Study questions Flashcards by kristy piper

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

Floriculture

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The world “horticulture”, a Latin word, means

Plant cultivator

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Two main functions of stems are

Movement of water and minerals and support plant parts.

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

Chloroplasts

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Advantage of a good artificial media over native soil are

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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Phosphorus helps plants to

Produce more flowers and seeds

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__________ is often used on poinsettias to shorten the stems

Cycocel

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A chemical most often used for rooting cuttings is

Indoleacetic acid

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

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A genus can be defined as

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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The best soil temp for germinating most seeds is

65E to 70E F

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

Hardened off

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

Hardy

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

Parts per million

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

Irish potato

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Which is not a required condition to assure successful plant grafting

Dormant rootstock

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

Bracts

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What agency established the adopted standards for handling pesticides

Environmental protection Agency

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

Sucking

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

Full direct sunlight

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Leaf petiole cuttings can be used to propagate

African violets

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

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

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

Clone

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

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

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

Dry, preserve

The ideal stage to cut the majority if flowers is:

Before the flower is fully open

A hue with white added is termed a

Tint

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

Stigma, corolla, pedicel

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

Moisture

Optimum temp for poinsettia growth is:

50-60 degrees F

Fungus gnat damage to potted plants is caused by the

Larval stage

Daisies should be cut:

Fully open

A floral arrangement will have ______or ______ balance.

Symmetrical, asymmetrical

Which foliage plant is not a vine?

Pepperomia obtusifolia

Which cut flower is likely to turn brown if touched?

Gardenia

Garden snails and slugs are hermaphroditic.

They can't be controlled by bacterial disease.

Pheromone traps attract insects by

Their color and shape

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

White

An organism capable of causing a disease is called

A pathogen

"Pinching" refers to the removal of a/

Terminal shoot

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

1/4 to 1/2 inch

Hook wiring is the most appropriate technique for wiring a

Daisy

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

Provide prompt and polite service

Three types of cut flower chrysanthemums are

Standard, disbud, spray

The following are fungus diseases of plants:

Mildew, fusarium, damping off

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

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

As a general rule, greenhouse crops should be watered:

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

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

Disbudding

The following is an analysis for a complete fertilizer:

5-10-5

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

Mixing

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

Drip system

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:

$11.86

Overhead cost include everything not accounted for in

Direct costs

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

Response to light intensities, say lengths, and temps.

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

Light

Speciality cut flowers are defined as

Cut flowers other than rises, carnations , and chrysanthemums

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

Hybrid tea and floribunda

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

Gladiolus

A macro nutrient is

The same as a major element

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

LD 50 5mg/kg

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

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

3 to 6 percent

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

Doing it continuously throughout the year

Pseudo bulbs are special plant structures found typically in:

Orchids

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

Age

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

Slugs and snails

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

Mealy bugs

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

Decrease heigh or stem-length

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

Use soap and water at once to wash it off.

The most frequent cause for dismissal if employees is

Inability to get along with other workers

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:

Quadraplex

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:

Never allow one color to dominate

The most important single aspect of perennial gardening is

Timing the bloom

The genus and species name for carnations is

Dianthus caryophyllus

The cool colors on a typical wheel consist of:

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

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

Carbohydrates are formed

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

Slugs and snails

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

Mealy bugs

The most important environmental factor in orchid culture is

Watering and water quality

Mass marketing is the sale of floral products:

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

The min optimum temp for poinsettia growth is

60°F

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

Nose gay

The optimum pH for azaleas is

4.5 to 5.5

The area of emphasis in an arrangement is called the

Focal point and accent

All of the following are bulbous and tuberous rooted plants:

Dahlias, Dutch iris, and caladiums

Cycocel is the most commonly used

Growth retardant

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

Perlite

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

Gibberellic Acid

Excessively short stems in tulips planted outdoors are due to:

Warm spring temp and lack of winter cooling

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

Damping off

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

Thrips

The most popular mechanic item used in floral arrangements is:

Floral foam

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

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.

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

15 to 20

What is the major difference between sexual and asexual propagation?

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

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

Greenhouses

Shape is two-dimensional, while form is____________.

Three-dimensional.

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

Water, minerals, anchor

__________ are the reproductive organs of a plant

Flowers

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

Line, space, color.