BIO 1500 Exam #2 UPDATED ACTUAL
Exam Questions and CORRECT Answers
Some functions of _____ include: anchorage, absorption of water and minerals for the plant. -
CORRECT ANSWER - roots
Some functions of ______ include: photosynthesis, support, transport of water + minerals, and
reproduction. - CORRECT ANSWER - shoots
Animal cells lack _______ ________, which act as water storage centers for plant cells. -
CORRECT ANSWER - central vacuoles
Animal cells lack ____________, which transform sunlight into sugars for the plant to use as
food. - CORRECT ANSWER - chloroplasts
Animal cells lack _______ ____ _____, which are extensible and comprised of cellulose fibers. -
CORRECT ANSWER - primary cell walls
Primary cell walls are thin, flexible, and able to be extended, while secondary cell walls are
_____ and thicker. - CORRECT ANSWER - stiff
Secondary cell walls contain ______ that provides strength and structure. - CORRECT
ANSWER - liguin
Meristems are significant to plants because these tissues are essential to _____ ______. -
CORRECT ANSWER - plant growth
Meristem cells divide by mitosis into two different types of cells. ________________ cells are
the cells that continue to divide and give rise to other cells. - CORRECT ANSWER -
Undifferentiated (aka meristem cells)
,________________ cells are produced from meristem cells dividing by mitosis, and are
specialized for a particular function and do not continue to divide. - CORRECT
ANSWER - Differentiated
______ _________ are found in the toot and shoot apexes and cause the roots and shoots to
increase in length. - CORRECT ANSWER - Apical meristems
All plants have ______ meristems, therefore, all plants can increase in length. - CORRECT
ANSWER - apical
_______ _________ are found in the vascular and cork cambium and cause the roots and stems
to increase in girth (width). - CORRECT ANSWER - Lateral meristems
Increase in the ______ of the shoot and root is known as primary growth. - CORRECT
ANSWER - length
Increase in the ______ of the shoot and root is known as secondary growth. - CORRECT
ANSWER - width (or girth)
______ _________ give rise to three primary meristem tissues: dermal, ground, and vascular
tissues. - CORRECT ANSWER - Apical meristems
________ gives rise to dermal tissues. - CORRECT ANSWER - Protoderm
______ ________ differentiates into ground tissues. - CORRECT ANSWER - Ground
meristem
__________ gives rise to vascular tissues. - CORRECT ANSWER - Procambium
______ tissues are complex, and provides protection to the plant. They're also known as a plant's
"skin". - CORRECT ANSWER - Dermal
,______ tissues are simple, and function in storage, photosynthesis, and support to a plant. -
CORRECT ANSWER - Ground
________ tissues are complex, and conduct water and nutrients throughout a plant. - CORRECT
ANSWER - Vascular
One of the types of cells found in ground tissue, known as __________, are loosely packed, only
a primary cell wall, are alive at maturity, and some contain chloroplasts. - CORRECT
ANSWER - parenchyma
What are chlorenchyma? - CORRECT ANSWER - A special type of parenchyma that
contain chloroplasts.
One of the types of cells found in ground tissue, known as __________, function in storage,
secretion, photosynthesis, wound repair, and reproduction for a plant. - CORRECT
ANSWER - parenchyma
One of the types of cells found in ground tissue, known as ___________, contain only a primary
cell wall, and are alive at maturity. - CORRECT ANSWER - collenchyma
One of the types of cells found in ground tissue, known as ___________, function in support for
a plant. - CORRECT ANSWER - collenchyma
One of the types of cells found in ground tissue, known as ____________, contain both primary
and secondary cell walls, and are dead at maturity. - CORRECT ANSWER - sclerenchyma
One of the types of cells found in ground tissue, known as ____________, include fibers and
sclerids (stone cells) that function in strength and mechanical protection for plants. - CORRECT
ANSWER - sclerenchyma
, Ground cells that are alive at maturity have ___________ that form in the cell walls. -
CORRECT ANSWER - protoplasts (nucleus and chloroplasm)
The type of vascular tissue known as _____ conducts water and dissolved minerals from roots to
shoots. - CORRECT ANSWER - xylem
The type of vascular tissue known as ______ distributes sugars throughout the plant. -
CORRECT ANSWER - phloem
One of the conducting cells found in xylem, _______, are continuous tubes formed from dead
members arranged end-to-end and contain perforation plates that separates one member from the
other. - CORRECT ANSWER - vessels
One of the conducting cells found in xylem, ________, are elongated dead cells with tapering
ends that contain pits. - CORRECT ANSWER - tracheids
Xylem consists of several types of cells, including: __________ cells, ____________ fibers, and
__________ cells. - CORRECT ANSWER - conducting cells, sclerenchyma fibers, and
parenchyma cells.
In the phloem of angiosperms, there are _____ tubes and _________ cells. - CORRECT
ANSWER - sieve tubes and companion cells.
In the phloem of gymnosperms and seedless plants, there are _____ cells and __________ cells.
- CORRECT ANSWER - sieve cells and albuminous cells.
