Question 1

Fungi that grow in association with the roots of eucalyptus, providing the plants with minerals, are considered

Accepted Answer

A)  saprobic. 
B)  competitive. 
C)  predatory. 
D)  parasitic. 
E)  mutualistic. 
A)  saprobic. 
B)  competitive. 
C)  predatory. 
D)  parasitic. 
E)  mutualistic.

Question 2

The same strain of baker's yeast can be used to create either bread or beer.Explain how the CO2 and ethanol produced by baker's yeast help to shape the characteristic flavors and textures of these items.

Accepted Answer

CO₂ and ethanol are produced by the yeast

Question 3

Which group contains almost half of the species involved in mutualistic relationships known as lichens?

Accepted Answer

A)  Zygospore fungi 
B)  Ascomycota 
C)  Glomeromycota 
D)  Chytrids 
E)  Basidiomycota 
A)  Zygospore fungi 
B)  Ascomycota 
C)  Glomeromycota 
D)  Chytrids 
E)  Basidiomycota

Question 4

Gill-forming mushrooms are spore-producing bodies of

Accepted Answer

A)  Ascomycota. 
B)  zygospore fungi. 
C)  Glomeromycota. 
D)  Chytridiomycota. 
E)  Basidiomycota. 
A)  Ascomycota. 
B)  zygospore fungi. 
C)  Glomeromycota. 
D)  Chytridiomycota. 
E)  Basidiomycota.

Question 5

The mycorrhizal association provides a plant with _______ and _______ and provides the fungus with _______ and _______.

Accepted Answer

A)  water; amino acids; sugars; minerals 
B)  water; minerals; sugars; amino acids 
C)  sugars; minerals; water; amino acids 
D)  water; sugars; amino acids; minerals 
E)  minerals; amino acids; water; sugars 
A)  water; amino acids; sugars; minerals 
B)  water; minerals; sugars; amino acids 
C)  sugars; minerals; water; amino acids 
D)  water; sugars; amino acids; minerals 
E)  minerals; amino acids; water; sugars

Question 6

Which process is involved in maintaining genetic diversity within a fungus population?

Accepted Answer

A)  Fission 
B)  Formation of conidia 
C)  Budding 
D)  Plasmogamy 
E)  Formation of a monokaryotic mycelium 
A)  Fission 
B)  Formation of conidia 
C)  Budding 
D)  Plasmogamy 
E)  Formation of a monokaryotic mycelium

Question 7

All chytrids

Accepted Answer

A)  have a dikaryotic stage in the life cycle. 
B)  form rhizoids. 
C)  have a cell wall made of cellulose. 
D)  have mitosomes instead of mitochondria. 
E)  have swimming gametes with flagella. 
A)  have a dikaryotic stage in the life cycle. 
B)  form rhizoids. 
C)  have a cell wall made of cellulose. 
D)  have mitosomes instead of mitochondria. 
E)  have swimming gametes with flagella.

Question 8

Which trait of microsporidia is not shared with any other fungi?

Accepted Answer

A)  Cell walls containing chitin 
B)  A eukaryotic nucleus 
C)  Infective spores 
D)  Parasitic life history 
E)  Absence of mitochondria 
A)  Cell walls containing chitin 
B)  A eukaryotic nucleus 
C)  Infective spores 
D)  Parasitic life history 
E)  Absence of mitochondria

Question 9

Which of the following is the sister group to Basidiomycota?

Accepted Answer

A)  Glomeromycota 
B)  Zygospore fungi 
C)  Chytrids 
D)  Lichens 
E)  Ascomycota 
A)  Glomeromycota 
B)  Zygospore fungi 
C)  Chytrids 
D)  Lichens 
E)  Ascomycota

Question 10

Which process contributes to genetic diversity within a fungus population?

Accepted Answer

A)  Fragmentation 
B)  Formation of conidia 
C)  Budding 
D)  Production of soredia 
E)  Karyogamy 
A)  Fragmentation 
B)  Formation of conidia 
C)  Budding 
D)  Production of soredia 
E)  Karyogamy

Question 11

Karyogamy in a fungal life cycle involves

Accepted Answer

A)  the fusion of two hyphal nuclei. 
B)  the formation of a motile sperm cell that swims to an egg cell. 
C)  the fusion of the cytoplasmic contents of two hyphae but not the nuclei. 
D)  the formation of multinucleate hyphae in which the nuclei are not separated by cell walls. 
E)  asexual reproduction. 
A)  the fusion of two hyphal nuclei. 
B)  the formation of a motile sperm cell that swims to an egg cell. 
C)  the fusion of the cytoplasmic contents of two hyphae but not the nuclei. 
D)  the formation of multinucleate hyphae in which the nuclei are not separated by cell walls. 
E)  asexual reproduction.

Question 12

The cells of the body of a multicellular fungus are organized into rapidly growing individual tubular filaments called

Accepted Answer

A)  dikaryons. 
B)  hyphae. 
C)  rhizoids. 
D)  mycelia. 
E)  septa. 
A)  dikaryons. 
B)  hyphae. 
C)  rhizoids. 
D)  mycelia. 
E)  septa.

