Question 1

In embryogenesis in monocots, globular embryos next become:

Accepted Answer

A)  two-lobed. 
B)  curved. 
C)  cylindrical. 
D)  heart-shaped. 
E)  spherical. 
A)  two-lobed. 
B)  curved. 
C)  cylindrical. 
D)  heart-shaped. 
E)  spherical.

Question 2

The apical meristems are the source of virtually all of the tissues of the seedling and adult plant.

Accepted Answer

A) True 
 B)False

Question 3

In a grass embryo, the coleorhiza encloses the:

Accepted Answer

A)  scutellum. 
B)  hypocotyl. 
C)  radicle. 
D)  epicotyl. 
E)  plumule. 
A)  scutellum. 
B)  hypocotyl. 
C)  radicle. 
D)  epicotyl. 
E)  plumule.

Question 4

In maize (Zea mays), the first structure to emerge from the seed during germination is the:

Accepted Answer

A)  epicotyl. 
B)  hypocotyl. 
C)  radicle. 
D)  coleorhiza. 
E)  coleoptile. 
A)  epicotyl. 
B)  hypocotyl. 
C)  radicle. 
D)  coleorhiza. 
E)  coleoptile.

Question 5

Which of following lists the correct developmental sequence in eudicots, where I is the globular stage; II, the heart stage; III, the proembryo; IV, the torpedo stage; and V, the zygote?

Accepted Answer

A)  V, III, I, II, IV 
B)  I, V, IV, II, III 
C)  III, V, II, IV, I 
D)  V, I, III, II, IV 
E)  V, III, II, I, IV 
A)  V, III, I, II, IV 
B)  I, V, IV, II, III 
C)  III, V, II, IV, I 
D)  V, I, III, II, IV 
E)  V, III, II, I, IV

Question 6

Which of the following statements concerning primary meristems is FALSE?

Accepted Answer

A)  An example is the suspensor. 
B)  An example is the procambium. 
C)  An example is the ground meristem. 
D)  They are formed during embryogenesis. 
E)  They are meristematic. 
A)  An example is the suspensor. 
B)  An example is the procambium. 
C)  An example is the ground meristem. 
D)  They are formed during embryogenesis. 
E)  They are meristematic.

Question 7

Which of the following statements about seed germination in onion (Allium cepa) is FALSE?

Accepted Answer

A)  Germination is hypogeous. 
B)  The plumule emerges from the cotyledon. 
C)  The cotyledon becomes photosynthetic. 
D)  The cotyledon forms the hook. 
E)  The stored food is found in the endosperm. 
A)  Germination is hypogeous. 
B)  The plumule emerges from the cotyledon. 
C)  The cotyledon becomes photosynthetic. 
D)  The cotyledon forms the hook. 
E)  The stored food is found in the endosperm.

Question 8

A plant's body plan consists of a(n) ______ and a(n) ______ pattern.

Accepted Answer

A)  apical-radial; basal 
B)  apical-basal; radial 
C)  basal-radial; apical 
D)  apical; basal 
E)  radial; apical 
A)  apical-radial; basal 
B)  apical-basal; radial 
C)  basal-radial; apical 
D)  apical; basal 
E)  radial; apical

Question 9

The cotyledon of grasses is called a(n):

Accepted Answer

A)  scutellum. 
B)  hypocotyl. 
C)  epicotyl. 
D)  coleorhiza. 
E)  hilum. 
A)  scutellum. 
B)  hypocotyl. 
C)  epicotyl. 
D)  coleorhiza. 
E)  hilum.

Question 10

Which of the following would not typically cause coat-imposed dormancy?

Accepted Answer

A)  impermeability of the seed coat to water 
B)  impermeability of the seed coat to oxygen 
C)  prevention of the release of growth promoters from the seed 
D)  rigidity of the seed coat 
E)  prevention of the release of growth inhibitors from the seed 
A)  impermeability of the seed coat to water 
B)  impermeability of the seed coat to oxygen 
C)  prevention of the release of growth promoters from the seed 
D)  rigidity of the seed coat 
E)  prevention of the release of growth inhibitors from the seed

Question 11

The suspensor anchors the embryo at the micropyle.

Accepted Answer

A) True 
 B)False

Question 12

In temperate regions of the world, after-ripening is triggered by:

Accepted Answer

A)  drought. 
B)  high humidity. 
C)  low temperature. 
D)  high temperature. 
E)  low oxygen levels. 
A)  drought. 
B)  high humidity. 
C)  low temperature. 
D)  high temperature. 
E)  low oxygen levels.

