Question 1

A cell that is most likely to retain the ability to divide, perform metabolic functions, and store photosynthate would be a

Accepted Answer

A) parenchyma cell in a leaf. 
B) vessel element in the vascular system. 
C) endodermal cell in a root. 
D) bark cell. 
E) fibre cell. 
A) parenchyma cell in a leaf. 
B) vessel element in the vascular system. 
C) endodermal cell in a root. 
D) bark cell. 
E) fibre cell.

Question 2

A vessel element would likely lose its protoplast in which section of a root?

Accepted Answer

A) zone of cell division 
B) zone of elongation 
C) zone of maturation 
D) root cap 
E) apical meristem 
A) zone of cell division 
B) zone of elongation 
C) zone of maturation 
D) root cap 
E) apical meristem

Question 3

Which of the following cells transport sugars over long distances?

Accepted Answer

A) parenchyma cells 
B) collenchyma cells 
C) sclerenchyma cells 
D) tracheids and vessel elements 
E) sieve-tube elements 
A) parenchyma cells 
B) collenchyma cells 
C) sclerenchyma cells 
D) tracheids and vessel elements 
E) sieve-tube elements

Question 4

All of the following cell types are correctly matched with their functions except

Accepted Answer

A) mesophyll-photosynthesis. 
B) guard cell-regulation of transpiration. 
C) sieve-tube member-translocation. 
D) vessel element-water transport. 
E) companion cell-formation of secondary xylem and phloem. 
A) mesophyll-photosynthesis. 
B) guard cell-regulation of transpiration. 
C) sieve-tube member-translocation. 
D) vessel element-water transport. 
E) companion cell-formation of secondary xylem and phloem.

Question 5

Which part of a plant absorbs most of the water and minerals taken up from the soil?

Accepted Answer

A) taproots 
B) root hairs 
C) the thick parts of the roots near the base of the stem 
D) storage roots 
E) sections of the root that have secondary xylem 
A) taproots 
B) root hairs 
C) the thick parts of the roots near the base of the stem 
D) storage roots 
E) sections of the root that have secondary xylem

Question 6

Which of the following would not be seen in a cross section through the woody part of a root?

Accepted Answer

A) sclerenchyma cells 
B) parenchyma cells 
C) sieve-tube elements 
D) root hairs 
E) vessel elements 
A) sclerenchyma cells 
B) parenchyma cells 
C) sieve-tube elements 
D) root hairs 
E) vessel elements

Question 7

Use the following figure to answer the questions below.
  
-Which function applies to the cells shown in the photograph in the figure above?

Accepted Answer

A) provide flexible support 
B) contain secondary walls to provide rigid support 
C) can store starch in stems and roots 
D) function in water movement 
E) can be used commercially for making rope 
A) provide flexible support 
B) contain secondary walls to provide rigid support 
C) can store starch in stems and roots 
D) function in water movement 
E) can be used commercially for making rope

Question 8

Totipotency is a term used to describe a cell's ability to give rise to a complete new organism. In plants, this means that

Accepted Answer

A) plant development is not under genetic control. 
B) the cells of shoots and the cells of roots have different genes. 
C) cell differentiation depends largely on the control of gene expression. 
D) a cell's environment has no effect on its differentiation. 
E) sexual reproduction is not necessary in plants. 
A) plant development is not under genetic control. 
B) the cells of shoots and the cells of roots have different genes. 
C) cell differentiation depends largely on the control of gene expression. 
D) a cell's environment has no effect on its differentiation. 
E) sexual reproduction is not necessary in plants.

Question 9

The following questions are based on the drawing of root or stem cross sections shown below.
  
-A plant that is at least three years old is represented by

Accepted Answer

A) I only. 
B) II only. 
C) III only. 
D) IV only. 
E) both I and III. 
A) I only. 
B) II only. 
C) III only. 
D) IV only. 
E) both I and III.

Question 10

According to the ABC model of floral development, which genes would be expressed in a showy ornamental flower with multiple sepals and petals but no stamens or carpels?