Question 13

_______ have asexual reproduction-no direct evidence of sexual reproduction has been found.

Accepted Answer

A)  Zygospore fungi 
B)  Chytrids 
C)  Ascomycota 
D)  Basidiomycota 
E)  Glomeromycota 
A)  Zygospore fungi 
B)  Chytrids 
C)  Ascomycota 
D)  Basidiomycota 
E)  Glomeromycota

Question 14

In arbuscular mycorrhizae the fungal hyphae

Accepted Answer

A)  enter the root and penetrate the cell walls of the root cells. 
B)  form treelike growths on the outsides of plant roots. 
C)  form a flat covering around the outside of a plant root. 
D)  cause plant roots to become stunted and malformed. 
E)  invade the spaces between the individual cells of the plant root. 
A)  enter the root and penetrate the cell walls of the root cells. 
B)  form treelike growths on the outsides of plant roots. 
C)  form a flat covering around the outside of a plant root. 
D)  cause plant roots to become stunted and malformed. 
E)  invade the spaces between the individual cells of the plant root.

Question 15

The body of a multicellular fungus is called a(n) _______.

Accepted Answer

The answer of The body of a multicellular fungus is...

Question 16

On a trip in the woods, you notice a leafy lichen growing on the bark of a tree, parallel to its surface.Based on its appearance, you would describe the lichen's body plan as _______.

Accepted Answer

The answer of On a trip in the woods, you...

Question 17

Many fungi are _______, associating with photosynthetic organisms to form mycorrhizae or lichens.

Accepted Answer

A)  symbiotic 
B)  parasitic 
C)  saprobic 
D)  photosynthetic 
E)  predatory 
A)  symbiotic 
B)  parasitic 
C)  saprobic 
D)  photosynthetic 
E)  predatory

Question 18

Which characteristics do coenocytic hyphae and septate hyphae have in common?

Accepted Answer

A)  Multiple nuclei not separated by cross walls 
B)  Single nuclei enclosed by cell walls 
C)  Cell walls and nuclei 
D)  Septa and cell walls 
E)  Cells lacking a cell wall and enclosed only by a cell membrane 
A)  Multiple nuclei not separated by cross walls 
B)  Single nuclei enclosed by cell walls 
C)  Cell walls and nuclei 
D)  Septa and cell walls 
E)  Cells lacking a cell wall and enclosed only by a cell membrane

Question 19

Refer to the figure, which shows the life cycle of Ascomycota fungi.   What is the technical name of the fruiting structure of this type of fungus? Identify its label.

Accepted Answer

The answer of Refer to the figure, which shows the...

Question 20

Reduced forms of parasitic fungi are likely to belong to the _______ group.

Accepted Answer

The answer of Reduced forms of parasitic fungi are likely...

Exam 29: The Evolution and Diversity of Fungi

Fungi that grow in association with the roots of eucalyptus, providing the plants with minerals, are considered

The same strain of baker's yeast can be used to create either bread or beer.Explain how the CO2 and ethanol produced by baker's yeast help to shape the characteristic flavors and textures of these items.

Which group contains almost half of the species involved in mutualistic relationships known as lichens?

Gill-forming mushrooms are spore-producing bodies of

The mycorrhizal association provides a plant with _______ and _______ and provides the fungus with _______ and _______.

Which process is involved in maintaining genetic diversity within a fungus population?

All chytrids

Which trait of microsporidia is not shared with any other fungi?

Which of the following is the sister group to Basidiomycota?

Which process contributes to genetic diversity within a fungus population?

Karyogamy in a fungal life cycle involves

The cells of the body of a multicellular fungus are organized into rapidly growing individual tubular filaments called

_______ have asexual reproduction-no direct evidence of sexual reproduction has been found.

In arbuscular mycorrhizae the fungal hyphae

The body of a multicellular fungus is called a(n) _______.

On a trip in the woods, you notice a leafy lichen growing on the bark of a tree, parallel to its surface.Based on its appearance, you would describe the lichen's body plan as _______.

Many fungi are _______, associating with photosynthetic organisms to form mycorrhizae or lichens.

Which characteristics do coenocytic hyphae and septate hyphae have in common?

Refer to the figure, which shows the life cycle of Ascomycota fungi. What is the technical name of the fruiting structure of this type of fungus? Identify its label.

Reduced forms of parasitic fungi are likely to belong to the _______ group.

Studying Life

Small Molecules and the Chemistry of Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Communication and Multicellularity

Energy, Enzymes, and Metabolism

Pathways That Harvest Chemical Energy

Photosynthesis: Energy From Sunlight

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

Dna and Its Role in Heredity

From Dna to Protein: Gene Expression

Gene Mutation and Molecular Medicine

Regulation of Gene Expression

Genomes

Recombinant Dna and Biotechnology

Mechanisms of Evolution

Reconstructing and Using Phylogenies

Speciation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

Animal Origins and the Evolution of Body Plans

Protostome Animals

Deuterostome Animals

The Plant Body

Transport in Plants

Plant Nutrition

Regulation of Plant Growth

Reproduction in Flowering Plants

Plant Responses to Environmental Challenges

Physiology, Homeostasis, and Temperature Regulation

Animal Hormones

Immunology: Animal Defense Systems

Animal Reproduction

Animal Development

Neurons, Glia, and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Functions

Musculoskeletal Systems

Gas Exchange

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen Excretion

Animal Behavior

The Physical Environment and Biogeography of Life

Populations

Species Interactions

Communities

Ecosystems

A Changing Biosphere

Filters

The same strain of baker's yeast can be used to create either bread or beer.Explain how the CO₂ and ethanol produced by baker's yeast help to shape the characteristic flavors and textures of these items.

The mycorrhizal association provides a plant with ___ and _ and provides the fungus with _ and ___.