The vascular tissue _____ is dead at maturity, have both primary and secondary cell walls, and
contain pits. - CORRECT ANSWER - xylem
The vascular tissue ______ is alive at maturity, have only a primary cell wall, and contains
plasmodesma. - CORRECT ANSWER - phloem
Exam Questions and CORRECT Answers
Some functions of _____ include: anchorage, absorption of water and minerals for the plant. -
CORRECT ANSWER - roots
Some functions of ______ include: photosynthesis, support, transport of water + minerals, and
reproduction. - CORRECT ANSWER - shoots
Animal cells lack _______ ________, which act as water storage centers for plant cells. -
CORRECT ANSWER - central vacuoles
Animal cells lack ____________, which transform sunlight into sugars for the plant to use as
food. - CORRECT ANSWER - chloroplasts
Animal cells lack _______ ____ _____, which are extensible and comprised of cellulose fibers. -
CORRECT ANSWER - primary cell walls
Primary cell walls are thin, flexible, and able to be extended, while secondary cell walls are
_____ and thicker. - CORRECT ANSWER - stiff
Secondary cell walls contain ______ that provides strength and structure. - CORRECT
ANSWER - liguin
Meristems are significant to plants because these tissues are essential to _____ ______. -
CORRECT ANSWER - plant growth
Meristem cells divide by mitosis into two different types of cells. ________________ cells are
the cells that continue to divide and give rise to other cells. - CORRECT ANSWER -
Undifferentiated (aka meristem cells)
,________________ cells are produced from meristem cells dividing by mitosis, and are
specialized for a particular function and do not continue to divide. - CORRECT
ANSWER - Differentiated
______ _________ are found in the toot and shoot apexes and cause the roots and shoots to
increase in length. - CORRECT ANSWER - Apical meristems
All plants have ______ meristems, therefore, all plants can increase in length. - CORRECT
ANSWER - apical
_______ _________ are found in the vascular and cork cambium and cause the roots and stems
to increase in girth (width). - CORRECT ANSWER - Lateral meristems
Increase in the ______ of the shoot and root is known as primary growth. - CORRECT
ANSWER - length
Increase in the ______ of the shoot and root is known as secondary growth. - CORRECT
ANSWER - width (or girth)
______ _________ give rise to three primary meristem tissues: dermal, ground, and vascular
tissues. - CORRECT ANSWER - Apical meristems
________ gives rise to dermal tissues. - CORRECT ANSWER - Protoderm
______ ________ differentiates into ground tissues. - CORRECT ANSWER - Ground
meristem
__________ gives rise to vascular tissues. - CORRECT ANSWER - Procambium
______ tissues are complex, and provides protection to the plant. They're also known as a plant's
"skin". - CORRECT ANSWER - Dermal
,______ tissues are simple, and function in storage, photosynthesis, and support to a plant. -
CORRECT ANSWER - Ground
________ tissues are complex, and conduct water and nutrients throughout a plant. - CORRECT
ANSWER - Vascular
One of the types of cells found in ground tissue, known as __________, are loosely packed, only
a primary cell wall, are alive at maturity, and some contain chloroplasts. - CORRECT
ANSWER - parenchyma
What are chlorenchyma? - CORRECT ANSWER - A special type of parenchyma that
contain chloroplasts.
One of the types of cells found in ground tissue, known as __________, function in storage,
secretion, photosynthesis, wound repair, and reproduction for a plant. - CORRECT
ANSWER - parenchyma
One of the types of cells found in ground tissue, known as ___________, contain only a primary
cell wall, and are alive at maturity. - CORRECT ANSWER - collenchyma
One of the types of cells found in ground tissue, known as ___________, function in support for
a plant. - CORRECT ANSWER - collenchyma
One of the types of cells found in ground tissue, known as ____________, contain both primary
and secondary cell walls, and are dead at maturity. - CORRECT ANSWER - sclerenchyma
One of the types of cells found in ground tissue, known as ____________, include fibers and
sclerids (stone cells) that function in strength and mechanical protection for plants. - CORRECT
ANSWER - sclerenchyma
, Ground cells that are alive at maturity have ___________ that form in the cell walls. -
CORRECT ANSWER - protoplasts (nucleus and chloroplasm)
The type of vascular tissue known as _____ conducts water and dissolved minerals from roots to
shoots. - CORRECT ANSWER - xylem
The type of vascular tissue known as ______ distributes sugars throughout the plant. -
CORRECT ANSWER - phloem
One of the conducting cells found in xylem, _______, are continuous tubes formed from dead
members arranged end-to-end and contain perforation plates that separates one member from the
other. - CORRECT ANSWER - vessels
One of the conducting cells found in xylem, ________, are elongated dead cells with tapering
ends that contain pits. - CORRECT ANSWER - tracheids
Xylem consists of several types of cells, including: __________ cells, ____________ fibers, and
__________ cells. - CORRECT ANSWER - conducting cells, sclerenchyma fibers, and
parenchyma cells.
In the phloem of angiosperms, there are _____ tubes and _________ cells. - CORRECT
ANSWER - sieve tubes and companion cells.
In the phloem of gymnosperms and seedless plants, there are _____ cells and __________ cells.
- CORRECT ANSWER - sieve cells and albuminous cells.
The vascular tissue _____ is dead at maturity, have both primary and secondary cell walls, and
contain pits. - CORRECT ANSWER - xylem
The vascular tissue ______ is alive at maturity, have only a primary cell wall, and contains
plasmodesma. - CORRECT ANSWER - phloem