Question 13

The scar left on the seed coat after the seed has separated from its stalk is called the:

Accepted Answer

A)  micropyle. 
B)  funiculus. 
C)  hilum. 
D)  suspensor. 
E)  integument. 
A)  micropyle. 
B)  funiculus. 
C)  hilum. 
D)  suspensor. 
E)  integument.

Question 14

The root and shoot apical meristems are two of the primary meristems.

Accepted Answer

A) True 
 B)False

Question 15

In grasses, the pericarp consists of the:

Accepted Answer

A)  mature ovary wall only. 
B)  remnants of the seed coat only. 
C)  remnants of the scutellum only. 
D)  mature ovary and remnants of the seed coat only. 
E)  mature ovary, remnants of the seed coat, and remnants of the scutellum. 
A)  mature ovary wall only. 
B)  remnants of the seed coat only. 
C)  remnants of the scutellum only. 
D)  mature ovary and remnants of the seed coat only. 
E)  mature ovary, remnants of the seed coat, and remnants of the scutellum.

Question 16

Located at the micropylar pole of the embryo is the:

Accepted Answer

A)  apical cell. 
B)  embryo proper. 
C)  proembryo. 
D)  protoderm. 
E)  basal cell. 
A)  apical cell. 
B)  embryo proper. 
C)  proembryo. 
D)  protoderm. 
E)  basal cell.

Question 17

Which of the following events is NOT associated with seed germination?

Accepted Answer

A)  imbibition 
B)  activation of existing enzymes 
C)  synthesis of new enzymes 
D)  synthesis of food reserves 
E)  initiation of cell division and cell enlargement 
A)  imbibition 
B)  activation of existing enzymes 
C)  synthesis of new enzymes 
D)  synthesis of food reserves 
E)  initiation of cell division and cell enlargement

Question 18

Which of the following statements concerning the maturation phase of seed development is FALSE?

Accepted Answer

A)  The seed undergoes desiccation. 
B)  Food reserves accumulate in the endosperm and/or cotyledons. 
C)  The seed coat hardens. 
D)  Starch, proteins, and oils accumulate. 
E)  Cell division in the embryo accelerates. 
A)  The seed undergoes desiccation. 
B)  Food reserves accumulate in the endosperm and/or cotyledons. 
C)  The seed coat hardens. 
D)  Starch, proteins, and oils accumulate. 
E)  Cell division in the embryo accelerates.

Question 19

The funiculus is the stalk of the seed.

Accepted Answer

A) True 
 B)False

Question 20

Where does the shoot apical meristem arise in eudicot embryos?

Accepted Answer

A)  at the tip of a sheathlike extension 
B)  at the tip of a cotyledon 
C)  on one side of the single cotyledon 
D)  on one side of the two cotyledons 
E)  between the two cotyledons 
A)  at the tip of a sheathlike extension 
B)  at the tip of a cotyledon 
C)  on one side of the single cotyledon 
D)  on one side of the two cotyledons 
E)  between the two cotyledons

Exam 22: Early Development of the Plant Body

In embryogenesis in monocots, globular embryos next become:

The apical meristems are the source of virtually all of the tissues of the seedling and adult plant.

In a grass embryo, the coleorhiza encloses the:

In maize (Zea mays), the first structure to emerge from the seed during germination is the:

Which of following lists the correct developmental sequence in eudicots, where I is the globular stage; II, the heart stage; III, the proembryo; IV, the torpedo stage; and V, the zygote?

Which of the following statements concerning primary meristems is FALSE?

Which of the following statements about seed germination in onion (Allium cepa) is FALSE?

A plant's body plan consists of a(n) ______ and a(n) ______ pattern.

The cotyledon of grasses is called a(n):

Which of the following would not typically cause coat-imposed dormancy?

The suspensor anchors the embryo at the micropyle.

In temperate regions of the world, after-ripening is triggered by:

The scar left on the seed coat after the seed has separated from its stalk is called the:

The root and shoot apical meristems are two of the primary meristems.

In grasses, the pericarp consists of the:

Located at the micropylar pole of the embryo is the:

Which of the following events is NOT associated with seed germination?

Which of the following statements concerning the maturation phase of seed development is FALSE?

The funiculus is the stalk of the seed.

Where does the shoot apical meristem arise in eudicot embryos?

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters

A plant's body plan consists of a(n) and a(n) pattern.