Question 1

A ____ is a tangled mass of hyphae.

Accepted Answer

A)  sporocarp 
B)  sporangia 
C)  zygospore 
D)  mycelium 
E)  coenocyte 
A)  sporocarp 
B)  sporangia 
C)  zygospore 
D)  mycelium 
E)  coenocyte D

Question 2

Dikaryotic cells are denoted as _____ rather than _____ because there are two separate haploid nuclei.

Accepted Answer

A)  n ; 2 n 
B)  2 n ; n + n 
C)  n + n ; 2 n 
D)  n + n; n 
E)  n − n ; n + n 
A)  n ; 2 n 
B)  2 n ; n + n 
C)  n + n ; 2 n 
D)  n + n; n 
E)  n − n ; n + n C

Question 3

Yeasts reproduce asexually by:

Accepted Answer

A)  meiosis. 
B)  budding. 
C)  ascospores. 
D)  binary fission. 
E)  forming a secondary mycelium. 
A)  meiosis. 
B)  budding. 
C)  ascospores. 
D)  binary fission. 
E)  forming a secondary mycelium. B

Question 4

What is the economic importance of fungi? Name at least 10 products made utilizing fungi.

Accepted Answer

Concepts to Consider: They can cause dis

Question 5

Ascomycetes reproduce sexually by forming:

Accepted Answer

A)  asci. 
B)  basidia. 
C)  conidia. 
D)  hyphae. 
E)  ascospores. 
A)  asci. 
B)  basidia. 
C)  conidia. 
D)  hyphae. 
E)  ascospores.

Question 6

The cell walls of fungi are composed of:

Accepted Answer

A)  lipids 
B)  chitin 
C)  cellulose 
D)  glycogen 
E)  chlorophyll 
A)  lipids 
B)  chitin 
C)  cellulose 
D)  glycogen 
E)  chlorophyll

Question 7

A lichen is a combination of a fungus and a(n) photoautotroph . 
____________________

Accepted Answer

A) True 
 B)False

Question 8

Figure 29-2   The structure labeled as 9 in the accompanying figure was produced by:

Accepted Answer

A)  the fertilization of two zygotes. 
B)  meiosis in the zoosporangium. 
C)  mitosis in the zoosporangium. 
D)  mitosis in the resting sporangium. 
E)  meiosis in the resting sporangium. 
A)  the fertilization of two zygotes. 
B)  meiosis in the zoosporangium. 
C)  mitosis in the zoosporangium. 
D)  mitosis in the resting sporangium. 
E)  meiosis in the resting sporangium.

Question 9

Which statement about mycorrhizae is FALSE?

Accepted Answer

A)  They are symbiotic associations between a fungus and a plant root. 
B)  They increase the uptake of nutrient minerals by the plant. 
C)  Arbuscular mycorrhizae are extracellular. 
D)  Endomycorrhizae are intracellular. 
E)  Members of the Glomeromycota may be involved. 
A)  They are symbiotic associations between a fungus and a plant root. 
B)  They increase the uptake of nutrient minerals by the plant. 
C)  Arbuscular mycorrhizae are extracellular. 
D)  Endomycorrhizae are intracellular. 
E)  Members of the Glomeromycota may be involved.

Question 10

Hyphae of a basidiomycete's primary mycelium consist of ____ cells.

Accepted Answer

A)  prokaryotic 
B)  dikaryotic 
C)  coenocytic 
D)  homothallic 
E)  monokaryotic 
A)  prokaryotic 
B)  dikaryotic 
C)  coenocytic 
D)  homothallic 
E)  monokaryotic

Question 11

Mushrooms that we eat are technically referred to as:

Accepted Answer

A)  basidiospores. 
B)  basidiocarps. 
C)  myceliae. 
D)  hyphae. 
E)  gills. 
A)  basidiospores. 
B)  basidiocarps. 
C)  myceliae. 
D)  hyphae. 
E)  gills.

Question 12

Which fungal group is coenocytic and reproduce asexually via blastospores?

