant decline) are due to: a. | air-conditioning. | c. | high humidity. | b. | physical
damage. | d. | improper
watering | | | | |
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4.
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Which one of
the following signal words found on a pesticide label means that the pesticide rates in the highest
level toxicity category? a. | Caution | c. | Warning | b. | Danger | d. | Tolerance | | | | |
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5.
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Figure 1
shows a home method of rooting cuttings. The purpose of the jar is
to:
a. | keep insects out. | c. | keep the humidity low. | b. | keep out
disease. | d. | none of the
above. | | | | |
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6.
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What is
wrong with the setup for propagation outlined in Figure 1?
a. | the soil
mix | c. | the type of
cutting | b. | the length of the cutting | d. | nothing | | | | |
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7.
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The
international language of plant names is: a. | German. | c. | French. | b. | English. | d. | Latin | | | | |
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8.
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The most
probable cause of tall, leggy growth of container plants is: a. | overwatering. | c. | low
nutrition. | b. | overcrowding. | d. | damaged roots | | | | |
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9.
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A herbicide
is used to control: a. | weeds. | c. | mites. | b. | insects. | d. | all the above | | | | |
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10.
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Fresh
sawdust should not be mixed in the soil because it: a. | is often infested with
disease. | b. | depletes the soil of nitrogen during
decomposition. | c. | holds too much water around the plants. | d. | releases toxic elements
into the soil. | | |
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11.
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What is the
definition of pistillate? a. | a type of plant sprayer | c. | a flower with female parts | b. | a flower with male
parts | d. | the usual reason people
lose gun fights | | | | |
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12.
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Which choice
correctly identifies the flower parts shown in Figure 2?
a. | 1
stigma
2 anther
3 stamen
4
style | c. | 1
stigma
2 stamen
3 stamen
4
ovary | b. | 1 ovary
2
anther
3 stamen
4 filament | d. | 1 stigma
2
anther
3 style
4 filament | | | | |
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13.
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When a
person has been contaminated with a chemical you should consult the ______ for detailed directions
and also to supply to the hospital. a. | container lid | c. | invoice | b. | MSDS sheet | d. | registration card | | | | |
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14.
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When
spraying plants to control insects, the spray should be directed upward through the plants in order
to: a. | avoid residue on the
leaf surface. | c. | avoid spreading
disease. | b. | wash the insects off the leaves. | d. | cover the underside of the leaves | | | | |
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15.
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The
following are needed for successful germination of seed: a. | moisture, temperature
and soil. | c. | light, temperature,
soil and moisture. | b. | temperature, oxygen and moisture. | d. | oxygen, soil and moisture. | | | | |
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16.
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Plant
diseases may be caused by: a. | fungi. | c. | viruses. | b. | bacteria. | d. | all the above | | | | |
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17.
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To produce a
______ flower head on the ______ plant pictured in Figure 3, you would pinch out the lateral
buds.
a. | standard, mum | c. | spray, mum | b. | standard, poinsettia | d. | spray, poinsettia | | | | |
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18.
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Which plant
below is grown in the widest variety of flower colors and shapes, yet the leaf shapes are generally
the same? a. | Easter
lilies | c. | dusty
miller | b. | shasta daisy | d. | chrysanthemums | | | | |
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19.
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The main
purpose of a product display in a garden center is to: a. | improve plant growth by
increasing air circulation. | b. | increase sales by selling items in addition to the ones the customer
originally came for. | c. | educate customers about the use of new
products. | d. | increase customers by having knowledgeable, friendly and confident
employees | | |
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20.
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What is the
definition of a node? a. | the point where a petiole joins the stem | b. | something you are
already aware of -- "I node the answer" | c. | a type pot especially
designed for shallow rooted plants | d. | the section of a root where root hairs are
absent | | |
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21.
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Leaching of
plant roots is done to remove: a. | pathogens. | c. | fluoride. | b. | soluble salts. | d. | chlorine | | | | |
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22.
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What is the
definition of Auxin? a. | the city where the University of Texas is
located | b. | a plant hormone occurring naturally in the
plant | c. | an artificial plant hormone used for root
enhancement | d. | a method of preparing seed for germination | | |
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23.
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The use of
pest control methods such as releasing predatory insects on plants is called ______
control. a. | psychological | c. | biological | b. | physiological | d. | herbaceous | | | | |
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24.
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Which of the
soil mix formulas listed below is suitable for potted plant production? a. | 1 bark: 1 peat: 1
perlite | c. | 2 peat: 1 sand: 1
vermiculite | b. | 1 peat: 1 vermiculite | d. | any of the above | | | | |
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25.
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The symbol
"x" before a plant genus or species signifies: a. | the genus or species is
new. | b. | the name of the genus
or species has recently changed. | c. | the genus or species is hybrid in origin. | d. | there is something
wrong with the genus or species. | | |
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26.
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Which is a
plant that will grow well in lightly shaded areas? a. | coleus | c. | begonias | b. | impatiens | d. | all the above | | | | |
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27.
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A method of
sexual propagation of perennials is: a. | seeds. | c. | stem tip cuttings. | b. | root
division. | d. | root
cuttings | | | | |
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28.
