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214 Terms
which of the products are derived from various plant sources?
All of the mentioned products
3 multiple choice options
The branch of science that deals with the internal structure of plants is:
Plant anatomy
3 multiple choice options
The branch of science that deals with the form and structure of plants is:
Plant morphology
3 multiple choice options
Roughly how many species of plants have been named so far?
320,000
3 multiple choice options
Which botanical discipline focuses on the interaction between plants and their environments?
Plant Ecology
3 multiple choice options
Which of these organelles is most closely associated with the dictyosomes?
Vesicles
3 multiple choice options
Most plant cells are within the size range of:
10 - 100 micrometers
3 multiple choice options
What is the purpose of lignin in the secondary cell walls of plants?
to provide strength
3 multiple choice options
The middle lamella of plant cells are primarily made of _____.
pectin
3 multiple choice options
The dietary fiber that we derive from plant-based foods is primarily made of _____.
cellulose
3 multiple choice options
Which of the following is the outermost boundary of a plant cell?
Primary cell wall
3 multiple choice options
These structures are common in both prokaryotic and eukaryotic cells.
Ribosomes
3 multiple choice options
_____ are present in eukaryotic cells but absent in all prokaryotic cells is:
Organelles
3 multiple choice options
This organelle, which is exclusive to the plant cells, has two membranes.
Plastid
3 multiple choice options
Chloroplasts contain a liquid matrix called the _______
stroma
3 multiple choice options
Which choice ranks the SI units of length from smallest to largest?
nanometer, micrometer, millimeter, centimeter, meter
3 multiple choice options
Plants are eukaryotic. What does that mean?
Plant cells have their DNA contained within a membrane
3 multiple choice options
Which tissue is the most abundant tissue in plants?
Parenchyma
3 multiple choice options
What is the purpose of lignin in the secondary cell walls of plants?
to provide strength
3 multiple choice options
______ are present in eukaryotic cells but absent in all prokaryotic cells is:
Organelles
3 multiple choice options
Chloroplasts contain a liquid matrix called the ____
stroma
3 multiple choice options
These structures are common in both prokaryotic and eukaryotic cells.
Ribosomes
3 multiple choice options
The dietary fiber that we derive from plant-based foods is primarily made of ___
cellulose
3 multiple choice options
The middle lamella of plant cells are primarily made of ___
pectin
3 multiple choice options
Which of these organelles is most closely associated with the dictyosomes?
Vesicles
3 multiple choice options
A group of actively dividing cells of a plant that accomplishes growth in length of the plant is the __.
apical meristem
3 multiple choice options
There may be more than one tissue type per plant organ.
True
1 multiple choice option
Which type of tissue covers and protects the plant organs?
Dermal tissue
3 multiple choice options
The perforation plates are a part of ____.
xylem vessel elements
3 multiple choice options
Root hairs are the ________.
Select two statements that are relevant. Both answers must be correct for full credit.
A) help anchor the plant
B) extensions of root epiderma cells
C) help absorb water from their surrounding
D) originate from the vascular cylinder
B&C
3 multiple choice options
Pith is found in which type of root?
Monocot
2 multiple choice options
The food-storage function of the roots is primarily taken up by the ___
cortex region
3 multiple choice options
In a growing root tip, the gravity is perceived at the ________
root cap region
3 multiple choice options
Where are the passage cells found?
In the root endodermis
3 multiple choice options
What is the function of Casparian strips in roots?
Facilitate water movement between cortex and xylem
3 multiple choice options
Branch roots arise from the ____
pericycle
3 multiple choice options
What are the major groups of plant organs?
stems, leaves, roots, and flowers
3 multiple choice options
Multiple epidermal layers are characteristic of _________.
orchid aerial roots
3 multiple choice options
What is the primary composition of Casparian strips?
Suberin
3 multiple choice options
Which primary meristem gives rise to the vascular tissues?
Procambium
3 multiple choice options
Where are the Casparian strips located in plant roots?
in the endodermal cells
3 multiple choice options
A pith is likely to be present ______.
in a monocot root
3 multiple choice options
Cells of the growing roots differentiate into permanent cells in the region of ___.
maturation
3 multiple choice options
A commercial insecticide, rotenone, is derived from the roots of ____ plants.
Barbasco
3 multiple choice options
In a germinating bean seed, the first two leaves come from the _________ part of the embryo.
plumule
3 multiple choice options
Which part of the leaf is responsible for attaching it to the stem?
Petiole
3 multiple choice options
Where is the axillary bud typically located in a plant stem?
in the angle formed between the leaf and stem
3 multiple choice options
When you examine the internal tissue organization of a herbaceous stem, which tissue/structures would you NOT find?
Periderm
3 multiple choice options
The young stems of all dicotyledonous plants have their vascular tissues in___pattern.
eustele
1 multiple choice option
The young roots of all dicotyledonous plants have their vascular tissues in____pattern.
protostele
1 multiple choice option
In a(n) ____________ a ring of discrete vascular bundles separate the cortex and the pith.
eustele
3 multiple choice options
Which primary meristem is responsible for making the cortex and pith?
