the floriculture test Flashcards
A circular design does not have __________.
c. A focal point
Most fungal diseases grow best in ___________.
c. High moisture conditions
Mums are considered a short-day crop; that is, the plant sets flower buds and blooms
only when____________.
b. Nights are long and days are short
During respiration, plants _______.
c. Use oxygen
If green plants show a ________ color, this suggests a nitrogen deficiency
d. Purple
___________ exists when the terminal bud produces hormones that inhibit or prevent
the growth of axillary buds on the same shoot
d. Apical dominance
Floral foam is sufficiently soaked when _________
d. Air bubbles are no longer coming out of the foam
___________ seeding is when seeds are sown in a separate place from where the plants
will eventually grow to maturity.
c
_________ is used to accentuate the flowers and colors used in a design
Repetition
___________ are chemicals used to control snails and slugs.
c. Molluscicides
Small green insects with piercing mouth parts are ________
Aphids
The recommended daytime temperature range for indoor plants is _________.
. 50-85° F
______ is one of the basic floral design shapes
Circular
. In the list of flowers/materials below, which list is not all line flowers:
Bells of Ireland, carnations, branches, snapdragons
Joe placed a box of apples in his flower cooler. The next day he saw some cut flowers
looking bad and deteriorating. Could the apples have caused this problem?
Yes, fruit produces ethylene gas which can cause flowers to senesce.
Floral foam should be hydrated before use in a flower arrangement. Which of these
methods is the best for accomplishing the soaking of the foam?
The foam is allowed to float on the surface until it is soaked
A wholesale greenhouse operation has grown 4,250 six inch pots of poinsettias. At the
end of the Christmas season, 3,789 pots were sold. The wholesale selling price was
$3.85 per pot. The retail businesses sold the pots of poinsettias for $6.89. The cost per
pot grown was $2.16 per pot. What was the net return on the poinsettia crop to the
greenhouse operation?
$5,407.65
You work for a retail flower shop is Bloomington, Indiana. You are figuring a bill for a
customer. In Bloomington the state sales tax is 5%, the city sales tax is 0.5%, and the
county sales tax is 1%. The cost of the arrangement for the customer is $72.45. What is
the total of the customer’s bill?
$77.16
The wire services that a retail flower shop can use are:
FTD, Teleflora, Florafax, American Floral Services, and Carik
In growing potted chrysanthemums, the desirable temperature range for flower bud
initiation is:
62 to 65 degrees F at night
As a grower you want to use “soft” pesticides for plant pest control. Which group below
includes “soft” pesticides?
Insect growth regulators, botanical insecticides, horticultural oils
The place in the plant where the process of photosynthesis occurs is:
In green chloroplasts within cells
A solenoid valve is used in greenhouses:
As an electrical device used to control the flow of water in greenhouses
A manometer is used in a greenhouse to measure:
Air pressure between layers of plastic
. In horticulture, the term “explant’ is:
Small pieces of plant material used in tissue culture
In greenhouse plant growing a zero DIF will result in:
Shorter plants compared to plants grown with a positive DIF
The three secondary colors in flower arrangements are:
Orange, green, and violet
. The nutrient iron is essential in plants because:
Iron is required to produce chlorophyll
. ____________ buds are found at the base of a leaf petiole and next to the stem
axillary
A plant with a tunicate bulb is a(n) _____________.
tulip
Binomial classification of a plant requires a ___________ and ___________for the
name.
genus and specific epithet
. A tissue in a seed that provides stored food for the embryo is __________.
endosperm
The process of propagating plants on an agar gel or nutrient medium is known as
_______________.
micropropagation
A florists’ wire with a gauge of 18 will be ________ than florists’ wire with a gauge of 28.
thicker
On a financial planning sheet, the costs of the plant materials (i.e. purchase cost of
seeds, cuttings, bulbs, etc.) would be examples of _____________.
direct costs
Floral preservatives for cut flowers should contain all of the following except ________:
nitrogen fertilizer
. What type of environment do chrysanthemums require to produce flowers?
short day photoperiod
Injecting dilute sulfuric acid into the irrigation system during greenhouse production
will:
decrease the root medium pH
What are the organelles that capture and process the light that a plant intercepts?
chloroplasts
The process of _____________ is when a plant loses water through stomates.
. transpiration
Which glazing material for greenhouses allows the lowest light transmittance?
c. double-layer polyethylene
The calculated difference between the day temperature and night temperature in a
greenhouse production situation is known as _____________.
DIF
Before using a chemical you should refer to the SDS or
Safety Data Sheet
. The binomial system for naming plants is
used Internationally
. Plants that have two ___________ are known as dicots.
cotyledons
Chloroplasts contain chlorophyll that _________ green light giving plants their green
color
reflect
. _______________ insecticides are pesticides that are translocated throughout the plant
and kill any insects that feed on the plant
Systemic
When dealing with plant diseases, there must be _____ things present for any plant
disease to form
. three
________ plants are plant material kept specifically for the purpose of propagation.
Stock
Grasshoppers begin their life cycle as an egg, transition into a larva, and change into an
adult. This would be classified as _______________ metamorphosis.
incomplete
