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Floriculture > Study questions > Flashcards

Study questions Flashcards

1
Q

The science and practice of growing and harvesting flowering plants is called

A

Floriculture

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2
Q

The world “horticulture”, a Latin word, means

A

Plant cultivator

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3
Q

Two main functions of stems are

A

Movement of water and minerals and support plant parts.

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4
Q

The green color of leaves is caused by tiny particles in the food-producing cells called

A

Chloroplasts

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5
Q

Advantage of a good artificial media over native soil are

A

It is sterile and uniform in content; it is lighter in weight and therefore easier to handle and ship; it has good drainage and moisture-holding ability

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6
Q

Phosphorus helps plants to

A

Produce more flowers and seeds

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7
Q

__________ is often used on poinsettias to shorten the stems

A

Cycocel

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8
Q

A chemical most often used for rooting cuttings is

A

Indoleacetic acid

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9
Q

What number ribbon is most often used for a door wreath?

A

40

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10
Q

A genus can be defined as

A

A group of plants that have more in common with each other than they have with the members if any other genus

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11
Q

The best soil temp for germinating most seeds is

A

65E to 70E F

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12
Q

After removing bedding plants from the greenhouse they should be __________ before planting outside.

A

Hardened off

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13
Q

The tulip is a ________ bulb that has dry membranous outer scales that protect the bulb against drying and injury.

A

Hardy

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14
Q

In horticulture when we talk about PPM we are most commonly talking about…

A

Parts per million

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15
Q

A tuber is a swollen end of an underground side shoot or stem. One common tuber is

A

Irish potato

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16
Q

Which is not a required condition to assure successful plant grafting

A

Dormant rootstock

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17
Q

Poinsettias produce their colors in the leaves below the flower called the

A

Bracts

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18
Q

What agency established the adopted standards for handling pesticides

A

Environmental protection Agency

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19
Q

What kind of insects do systemic insecticides kill better than any other insecticide?

A

Sucking

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20
Q

Which is NOT a good recommendation for keeping a healthy cyclamen in your home?

A

Full direct sunlight

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21
Q

Leaf petiole cuttings can be used to propagate

A

African violets

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22
Q

In plant breeding there is much use of the technique known as F1 hybridization this means…

A

That two true-breeding species are crossed to produce a hybrid generation.

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23
Q

A group of vegetatively propagated plants from a single parent is known as a

A

Clone

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24
Q

The purpose of circulation and exhaust fans in a greenhouse is to…

A

Regulate temp; adjust the humidity; and provide air movement.

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25
Q

Hanging method, treating with glycerin, pressing and silica gel are all methods to ________ or _______ plant materials.

A

Dry, preserve

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26
Q

The ideal stage to cut the majority if flowers is:

A

Before the flower is fully open

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27
Q

A hue with white added is termed a

A

Tint

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28
Q

The pistil has 3 main parts. They are the _________, ________, and the ________.

A

Stigma, corolla, pedicel

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29
Q

The most important environmental factor regulations flower initiation is bulbs is:

A

Moisture

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30
Q

Optimum temp for poinsettia growth is:

A

50-60 degrees F

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31
Q

Fungus gnat damage to potted plants is caused by the

A

Larval stage

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32
Q

Daisies should be cut:

A

Fully open

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33
Q

A floral arrangement will have ______or ______ balance.

A

Symmetrical, asymmetrical

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34
Q

Which foliage plant is not a vine?

A

Pepperomia obtusifolia

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35
Q

Which cut flower is likely to turn brown if touched?

A

Gardenia

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36
Q

Garden snails and slugs are hermaphroditic.

A

They can’t be controlled by bacterial disease.

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37
Q

Pheromone traps attract insects by

A

Their color and shape

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38
Q

A flower garden that brings an exuberant, cheerful quality is dominated by which color of flowers?

A

White

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39
Q

An organism capable of causing a disease is called

A

A pathogen

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40
Q

“Pinching” refers to the removal of a/

A

Terminal shoot

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41
Q

After watering a newly potted plant, the top of the soil should be _____ from the rim if the container.

A

1/4 to 1/2 inch

42
Q

Hook wiring is the most appropriate technique for wiring a

A

Daisy

43
Q

When a customer knows exactly what he needs, the salesperson should:

A

Provide prompt and polite service

44
Q

Three types of cut flower chrysanthemums are

A

Standard, disbud, spray

45
Q

The following are fungus diseases of plants:

A

Mildew, fusarium, damping off

46
Q

Pasteurization of root media At 180°F for 30 mins would:

A

Kill most plant viruses, kill most weed seed, kill most pathogenic fungi

47
Q

As a general rule, greenhouse crops should be watered:

A

Using a well drained media, thoroughly each time, just prior to moisture stress

48
Q

The removal of lateral flower buds from stems, such as carnations and chrysanthemums, is called:

A

Disbudding

49
Q

The following is an analysis for a complete fertilizer:

A

5-10-5

50
Q

A person is exposed to the highest concentration of a pesticide during:

A

Mixing

51
Q

A watering system that conserves the most water in the process if irrigating is called the:

A

Drip system

52
Q

If the customer selects and item marked $11.40 which is a special marked 20% off, and there is a 4% sales tax, the customer should be charged:

A

$11.86

53
Q

Overhead cost include everything not accounted for in

A

Direct costs

54
Q

Snapdragon cultivars are placed into various response groups according to their:

A

Response to light intensities, say lengths, and temps.

