Transcript vascular bundles.

CAMPBELL BIOLOGY IN FOCUS
Urry • Cain • Wasserman • Minorsky • Jackson • Reece
28
Plant Structure
and Growth
Questions prepared by
Loraine Washburn, Bowdoin College
William Wischusen, Louisiana State University
Ronald Balsamo, Villanova University
© 2014 Pearson Education, Inc.
Plants differ from animals in that their growth is
more likely to be
A. a result of cell elongation.
B. radial.
C. determinate.
D. indeterminate.
E. embryonic.
© 2014 Pearson Education, Inc.
Plants differ from animals in that their growth is
more likely to be
A. a result of cell elongation.
B. radial.
C. determinate.
D. indeterminate.
E. embryonic.
© 2014 Pearson Education, Inc.
Plant meristems
A. offer structural support to reproductive organs.
B. generate new cells for growth and control the
developmental phases of plants.
C. are only located at the young growing tips of
branches.
D. are the cells adjacent to the stomata.
© 2014 Pearson Education, Inc.
Plant meristems
A. offer structural support to reproductive organs.
B. generate new cells for growth and control the
developmental phases of plants.
C. are only located at the young growing tips of
branches.
D. are the cells adjacent to the stomata.
© 2014 Pearson Education, Inc.
As a woody stem grows, the cells and function of
the epidermis are taken over by the
A. periderm.
B. pericycle.
C. ground tissue.
D. vascular cambium.
E. secondary phloem.
© 2014 Pearson Education, Inc.
As a woody stem grows, the cells and function of
the epidermis are taken over by the
A. periderm.
B. pericycle.
C. ground tissue.
D. vascular cambium.
E. secondary phloem.
© 2014 Pearson Education, Inc.
A difference between a stem and a root in
secondary growth is that the root lacks
A. vascular bundles.
B. phloem.
C. an epidermis.
D. spongy mesophyll.
E. pith.
© 2014 Pearson Education, Inc.
A difference between a stem and a root in
secondary growth is that the root lacks
A. vascular bundles.
B. phloem.
C. an epidermis.
D. spongy mesophyll.
E. pith.
© 2014 Pearson Education, Inc.
Which of the following adaptations allows for
transporting water in woody stems?
A. vessel elements
B. the pericycle
C. pneumatophores
D. sieve-tube elements
E. bundle sheath cells
© 2014 Pearson Education, Inc.
Which of the following adaptations allows for
transporting water in woody stems?
A. vessel elements
B. the pericycle
C. pneumatophores
D. sieve-tube elements
E. bundle sheath cells
© 2014 Pearson Education, Inc.
An example of a plant tissue where meristematic
activity is NOT occurring is the
A. lateral bud.
B. cork cambium.
C. vascular cambium.
D. leaf primordium.
E. cortex.
© 2014 Pearson Education, Inc.
An example of a plant tissue where meristematic
activity is NOT occurring is the
A. lateral bud.
B. cork cambium.
C. vascular cambium.
D. leaf primordium.
E. cortex.
© 2014 Pearson Education, Inc.
The endodermis
A. protects the stem’s vascular cambium from
insect damage and pathogens.
B. is the layer of cells from which lateral roots
develop.
C. is a root tissue that selectively regulates
passage of molecules into the vascular
cylinder.
D. is a tissue in the apical meristem that protects
the flower bud.
© 2014 Pearson Education, Inc.
The endodermis
A. protects the stem’s vascular cambium from
insect damage and pathogens.
B. is the layer of cells from which lateral roots
develop.
C. is a root tissue that selectively regulates
passage of molecules into the vascular
cylinder.
D. is a tissue in the apical meristem that protects
the flower bud.
© 2014 Pearson Education, Inc.
Roots grow longer primarily by
A. adding more derivative cells through mitosis in
the apical meristem.
B. secondary growth of lateral roots.
C. primary growth in the zone of elongation.
D. secondary growth in the zone of differentiation.
E. sloughing off of root cap cells.
© 2014 Pearson Education, Inc.
Roots grow longer primarily by
A. adding more derivative cells through mitosis in
the apical meristem.
B. secondary growth of lateral roots.
C. primary growth in the zone of elongation.
D. secondary growth in the zone of differentiation.
E. sloughing off of root cap cells.
© 2014 Pearson Education, Inc.
Sugars formed in the leaves through photosynthesis
get to the roots through the
A. pith.
B. epidermis.
C. heartwood.
D. vascular bundles.
E. cortex.
© 2014 Pearson Education, Inc.