Accepted Answer

A) A genes only 
B) B genes only 
C) C genes only 
D) A and B genes only 
E) A and C genes only 
A) A genes only 
B) B genes only 
C) C genes only 
D) A and B genes only 
E) A and C genes only

Question 11

Plants are capable of indeterminate growth because they contain

Accepted Answer

A) supporting sclerenchyma cells. 
B) undifferentiated epidermal, ground, and vascular tissue. 
C) stem cells that are constantly dividing. 
D) undifferentiated tissues called meristems. 
E) well-developed xylem and phloem. 
A) supporting sclerenchyma cells. 
B) undifferentiated epidermal, ground, and vascular tissue. 
C) stem cells that are constantly dividing. 
D) undifferentiated tissues called meristems. 
E) well-developed xylem and phloem.

Question 12

Additional vascular tissue produced as secondary growth in a root originates from which cells?

Accepted Answer

A) vascular cambium 
B) apical meristem 
C) endodermis 
D) phloem 
E) xylem 
A) vascular cambium 
B) apical meristem 
C) endodermis 
D) phloem 
E) xylem

Question 13

Which of the following best describes advantages conferred by compound leaves versus simple leaves?

Accepted Answer

A) There is a greater chance of capturing photons in intermittently shady areas. 
B) There is less chance of damage in high-wind areas. 
C) There is a reduced chance of herbivory. 
D) There is less surface area for water loss. 
E) There is a greater chance of capturing photons in intermittently shady areas and less chance of damage in high-wind areas. 
A) There is a greater chance of capturing photons in intermittently shady areas. 
B) There is less chance of damage in high-wind areas. 
C) There is a reduced chance of herbivory. 
D) There is less surface area for water loss. 
E) There is a greater chance of capturing photons in intermittently shady areas and less chance of damage in high-wind areas.

Question 14

Based on the ABC hypothesis, what would be the structure of a flower from the outermost whorl that had normal expression of genes A and C and expression of gene B in all four whorls?

Accepted Answer

A) carpel-petal-petal-carpel 
B) petal-petal-stamen-stamen 
C) sepal-carpel-carpel-sepal 
D) sepal-sepal-carpel-carpel 
E) carpel-carpel-carpel-carpel 
A) carpel-petal-petal-carpel 
B) petal-petal-stamen-stamen 
C) sepal-carpel-carpel-sepal 
D) sepal-sepal-carpel-carpel 
E) carpel-carpel-carpel-carpel

Question 15

A person working with plants may reduce the inhibition of apical dominance by auxin via which of the following?

Accepted Answer

A) pruning shoot tips 
B) deep watering of the roots 
C) fertilizing 
D) treating the plants with auxins 
E) feeding the plants nutrients 
A) pruning shoot tips 
B) deep watering of the roots 
C) fertilizing 
D) treating the plants with auxins 
E) feeding the plants nutrients

Question 16

What tissue makes up most of the wood of a tree?

Accepted Answer

A) primary xylem 
B) secondary xylem 
C) secondary phloem 
D) mesophyll cells 
E) vascular cambium 
A) primary xylem 
B) secondary xylem 
C) secondary phloem 
D) mesophyll cells 
E) vascular cambium

Question 17

Suppose George Washington completely removed the bark from around the base of a cherry tree but was stopped by his father before cutting the tree down. The leaves retained their normal appearance for several weeks, but the tree eventually died. The tissue(s)that George left functional was/were the

Accepted Answer

A) phloem. 
B) xylem. 
C) cork cambium. 
D) cortex. 
E) companion and sieve-tube members. 
A) phloem. 
B) xylem. 
C) cork cambium. 
D) cortex. 
E) companion and sieve-tube members.

Question 18

Which of the following is a true statement?

Accepted Answer

A) Flowers may have secondary growth. 
B) Secondary growth is a common feature of eudicot leaves. 
C) Secondary growth is produced by both the vascular cambium and the cork cambium. 
D) Primary growth and secondary growth alternate in the life cycle of a plant. 
E) Plants with secondary growth are typically the smallest ones in an ecosystem. 
A) Flowers may have secondary growth. 
B) Secondary growth is a common feature of eudicot leaves. 
C) Secondary growth is produced by both the vascular cambium and the cork cambium. 
D) Primary growth and secondary growth alternate in the life cycle of a plant. 
E) Plants with secondary growth are typically the smallest ones in an ecosystem.