55
Q

If large black areas develop overnight in the leaves if cattle ya orchids, the probable cause is exposure to a heavy concentration of:

A

Light

56
Q

Speciality cut flowers are defined as

A

Cut flowers other than rises, carnations , and chrysanthemums

57
Q

The two classes of roses commonly grown as greenhouse crops are:

A

Hybrid tea and floribunda

58
Q

Which flower would be most appropriate for establishing the lines to a symmetrical arrangement?

A

Gladiolus

59
Q

A macro nutrient is

A

The same as a major element

60
Q

The following oral pesticide toxicity rating is the most toxic of the four listed:

A

LD 50 5mg/kg

61
Q

After giving a quick overview of the item, the suggested number of items which a salesperson should place before a customer at one time is

A

2

62
Q

What percentage of their total incomes do florist spend for advertising?

A

3 to 6 percent

63
Q

The best approach to inventorying nonperishable supplies in a flower shop is

A

Doing it continuously throughout the year

64
Q

Pseudo bulbs are special plant structures found typically in:

A

Orchids

65
Q

If pink rose flowers develop a distinctly bluish color the probable cause is

A

Age

66
Q

Irregularly shaped holes with smooth edges appear in hosts leaves. Some leaves are missing. The plants should be treated for

A

Slugs and snails

67
Q

These insects are identified by the cottony material found on stems and along leaf veins

A

Mealy bugs

68
Q

A-Rest, Cycocel, and Phosphon are used on a number of commercially grown flower crops to:

A

Decrease heigh or stem-length

69
Q

If you accidentally spill a concentrated pesticide on your hands, you should:

A

Use soap and water at once to wash it off.

70
Q

The most frequent cause for dismissal if employees is

A

Inability to get along with other workers

71
Q

In order to create successful arrangements, one must understand the range if acceptable color combinations called color schemes. 9’e of the following is not among this frequently used schemes:

A

Quadraplex

72
Q

Color is important in helping attain most of the principles of design. One of the following is not among the guidelines commonly follows in floral arranging:

A

Never allow one color to dominate

73
Q

The most important single aspect of perennial gardening is

A

Timing the bloom

74
Q

The genus and species name for carnations is

A

Dianthus caryophyllus

75
Q

The cool colors on a typical wheel consist of:

A

Green, blue-green, blue, blue-violet, violet

76
Q

Light energy, carbon dioxide and water enter into the process if photosynthesis through which:

A

Carbohydrates are formed

76
Q

Irregularly shaped holes with smooth edges appear in Hosta leaves. Some leaves are missing. The plants should be treated for:

A

Slugs and snails

77
Q

These insects are identified by the cottony material found in stems and along leaf veins:

A

Mealy bugs

78
Q

The most important environmental factor in orchid culture is

A

Watering and water quality

79
Q

Mass marketing is the sale of floral products:

A

In supermarkets; in high-traffic areas; and in large discount stores

80
Q

The min optimum temp for poinsettia growth is

A

60°F

81
Q

A grouping of closely spaced flowers, net, and accessories in a hand-held floral arrangement is called:

A

Nose gay

82
Q

The optimum pH for azaleas is

A

4.5 to 5.5

83
Q

The area of emphasis in an arrangement is called the

A

Focal point and accent

84
Q

All of the following are bulbous and tuberous rooted plants:

A

Dahlias, Dutch iris, and caladiums

85
Q

Cycocel is the most commonly used

A

Growth retardant

86
Q

A component if greenhouse root media consisting if siliceous volcanic rock, crushed and heated to 1800° F is:

A

Perlite

87
Q

This growth regulator increases the flower size of a geranium and accelerates flowering in

A

Gibberellic Acid

88
Q

Excessively short stems in tulips planted outdoors are due to:

A

Warm spring temp and lack of winter cooling

89
Q

Marigold seed which fails to emerge or seedlings which dies soon after emerging from wet soil are the result of:

A

Damping off

90
Q

The flowers and leaves of a rose are mottled and streaked with silver, and dusky black dropping have collected. This damage is indicative of:

A

Thrips

91
Q

The most popular mechanic item used in floral arrangements is:

A

Floral foam

92
Q

All of these are in The Retail Florist Business included in the list of traditional rules to achieve good design

A

Generous voids and negative spaces allow each flower to stand out; all mechanic and flower support should be concealed; and to increase depth some of the flowers near the outer edge should face slightly toward the back.

93
Q

Without a day- night fluctuation of _____ to ____ degree F orchids will grow plenty of healthy foliage, but may stubbornly refuse to flower.

A

15 to 20

94
Q

What is the major difference between sexual and asexual propagation?

A

Sexual is genetically different from the parent plants, asexual are genetic duplicates if the parent plant.

95
Q

What gives growers the ability to control environmental conditions affecting a crop?

A

Greenhouses

96
Q

Shape is two-dimensional, while form is____________.

A

Three-dimensional.

97
Q

Roots support the above ground growth of a plant because they absorb ______ and ______, and they _________ the plant.

A

Water, minerals, anchor

98
Q

__________ are the reproductive organs of a plant

A

Flowers

99
Q

There are six design elements in floral design ______, form(shape), _____ texture, pattern, and ________

A

Line, space, color.

Floriculture (1 decks)

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