Flori Test Bank 2022
The water-conducting tissue of plants is called ____.
xylem
A chemical compound used as an additive to prevent the growth of bacteria in
vase water is considered to be a(n) ________.
biocide
Rolling back petals of a flower to create a more open blossom is called ____.
reflexing
What is a common target date for bracts to develop color and the flowers open?
November 15
A state of equilibrium where both sides of the design are equal
symmetrical design
The portion of a design engaged by objects. An area occupied by flowers, foliage,
or other objects within a floral design.
positive space
The organization of components into a harmonious whole resulting in a cohesive
relationship of all parts defines _______.
unity
Florist wire is sold by gauge. A thin, light wire would be what number gauge?
28
The secondary colors of consist of:
green, orange, violet
True or False: Fresh flowers should be stored in a floral cooler at 34-38 degrees F
with 80-90% relative humidity.
true
A purlin in greenhouse construction is used for what purpose?
A component of the greenhouse frame running the length of the greenhouse just below
the roof covering that connects the trusses together.
The essential ingredients for photosynthesis to take place in the plant is:
water, carbon dioxide, chlorophyll, light
Of the following nutrient list, which one includes only micronutrients?
boron, zinc, copper, molybdenum, iron, manganese, and chlorine
Applying too much nitrogen to plants can cause adverse effects on plant growth.
Of the following four items, which is not a plant's response to excessive
nitrogen?
yellow or light green leaves on the plant
The three basic parts of a seed are:
seed coat, endosperm, and embryo
REI to a greenhouse worker means:
restricted entry interval
In a flower shop, which of the following are not considered overhead expenses?
hard goods
Auxin is produced in the shoot tips by a plant. The purpose of auxin in the plant
is to:
, inhibit lateral branch development
Which pesticide LD50 number listed below is the most toxic?
LD50 of 45
An armature in floral arrangements is used:
to create a framework to hold stems in place
If a species has separate plants with each plant having only male flowers or
female flowers, the plant is considered ______.
dioecious
_______ is a process in which glucose combines with oxygen to produce energy
in a form that can be used by plants.
respiration
A pesticide label cautions against dermal contact; this means the poison could
enter the body by _____.
contact with skin
______ deficiency appears as a marginal yellowing or scorch on the edges of
leaves on the lower portion of the plant.
potassium
Photosynthesis primarily occurs within the _____ inside plant cells.
chloroplast
A plant with a species name macrophylla could be expected to have ____.
large leaves
The _____ are crescent shaped and are responsible for opening the stoma.
guard cells
Chrysanthemums typically flower in late summer or fall. Their photoperiod
category is considered which of the following?
short-day plants
_____ are responsible for cell division and differentiation. They are produced in
the roots and transported throughout the plant through the xylem.
cytokinins
Many daylily, dahlia, and gladiola varieties are polyploid, which means that they
have more than one set of _____.
chromosomes
The pigment _____ produces orange-yellow flowers.
carotene
Which of the following plant characteristics belongs to monocots?
scattered vascular bundles
What are four things growing medium provides for plants?
nutrients, oxygen, support, water
Most essential elements for plant growth are available to most plants when the
soil pH is between _____.
5.5 and 7.0
What is a miniature arachnid that sucks sap from plants?
mite
Poinsettias are very susceptible to root rot diseases caused by Pythium,
Rhizoctonia, and Thielaviopsis fungi. How can these disease problems be
reduced?
The water-conducting tissue of plants is called ____.
xylem
A chemical compound used as an additive to prevent the growth of bacteria in
vase water is considered to be a(n) ________.
biocide
Rolling back petals of a flower to create a more open blossom is called ____.
reflexing
What is a common target date for bracts to develop color and the flowers open?
November 15
A state of equilibrium where both sides of the design are equal
symmetrical design
The portion of a design engaged by objects. An area occupied by flowers, foliage,
or other objects within a floral design.
positive space
The organization of components into a harmonious whole resulting in a cohesive
relationship of all parts defines _______.
unity
Florist wire is sold by gauge. A thin, light wire would be what number gauge?
28
The secondary colors of consist of:
green, orange, violet
True or False: Fresh flowers should be stored in a floral cooler at 34-38 degrees F
with 80-90% relative humidity.
true
A purlin in greenhouse construction is used for what purpose?
A component of the greenhouse frame running the length of the greenhouse just below
the roof covering that connects the trusses together.
The essential ingredients for photosynthesis to take place in the plant is:
water, carbon dioxide, chlorophyll, light
Of the following nutrient list, which one includes only micronutrients?
boron, zinc, copper, molybdenum, iron, manganese, and chlorine
Applying too much nitrogen to plants can cause adverse effects on plant growth.
Of the following four items, which is not a plant's response to excessive
nitrogen?
yellow or light green leaves on the plant
The three basic parts of a seed are:
seed coat, endosperm, and embryo
REI to a greenhouse worker means:
restricted entry interval
In a flower shop, which of the following are not considered overhead expenses?
hard goods
Auxin is produced in the shoot tips by a plant. The purpose of auxin in the plant
is to:
, inhibit lateral branch development
Which pesticide LD50 number listed below is the most toxic?
LD50 of 45
An armature in floral arrangements is used:
to create a framework to hold stems in place
If a species has separate plants with each plant having only male flowers or
female flowers, the plant is considered ______.
dioecious
_______ is a process in which glucose combines with oxygen to produce energy
in a form that can be used by plants.
respiration
A pesticide label cautions against dermal contact; this means the poison could
enter the body by _____.
contact with skin
______ deficiency appears as a marginal yellowing or scorch on the edges of
leaves on the lower portion of the plant.
potassium
Photosynthesis primarily occurs within the _____ inside plant cells.
chloroplast
A plant with a species name macrophylla could be expected to have ____.
large leaves
The _____ are crescent shaped and are responsible for opening the stoma.
guard cells
Chrysanthemums typically flower in late summer or fall. Their photoperiod
category is considered which of the following?
short-day plants
_____ are responsible for cell division and differentiation. They are produced in
the roots and transported throughout the plant through the xylem.
cytokinins
Many daylily, dahlia, and gladiola varieties are polyploid, which means that they
have more than one set of _____.
chromosomes
The pigment _____ produces orange-yellow flowers.
carotene
Which of the following plant characteristics belongs to monocots?
scattered vascular bundles
What are four things growing medium provides for plants?
nutrients, oxygen, support, water
Most essential elements for plant growth are available to most plants when the
soil pH is between _____.
5.5 and 7.0
What is a miniature arachnid that sucks sap from plants?
mite
Poinsettias are very susceptible to root rot diseases caused by Pythium,
Rhizoctonia, and Thielaviopsis fungi. How can these disease problems be
reduced?
