Chapter 7 Flashcards
Hairs on stems and leaves can offer protection for the plant.
True
Stomata are more numerous on the upper surface of leaves.
False
The vascular bundles are also known as ground tissue.
False
Collenchyma cells are found in all plant organs.
False
Pith and cortex are examples of ground tissue.
True
One of the functions of roots is to story energy.
True
Dandelions have fibrous root systems.
False
Grasses typically have taproot systems.
False
Crown formers generally reproduce vegetatively.
False
The parts of a grass leaf are the collar, blade, and sheath.
True
Stamens are the female component of the flower.
False
Flowers are modified leaves.
True
Incomplete flowers have a stamen and pistil.
False
Dioecious plants have separate male and female plants.
True
In hypogeal emergence, the cotyledons remain beneath the soil surface, and the epicotyl emerges from the soil.
True
Which of the following is NOT a major class of plant hormone?
A. auxin
B. gibberellin
C. ethylene
D. ethanol
D. ethanol
Which of the following is the outer protective cell layer on the stem and leaves?
A. epidermis
B. conducting tissue
C. ground tissue
D. meristems
A. epidermis
Which of the following transports water and nutrients from the roots to the rest of the plant?
Xylem
Which of the following transports sucrose throughout the plant?
Phloem
Areas of actively dividing cells are called:
Meristems
Which of the following plant forms a symbiotic relationship with rhizobia bacteria.
Soybean
The primary support structure of the plant is the:
stem
Which of the following is NOT a modified stem?
A. rhizome
B. tuber
C. cortex
D. bulb
C. cortex
Which of the following is a clone former?
white clover
The plant organ where the majority of photosynthesis and transpiration occur is the:
leaf
A compound leaf of a dicot is composed of:
petiole and blade with leaflets
The green leaflike structures at the base of flower petals are:
sepals
A complete flower is composed of:
stamen, pistil, petal, sepal
Which of the following is only found in the grass flower?
A. petal
B. sepal
C. collar
D. palea
D. palea
Which two parts are required for a flower to be perfect?
stamen and pistil
An example of a monoecious plant is:
corn
Which of the following is NOT a type of inflorescence?
A. pistil
B. spike
C. panicle
D. umbel
A. pistil
__________ deals with the form and structure of plants.
morphology
______ _________ is the study of the internal tissues and cells of plants.
plant anatomy
The waxy covering over the epidermis is called the ________.
cuticle
Chemicals that are produced by plants to regulate growth and development are called plant ____________.
hormones
The tiny openings in the epidermis that aid in regulating the exchange of water, vapor, carbon dioxide, and oxygen are called _________.
stomata
________ and _________ make up vascular bundles.
xylem and phloem
ground tissue is composed of ___________, ___________, and ________________ cells.
parenchyma, collenchyma, and sclerenchyma
the three vegetative organs of the plant body are ______, ______, and ________.
roots, stems and leaves
The two most common types of root systems are __________ and ___________ _____.
taproot and fibrous roots
Roots that arise from atypical places are called ________________ ______.
adventitious roots
The _______ is the flat part of a grass leaf.
blade
The _________ connects the blade of a dicot leaf to the stem.
petiole
A tendril is a modified _____.
leaf
The two categories of plants with incomplete flowers are ________ and ____________.
perfect and imperfect
The individual flowers in an inflorescence are called _________.
florets
A ripened or mature ovary containing the seed or seeds is called the _______.
fruit
The first step in the development of a plant from seed is called _____________.
germination
The two primary types of seed emergence are _________ and ___________.
epigeal and hypogeal
a cotyledon is a form of
monocot
two cotyledons is a form of
dicot
herbaceous or woody is a form of
dicot
usually herbaceous is a form of
monocot
leaves with netted venation is a form of
dicot
linear leaves with parallel veins is a form of
monocot
vascular bundles in a ring is a form of
dicot
vascular bundles scattered in stem is a form of
monocot
a fibrous roots system is a form of
monocot
a taproot system is a form of
dicot
usually epigeal germination is a form of
dicot
hypogeal germination is
monocot
the apical meristem is located in the
tip of root or shoot
the vascular bundles is located in the
stems and roots of dicot plants
the intercalary meristem is located in the
base of internodes in grasses
the axillary meristem is located
at nodes
inflorescence of wheat
spike
inflorescence of sunflower
head
inflorescence of carrot
umbel
inflorescence of barley
spike
inflorescence of rye
spike
inflorescence of Canada thistle
head
inflorescence of alfalfa
raceme
inflorescence of birds foot trefoil
umbel
soybean fruit
dehiscent
sunflower fruit
indehiscent
tomato fruit
fleshy
wheat fruit
caryopsis
pumpkin fruit
fleshy
apple fruit
fleshy
squash fruit
fleshy
corn fruit
caryopsis
alfalfa fruit
dehiscent
canola fruit
dehiscent
wheat emergence
hypogeal
soybean emergance
epigeal
cotton emergance
epigeal
corn emergance
hypogeal