Sugars formed in the leaves through photosynthesis
get to the roots through the
A. pith.
B. epidermis.
C. heartwood.
D. vascular bundles.
E. cortex.
© 2014 Pearson Education, Inc.
When you are eating home fries (potatoes) with
onions, you’re eating
A. roots and shoots.
B. stems and leaves.
C. roots and leaves.
D. shoots and flowers.
E. taproot and pith.
© 2014 Pearson Education, Inc.
When you are eating home fries (potatoes) with
onions, you’re eating
A. roots and shoots.
B. stems and leaves.
C. roots and leaves.
D. shoots and flowers.
E. taproot and pith.
© 2014 Pearson Education, Inc.
The wood in your pencil is mainly composed of
A. collenchyma cells.
B. parenchyma cells.
C. sclerenchyma cells.
D. sieve tube cells.
E. tracheid cells.
© 2014 Pearson Education, Inc.
The wood in your pencil is mainly composed of
A. collenchyma cells.
B. parenchyma cells.
C. sclerenchyma cells.
D. sieve tube cells.
E. tracheid cells.
© 2014 Pearson Education, Inc.
In the Western United States, dendrochronologists have
dated juniper and redwood trees as having germinated from
seed before 500 BCE. The tree rings that allowed scientists
to determine the ages of these ancient trees are
A. the result of collenchyma cells being produced each
spring.
B. formed by the vascular cambium simultaneously
forming sapwood and secondary phloem.
C. the result of cambial initials alternately forming sievetube elements and tracheids.
D. the annual scars formed by the death of the periderm.
E. a result of changes in diameter of vessel elements
depending on available water and favorable
temperature.
© 2014 Pearson Education, Inc.
In the Western United States, dendrochronologists have
dated juniper and redwood trees as having germinated from
seed before 500 BCE. The tree rings that allowed scientists
to determine the ages of these ancient trees are
A. the result of collenchyma cells being produced each
spring.
B. formed by the vascular cambium simultaneously
forming sapwood and secondary phloem.
C. the result of cambial initials alternately forming sievetube elements and tracheids.
D. the annual scars formed by the death of the periderm.
E. a result of changes in diameter of vessel elements
depending on available water and favorable
temperature.
© 2014 Pearson Education, Inc.
You lean back against an old oak on campus. Your
back is touching the
A. primary phloem.
B. cortex.
C. epidermis.
D. periderm.
E. secondary phloem.
© 2014 Pearson Education, Inc.
You lean back against an old oak on campus. Your
back is touching the
A. primary phloem.
B. cortex.
C. epidermis.
D. periderm.
E. secondary phloem.
© 2014 Pearson Education, Inc.
The increase in girth of woody plants is primarily
due to the increase in the production of
A. phloem.
B. xylem.
C. pith.
D. cortex.
E. bark.
© 2014 Pearson Education, Inc.
The increase in girth of woody plants is primarily
due to the increase in the production of
A. phloem.
B. xylem.
C. pith.
D. cortex.
E. bark.
© 2014 Pearson Education, Inc.
You carve your initials 1.5 m above the ground in a
10-m-tall tree sapling. If you return 20 years later
and the tree is 25 m tall, your initials will be ____
above the ground.
A. 1.0 m
B. 1.5 m
C. 2.5 m
D. 11.5 m
E. 18.5 m
© 2014 Pearson Education, Inc.
You carve your initials 1.5 m above the ground in a
10-m-tall tree sapling. If you return 20 years later
and the tree is 25 m tall, your initials will be ____
above the ground.
A. 1.0 m
B. 1.5 m
C. 2.5 m
D. 11.5 m
E. 18.5 m
© 2014 Pearson Education, Inc.
Which of the following constitutes bark?
A. phelloderm
B. cork cambium and derivatives
C. all cells external to the vascular cambium
D. primary phloem and periderm tissue
E. all living cells in the stem
© 2014 Pearson Education, Inc.
Which of the following constitutes bark?
A. phelloderm
B. cork cambium and derivatives
C. all cells external to the vascular cambium
D. primary phloem and periderm tissue
E. all living cells in the stem
© 2014 Pearson Education, Inc.
Which of the following tissue types is unique to
leaves?
A. stomata
B. cortex
C. xylem
D. mesophyll
E. meristem
© 2014 Pearson Education, Inc.
Which of the following tissue types is unique to
leaves?
A. stomata
B. cortex
C. xylem
D. mesophyll
E. meristem
© 2014 Pearson Education, Inc.