Question 1

Which of the following statements about fungal nutrition is FALSE?

Accepted Answer

A)  Fungi are able to engulf small microorganisms. 
B)  All fungi are heterotrophic. 
C)  Yeasts are able to obtain their energy from fermentation. 
D)  Rhizoids are hyphae specialized for anchorage. 
E)  Haustoria are hyphae specialized for absorbing nutrients directly from the cells of other organisms. 
A)  Fungi are able to engulf small microorganisms. 
B)  All fungi are heterotrophic. 
C)  Yeasts are able to obtain their energy from fermentation. 
D)  Rhizoids are hyphae specialized for anchorage. 
E)  Haustoria are hyphae specialized for absorbing nutrients directly from the cells of other organisms.

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

Question 3

Penicillin and aflatoxin are both produced by members of the:

Accepted Answer

A)  asexual fungi. 
B)  microsporidia. 
C)  chytrids. 
D)  rusts. 
E)  glomeromycetes 
A)  asexual fungi. 
B)  microsporidia. 
C)  chytrids. 
D)  rusts. 
E)  glomeromycetes

Question 4

Ectomycorrhizae are much more common in nature than endomycorrhizae.

Accepted Answer

A) True 
 B)False

Question 5

In the life cycle of Puccinia graminis, which of the following are produced on wheat?

Accepted Answer

A)  spermogonia 
B)  aecia 
C)  spermatia 
D)  periphyses 
E)  urediniospores 
A)  spermogonia 
B)  aecia 
C)  spermatia 
D)  periphyses 
E)  urediniospores

Question 6

Which of the following statements about the mycelium of the Basidiomycota is FALSE?

Accepted Answer

A)  The primary mycelium is monokaryotic. 
B)  The secondary mycelium is dikaryotic. 
C)  The tertiary mycelium is dikaryotic. 
D)  Clamp connections are characteristic of the monokaryotic mycelium. 
E)  The basidioma is a mycelium composed of dikaryotic hyphae. 
A)  The primary mycelium is monokaryotic. 
B)  The secondary mycelium is dikaryotic. 
C)  The tertiary mycelium is dikaryotic. 
D)  Clamp connections are characteristic of the monokaryotic mycelium. 
E)  The basidioma is a mycelium composed of dikaryotic hyphae.

Question 7

All fungi are composed of hyphae.

Accepted Answer

A) True 
 B)False

Question 8

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 9

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.

Question 10

Which of the following statements about chytrids is FALSE?

Accepted Answer

A)  They are primarily terrestrial. 
B)  They have cell walls of chitin. 
C)  Some are unicellular. 
D)  Most are coenocytic. 
E)  Most have a single, posterior, whiplash flagellum. 
A)  They are primarily terrestrial. 
B)  They have cell walls of chitin. 
C)  Some are unicellular. 
D)  Most are coenocytic. 
E)  Most have a single, posterior, whiplash flagellum.

Question 11

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 12

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 13

Ectomycorrhizae differ from endomycorrhizae in that the fungal component of ectomycorrhizae:

Accepted Answer

A)  is usually a zygomycete. 
B)  forms arbuscules and vesicles. 
C)  is not highly specific for the plant component. 
D)  penetrates the cortical cells of the root. 
E)  forms a Hartig net and mantle. 
A)  is usually a zygomycete. 
B)  forms arbuscules and vesicles. 
C)  is not highly specific for the plant component. 
D)  penetrates the cortical cells of the root. 
E)  forms a Hartig net and mantle.

Question 14

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

Accepted Answer

A) True 
 B)False

Question 15

The three major recognized growth forms of lichens are flat, spherical, and leafy.

Accepted Answer

A) True 
 B)False

Question 16

______ is one of the many mushrooms cultivated commercially.

Accepted Answer

A)  Agaricus bisporus 
B)  Aaspergillus flavus 
C)  Amanita muscaria 
D)  Puccinia graminis 
E)  Ustilago maydis 
A)  Agaricus bisporus 
B)  Aaspergillus flavus 
C)  Amanita muscaria 
D)  Puccinia graminis 
E)  Ustilago maydis

Question 17

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

Accepted Answer

A) True 
 B)False

Question 18

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 19

Mycologists consider mushrooms to be edible and toadstools to be poisonous.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following statements about lichens is FALSE?

Accepted Answer

A)  They consist of a mycobiont and a photobiont. 
B)  They live in the harshest environments. 
C)  They are very resistant to pollutants. 
D)  They reproduce asexually by forming fragments, soredia, or isidia. 
E)  They have very slow growth rates. 
A)  They consist of a mycobiont and a photobiont. 
B)  They live in the harshest environments. 
C)  They are very resistant to pollutants. 
D)  They reproduce asexually by forming fragments, soredia, or isidia. 
E)  They have very slow growth rates.

Exam 14: Fungi

Which of the following statements about fungal nutrition is FALSE?

In the Basidiomycota, ______ are borne on a ______.

Penicillin and aflatoxin are both produced by members of the:

Ectomycorrhizae are much more common in nature than endomycorrhizae.

In the life cycle of Puccinia graminis, which of the following are produced on wheat?

Which of the following statements about the mycelium of the Basidiomycota is FALSE?

All fungi are composed of hyphae.

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

The cell walls of fungi are composed of:

Which of the following statements about chytrids is FALSE?

In an ascomycete, the female gametangium is the:

In yeasts, meiosis occurs within the:

Ectomycorrhizae differ from endomycorrhizae in that the fungal component of ectomycorrhizae:

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

The three major recognized growth forms of lichens are flat, spherical, and leafy.

______ is one of the many mushrooms cultivated commercially.

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

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

Mycologists consider mushrooms to be edible and toadstools to be poisonous.

Which of the following statements about lichens is FALSE?

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 .