Accepted Answer

A)  Zygomycetes 
B)  Glomeromycetes 
C)  Basidiomycetes 
D)  Ascomycetes 
E)  Chytridiomycetes 
A)  Zygomycetes 
B)  Glomeromycetes 
C)  Basidiomycetes 
D)  Ascomycetes 
E)  Chytridiomycetes

Question 13

Microsporidia are unicellular parasites of animals. 
____________________

Accepted Answer

A) True 
 B)False

Question 14

List the major types of foods and beverages for which fungi are responsible, and give an example of the particular fungus involved in each.

Accepted Answer

Yeasts: bread, pizza and other

Question 15

Conidia are asexual spores. 
____________________

Accepted Answer

A) True 
 B)False

Question 16

An examples of a plant disease caused by an ascomycete is:

Accepted Answer

A)  a microsporidial infection. 
B)  stem rust of wheat. 
C)  histoplasmosis. 
D)  chestnut blight. 
E)  corn smut. 
A)  a microsporidial infection. 
B)  stem rust of wheat. 
C)  histoplasmosis. 
D)  chestnut blight. 
E)  corn smut.

Question 17

You find a moldy orange in your produce bin in your kitchen cupboard. What characteristics of this environment (consider both the orange and your kitchen) contributed to the growth of this mold? Why could a plant not have grown in this cupboard?

Accepted Answer

Concepts to Consider: Warm tem

Question 18

Fungi that lack septa are called:

Accepted Answer

A)  coenocytic. 
B)  unicellular. 
C)  ascomycete. 
D)  monokaryotic. 
E)  sporophyllous. 
A)  coenocytic. 
B)  unicellular. 
C)  ascomycete. 
D)  monokaryotic. 
E)  sporophyllous.

Question 19

How do mycorrhizae benefit plants?

Accepted Answer

A)  Mycorrhizae increase a plant's flowering. 
B)  Mycorrhizae increase the surface area of the leaves. 
C)  Mycorrhizae increase a plant's rate of photosynthetic. 
D)  Mycorrhizae increase a plant's absorptive surface area of roots. 
E)  Mycorrhizae increase the number of chloroplasts within a plant. 
A)  Mycorrhizae increase a plant's flowering. 
B)  Mycorrhizae increase the surface area of the leaves. 
C)  Mycorrhizae increase a plant's rate of photosynthetic. 
D)  Mycorrhizae increase a plant's absorptive surface area of roots. 
E)  Mycorrhizae increase the number of chloroplasts within a plant.

Question 20

Fungi parasitic on plants produce specialized hyphae, called ____, that penetrate the host.

Accepted Answer

A)  asci 
B)  basidia 
C)  soredia 
D)  haustoria 
E)  secondary mycelia 
A)  asci 
B)  basidia 
C)  soredia 
D)  haustoria 
E)  secondary mycelia

Exam 29: The Fungi

A ____ is a tangled mass of hyphae.

Dikaryotic cells are denoted as _____ rather than _____ because there are two separate haploid nuclei.

Yeasts reproduce asexually by:

What is the economic importance of fungi? Name at least 10 products made utilizing fungi.

Ascomycetes reproduce sexually by forming:

The cell walls of fungi are composed of:

A lichen is a combination of a fungus and a(n) photoautotroph . ____________________

Figure 29-2 The structure labeled as 9 in the accompanying figure was produced by:

Which statement about mycorrhizae is FALSE?

Hyphae of a basidiomycete's primary mycelium consist of ____ cells.

Mushrooms that we eat are technically referred to as:

Which fungal group is coenocytic and reproduce asexually via blastospores?

Microsporidia are unicellular parasites of animals. ____________________

List the major types of foods and beverages for which fungi are responsible, and give an example of the particular fungus involved in each.

Conidia are asexual spores. ____________________

An examples of a plant disease caused by an ascomycete is:

You find a moldy orange in your produce bin in your kitchen cupboard. What characteristics of this environment (consider both the orange and your kitchen) contributed to the growth of this mold? Why could a plant not have grown in this cupboard?

Fungi that lack septa are called:

How do mycorrhizae benefit plants?

Fungi parasitic on plants produce specialized hyphae, called ____, that penetrate the host.

A View of Life

Atoms and Molecules the Chemical Basis of Life

The Chemistry of Life Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp Energy-Releasing Pathways

Photosynthesis Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure Growth and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function an Introduction

Protection Support and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

Dikaryotic cells are denoted as _ rather than _ because there are two separate haploid nuclei.