Question 1

The cell walls of fungi are composed of:

Accepted Answer

A) cellulose. 
B) glycogen. 
C) hemicellulose 
D) chitin. 
E) pectin. 
A) cellulose. 
B) glycogen. 
C) hemicellulose 
D) chitin. 
E) pectin. D

Question 2

In the Basidiomycota, ______ are borne on a ______.

Accepted Answer

A) basidiospores; primary mycelium 
B) basidiospores; parenthosome 
C) dolipores; basidium 
D) basidiospores; basidium 
E) basidia; basidiospore 
A) basidiospores; primary mycelium 
B) basidiospores; parenthosome 
C) dolipores; basidium 
D) basidiospores; basidium 
E) basidia; basidiospore D

Question 3

Which of the following statements about nuclear division in fungi is FALSE?

Accepted Answer

A) In many species, the nuclear envelope does not disintegrate. 
B) Except for the chytrids, all fungi have centrioles. 
C) In most fungi, the spindle forms within the nuclear envelope. 
D) In some fungi, spindle pole bodies function as microtubule organizing centers. 
E) In some fungi, the spindle moves into the nucleus from the cytoplasm. 
A) In many species, the nuclear envelope does not disintegrate. 
B) Except for the chytrids, all fungi have centrioles. 
C) In most fungi, the spindle forms within the nuclear envelope. 
D) In some fungi, spindle pole bodies function as microtubule organizing centers. 
E) In some fungi, the spindle moves into the nucleus from the cytoplasm. B

Question 4

When two haploid nuclei do not fuse, the result is a:

Accepted Answer

A) gametangium. 
B) sporangium. 
C) conidiogenous cell. 
D) dikaryon. 
E) gamete. 
A) gametangium. 
B) sporangium. 
C) conidiogenous cell. 
D) dikaryon. 
E) gamete.

Question 5

In the ascomycete life cycle, meiosis takes place within a(n):

Accepted Answer

A) sporangium. 
B) ascus. 
C) conidium. 
D) conidiophore. 
E) antheridium. 
A) sporangium. 
B) ascus. 
C) conidium. 
D) conidiophore. 
E) antheridium.

Question 6

In yeasts, meiosis occurs within the:

Accepted Answer

A) antheridium. 
B) crozier. 
C) bud. 
D) basidium. 
E) ascus. 
A) antheridium. 
B) crozier. 
C) bud. 
D) basidium. 
E) ascus.

Question 7

In an ascomycete, the female gametangium is the:

Accepted Answer

A) antheridium. 
B) sperm. 
C) ascogonium. 
D) ascus. 
E) trichogyne. 
A) antheridium. 
B) sperm. 
C) ascogonium. 
D) ascus. 
E) trichogyne.

Question 8

All fungi are composed of hyphae.

Accepted Answer

A) True 
 B)False

Question 9

In the life cycle of Puccinia graminis, dikaryotic hyphae extend downward from the spermogonium and give rise to:

Accepted Answer

A) spermogonia. 
B) spermatia. 
C) aecia. 
D) uredinia. 
E) urediniospores. 
A) spermogonia. 
B) spermatia. 
C) aecia. 
D) uredinia. 
E) urediniospores.

Question 10

All members of the _______form mycorrhizae and do not reproduce sexually

Accepted Answer

A) ascomycetes 
B) basidiomycetes 
C) chytrids 
D) zygomycetes 
E) glomeromycetes 
A) ascomycetes 
B) basidiomycetes 
C) chytrids 
D) zygomycetes 
E) glomeromycetes

Question 11

Fungi that are dimorphic exhibit both unicellular and filamentous growth forms.

Accepted Answer

A) True 
 B)False

Question 12

Smuts are heteroecious.

Accepted Answer

A) True 
 B)False

Question 13

In heterokaryosis, genetically different nuclei exist together in the same cytoplasm.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following statements concerning the evolution of fungi is FALSE?

Accepted Answer

A) They are more closely related to animals than to plants. 
B) They are part of the Opisthokonta supergroup. 
C) They arose from a protist related to Nuclearia. 
D) The flagellated condition is a relatively recent character. 
E) There are relatively few fossil fungi. 
A) They are more closely related to animals than to plants. 
B) They are part of the Opisthokonta supergroup. 
C) They arose from a protist related to Nuclearia. 
D) The flagellated condition is a relatively recent character. 
E) There are relatively few fossil fungi.

Question 15

In fungi, budding is a type of asexual reproduction.

Accepted Answer

A) True 
 B)False

Question 16

Members of the phylum Basidiomycota that have a peridium belong to the class:

Accepted Answer

A) Hymenomycetes. 
B) Teliomycetes. 
C) Ustomycetes. 
D) Gasteromycetes. 
E) Chytridiomycetes. 
A) Hymenomycetes. 
B) Teliomycetes. 
C) Ustomycetes. 
D) Gasteromycetes. 
E) Chytridiomycetes.

Question 17

Isedia and soredia are types of:

Accepted Answer

A) sexual reproductive structures. 
B) gametes. 
C) dispersal units. 
D) lichen acids. 
E) mycobionts. 
A) sexual reproductive structures. 
B) gametes. 
C) dispersal units. 
D) lichen acids. 
E) mycobionts.

Question 18

Today, lichen symbiosis is considered to be parasitic.

Accepted Answer

A) True 
 B)False

Question 19

Isidia are powdery propagules produced by lichens.

Accepted Answer

A) True 
 B)False

Question 20

During cell division in fungi, the nuclear envelope disintegrates and then re-forms.

Accepted Answer

A) True 
 B)False

Exam 14: Fungi

The cell walls of fungi are composed of:

In the Basidiomycota, ______ are borne on a ______.

Which of the following statements about nuclear division in fungi is FALSE?

When two haploid nuclei do not fuse, the result is a:

In the ascomycete life cycle, meiosis takes place within a(n):

In yeasts, meiosis occurs within the:

In an ascomycete, the female gametangium is the:

All fungi are composed of hyphae.

In the life cycle of Puccinia graminis, dikaryotic hyphae extend downward from the spermogonium and give rise to:

All members of the _______form mycorrhizae and do not reproduce sexually

Fungi that are dimorphic exhibit both unicellular and filamentous growth forms.

Smuts are heteroecious.

In heterokaryosis, genetically different nuclei exist together in the same cytoplasm.

Which of the following statements concerning the evolution of fungi is FALSE?

In fungi, budding is a type of asexual reproduction.

Members of the phylum Basidiomycota that have a peridium belong to the class:

Isedia and soredia are types of:

Today, lichen symbiosis is considered to be parasitic.

Isidia are powdery propagules produced by lichens.

During cell division in fungi, the nuclear envelope disintegrates and then re-forms.

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

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

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

In the Basidiomycota, are borne on a .