Ground meristem
3 multiple choice options
What is a node in a plant body?
a point on the stem where a leaf is attached
3 multiple choice options
Match the tissue to the most relevant description
Eustele
found in young dicot stems
3 multiple choice options
Match the tissue to the most relevant description
Periderm
replaces epidermis after secondary growth
3 multiple choice options
Match the tissue to the most relevant description
Cortex
part of the ground tissue
3 multiple choice options
Match the tissue to the most relevant description
Vascular cambium
produces secondary xylem and secondary phloem
3 multiple choice options
The companion cells are closely associated with _________.
sieve elements
3 multiple choice options
The perforation plates are characteristic of ______
xylem vessels
3 multiple choice options
A tree that lives in a temperate region produces a lighter colored wood during the spring season. This type of wood is referred as the ____
early wood
3 multiple choice options
Secondary xylem come from which meristem?
Vascular Cambium
3 multiple choice options
Wood refers to which part of a tree?
Accumulation of secondary xylem
3 multiple choice options
The first leaves of a seedling emerge from the ____.
plumule
3 multiple choice options
All leaves must have a petiole or a leaf stalk.
False
1 multiple choice option
_____ are the modified stems that resemble leaves in function and appearance.
Cladophylls
3 multiple choice options
Thick, fleshy, belowground, storage stem modifications that form at the tips of slender stolons are the _____.
stem tubers
3 multiple choice options
Ginger is a modified stem. What type of modification, in particular?
Rhizome
3 multiple choice options
Horizontally growing slender stems with nodes and long internodes are the ____.
stolons
3 multiple choice options
Which product is exclusively derived from the bark of a tree?
Cinnamon
3 multiple choice options
Which of the following structures do not have vascular tissues due to their origin from the epidermis and cortex?
Prickles
3 multiple choice options
__ are belowground, horizontally oriented, fleshy stems with short internodes and small, scale-like leaves.
Rhizomes
3 multiple choice options
Which products are obtained from the stems?
all of the mentioned products
3 multiple choice options
Underground structures with a small compressed stem at the lower end surrounded by numerous fleshy leaves are the ___.
bulbs
3 multiple choice options
A trifoliate leaf ____.
Pick the most relevant answer from the choices given below.
1. has three leaflets arising from a single point
2. has three leaves arising from one node
3. is common in plants of the bean family
4. is common in plants of the cactus family
1 and 3
3 multiple choice options
The term phyllotaxy refers to the :
arrangement of leaves on a stem or branch
3 multiple choice options
Mesophyll is ____.
the leaf tissue sandwiched between two layers of epidermis
3 multiple choice options
A rachis would be a part of all _____.
pinnately compound leaves
3 multiple choice options
Which of the following would you NOT find in a palmately compound leaf?
Rachis
3 multiple choice options
The perianth of a flower consists of which structures?
Calyx and corolla
3 multiple choice options
Match the plant-derived products to the original leaf source.
Fuel source in South America
Yareta
3 multiple choice options
Match the plant-derived products to the original leaf source.
Essential oils used in medicine
Eucalyptus
3 multiple choice options
Match each terminology to the relevant plant example.
Floral leaves
Bougainvillea
3 multiple choice options
Match each terminology to the relevant plant example.
Food storage leaves
Onion
3 multiple choice options
Which feature is common in the leaves of both dicots and monocots?
presence of leaf veins and chlorenchyma tissue
3 multiple choice options
One of the main functions of stomata is to allow for ___.
the transpiration process to occur
3 multiple choice options
The grass leaf blades tend to fold or roll in hot summer seasons. This is due to the presence of _____.
bulliform cells
3 multiple choice options
When a leaf is about to go through abscission, a suberized _______ develops closest to the main branch/stem.
protective layer
3 multiple choice options
A hydrophytic leaf anatomy would reveal the presence of all of the features given EXCEPT for the:
abundant xylem and phloem
2 multiple choice options
The vascular cambium is ____.
not a part of all leaves
3 multiple choice options
The change of leaf colors to the shades of red and blue that occur in some temperate trees is due to the presence of ____
anthocyanins
3 multiple choice options
Which of the following would you NOT find in a palmately compound leaf?
Rachis
3 multiple choice options
Which of the following is a byproduct of photosynthesis?
Oxygen
2 multiple choice options
Flowers that lack showy corolla are _______ pollinated.
wind
3 multiple choice options
A part of the flower that protects the flower buds and also tends to be persistent in fruit is the ___.
Calyx
3 multiple choice options
Pick a fruit that fits this description.
Fleshy fruit derived from one flower, one ovary; exocarp hard or leathery; numerous seeds.
Pepo
3 multiple choice options
a flower which is epigynous has what kind of ovary
inferior ovary
2 multiple choice options
A hypogynous flower will have ______ ovary.
a superior
2 multiple choice options
The flower structure that makes the pollen is the ___
anther
3 multiple choice options
If all four whorls of the flower are present, a flower is said to be ____
perfect and complete
3 multiple choice options
Which fruit is NOT a berry by botanical definition?
Strawberry
3 multiple choice options