Question 19

Which of the following cells or tissues arise from lateral meristem activity?

Accepted Answer

A) secondary xylem 
B) leaves 
C) trichomes 
D) tubers 
E) cortex 
A) secondary xylem 
B) leaves 
C) trichomes 
D) tubers 
E) cortex

Question 20

CO₂ enters the inner spaces of the leaf through the

Accepted Answer

A) cuticle. 
B) epidermal trichomes. 
C) stoma. 
D) phloem. 
E) walls of guard cells. 
A) cuticle. 
B) epidermal trichomes. 
C) stoma. 
D) phloem. 
E) walls of guard cells.

Exam 35: Plant Structure, Growth, and Development

A cell that is most likely to retain the ability to divide, perform metabolic functions, and store photosynthate would be a

A vessel element would likely lose its protoplast in which section of a root?

Which of the following cells transport sugars over long distances?

All of the following cell types are correctly matched with their functions except

Which part of a plant absorbs most of the water and minerals taken up from the soil?

Which of the following would not be seen in a cross section through the woody part of a root?

Use the following figure to answer the questions below. -Which function applies to the cells shown in the photograph in the figure above?

Totipotency is a term used to describe a cell's ability to give rise to a complete new organism. In plants, this means that

The following questions are based on the drawing of root or stem cross sections shown below. -A plant that is at least three years old is represented by

According to the ABC model of floral development, which genes would be expressed in a showy ornamental flower with multiple sepals and petals but no stamens or carpels?

Plants are capable of indeterminate growth because they contain

Additional vascular tissue produced as secondary growth in a root originates from which cells?

Which of the following best describes advantages conferred by compound leaves versus simple leaves?

Based on the ABC hypothesis, what would be the structure of a flower from the outermost whorl that had normal expression of genes A and C and expression of gene B in all four whorls?

A person working with plants may reduce the inhibition of apical dominance by auxin via which of the following?

What tissue makes up most of the wood of a tree?

Suppose George Washington completely removed the bark from around the base of a cherry tree but was stopped by his father before cutting the tree down. The leaves retained their normal appearance for several weeks, but the tree eventually died. The tissue(s)that George left functional was/were the

Which of the following is a true statement?

Which of the following cells or tissues arise from lateral meristem activity?

CO₂ enters the inner spaces of the leaf through the

Introduction: Evolution and Themes of Biology

The Chemical Context of Life

Water and Life

Carbon and the Molecular Diversity of Life

The Structure and Function of Large Biological Molecules

A Tour of the Cell

Membrane Structure and Function

An Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

Cell Communication

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

From Gene to Protein

Regulation of Gene Expression

Viruses

Dna Tools and Biotechnology

Genomes and Their Evolution

Descent With Modification: a Darwinian View of Life

The Evolution of Populations

The Origin of Species

The History of Life on Earth

Phylogeny and the Tree of Life

Bacteria and Archaea

Protists

Plant Diversity I: How Plants Colonized Land

Plant Diversity Ii: the Evolution of Seed Plants

Fungi

An Overview of Animal Diversity

An Introduction to Invertebrates

The Origin and Evolution of Vertebrates

Resource Acquisition and Transport in Vascular Plants

Soil and Plant Nutrition

Angiosperm Reproduction and Biotechnology

Plant Responses to Internal and External Signals

Basic Principles of Animal Form and Function

Animal Nutrition

Circulation and Gas Exchange

The Immune System

Osmoregulation and Excretion

Hormones and the Endocrine System

Animal Reproduction

Animal Development

Neurons, Synapses, and Signalling

Nervous Systems

Sensory and Motor Mechanisms

Animal Behaviour

An Introduction to Ecology and the Biosphere

Population Ecology

Community Ecology

Ecosystems and Restoration Ecology

Conservation Biology and Global Change

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