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The
conversion of carbon dioxide and water into carbohydrates using light energy is: a. | photosynthesis. | c. | propagation. | b. | transpiration. | d. | regeneration. | | | | |
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29.
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A gradual
sizing of flowers from larger to smaller in a floral design is known as: a. | repetition. | c. | opposition. | b. | transition. | d. | simplicity. | | | | |
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30.
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How many
ounces of marigold seed would you purchase to plant 50 flats of 12 6-paks if the germination rate is
90% and 10% is expected to be lost through transplanting damage? Use Figure 4 for
reference. a. | 1
ounce | c. | 1/4
ounce | b. | 1/2 ounce | d. | 1/8 ounce | | | | |
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31.
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According to
Figure 4, marigolds should be grown at:
a. | 65-68 degrees at
night. | b. | 65-68 degrees during night and day. | c. | 75-80 degrees until
selling size. | d. | 75-80 degrees day and night until selling
size. | | |
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32.
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Chemicals
used to control the height of mums, poinsettias, bedding plants, etc., are commonly referred to
as: a. | growth
checkers. | c. | growthicides. | b. | growth retardants. | d. | none of the above. | | | | |
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33.
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The browning
of leaf tips of foliage plants could be a result of: a. | under
watering. | c. | low
humidity. | b. | over fertilization. | d. | all the above | | | | |
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34.
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A silk
arrangement foundation used by a professional florist would most likely be: a. | deluxe
oasis. | c. | chicken
wire. | b. | marbles. | d. | Sahara foam | | | | |
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35.
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Which
greenhouse covering material has the highest light transmission ability over the longest period of
time? a. | fiberglass | c. | polycarbonates | b. | polyethylene | d. | glass | | | | |
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36.
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FTD is
a... a. | Ford Tractor
Device | c. | large floral
wholesaler | b. | floral wire service. | d. | large floral retailer | | | | |
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37.
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At what
point in a greenhouse would the temperature be highest? a. | at the peak
(top) | c. | on the left
side | b. | on the right
side | d. | it makes no
difference | | | | |
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38.
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Which choice
in Figure 5 correctly matches the greenhouse style with its proper name?
a. | 1 Gothic
arch
2 gable
3
quonset
4 gutter
connected | b. | 1 gable
2 Gothic
arch
3 quonset
4 gutter
connected | c. | 1 Gothic arch
2
gable
3 gutter connected
4 quonset | d. | 1 gutter
connected
2 gable
3 quonset
4 Gothic
arch | | |
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39.
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Each section
of the greenhouse pictured in item number 4 of Figure 5, is called a _________.
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40.
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Some
trailing plants that work well for hanging baskets are: a. | wandering Jew, pothos
and nephthytis. | b. | philodendron, aglaonema, schefflera and
dumbcane. | c. | prayer plant, snake plant and pothos. | d. | all the
abov | | |
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41.
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Which choice
below matches the items in Figure 6 with the proper name?
a. | 1 -
corm
2 –
rhizome
3 - bulb
4 – bulb | c. | 1 -
bulb
2 -
corm
3 - rhizome
4 - corm | b. | 1 - rhizome
2 –
bulb
3 - corm
4 -
corm | d. | 1 -
rhizome
2 -
corm
3 - bulb
4 - bulb | | | | |
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42.
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The proper
time to transplant bedding plant seedlings is: a. | immediately after they germinated. | c. | when true leaves have developed. | b. | when seed leaves have
developed. | d. | when 3 sets of leaves
have developed. | | | | |
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43.
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Green
leaf-like structures that enclose the bud and are located at the base of the flower are
called: a. | sepals. | c. | pistils. | b. | petals. | d. | stamens. | | | | |
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44.
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Which
bedding plant listed below is a perennial? a. | salvia | c. | marigold | b. | dianthus | d. | petunia | | | | |
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45.
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A valuable
tool for determining the nutrient status of floriculture crops is: a. | a pH
reading. | c. | litmus
paper. | b. | a foliar analysis. | d. | a fertilizer injector | | | | |
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46.
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The
below-ground bud occurring on some plants, which has a short stem bearing overlapping, membrane-like
leaf bases, as in onions and tulips is known as a: a. | bulb. | c. | stolon. | b. | tuber. | d. | corm | | | | |
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47.
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Of the
choices below, which would be best to create a focal point in a cut flower
arrangement? a. | gypsophila | c. | forsythia | b. | carnation | d. | statice | | | | |
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48.
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A poinsettia
needs 12 or more hours of darkness per day over a period of weeks to stimulate flower bud
development. Poinsettias are considered _____ plants. a. | shortday | c. | intermediate | b. | longday | d. | indeterminate light | | | | |
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49.
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When
compared to other types of greenhouse benching (excluding movable benches), the style shown in Figure
7 generally:
a. | does not utilize floor
space as well. | b. | utilizes floor space better than most other
types. | c. | does not utilize space as well as cross
benching. | d. | there is no difference in the amount of floor space
utilized. | | |
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50.
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One
selection of compatible plants for a dish garden would be: a. | pothos, sansevieria and
aglaonema. | c. | dracaena, aloe and
geranium. | b. | coleus, impatiens and begonia. | d. | cactus, schefflera and pansy | | | | |
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