Question 1

Which of the following is not a capability of fungi?

Accepted Answer

A)  Converting starch to ethanol 
B)  Producing carcinogens 
C)  Inhibiting bacterial growth 
D)  Producing sugars 
E)  Flavoring cheeses 
A)  Converting starch to ethanol 
B)  Producing carcinogens 
C)  Inhibiting bacterial growth 
D)  Producing sugars 
E)  Flavoring cheeses

Question 2

Fungi are heterotrophic organisms with absorptive nutrition that contain _______ in their cell walls.

Accepted Answer

The answer of Fungi are heterotrophic organisms with absorptive nutrition...

Question 3

Black stem rust that draws nutrition from a wheat plant and damages the plant is considered

Accepted Answer

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

Question 4

Fungi are unique among opisthokonts in that

Accepted Answer

A)  some possess flagella. 
B)  all are parasitic. 
C)  they are eukaryotic. 
D)  they consume their food by absorptive heterotrophy. 
E)  all fungi contain mitosomes in lieu of mitochondria. 
A)  some possess flagella. 
B)  all are parasitic. 
C)  they are eukaryotic. 
D)  they consume their food by absorptive heterotrophy. 
E)  all fungi contain mitosomes in lieu of mitochondria.

Question 5

Two kinds of plants found in nitrogen-poor habitats that depend upon mycorrhizal associations with fungi in order to complete their life cycles are

Accepted Answer

A)  maples and lilies. 
B)  orchids and cranberry bushes. 
C)  wheat and oats. 
D)  dandelions and crab grass. 
E)  sundews and pitcher plants. 
A)  maples and lilies. 
B)  orchids and cranberry bushes. 
C)  wheat and oats. 
D)  dandelions and crab grass. 
E)  sundews and pitcher plants.

Question 6

Is it possible for the same fungus to have both coenocytic and dikaryotic hyphae? Explain.

Accepted Answer

Yes, coenocytic hyphae are a result of m

Question 7

The preference of saprobic fungi for sugars indicates their importance in the global cycling of

Accepted Answer

A)  phosphorus. 
B)  sulfur. 
C)  nitrogen. 
D)  carbon. 
E)  water. 
A)  phosphorus. 
B)  sulfur. 
C)  nitrogen. 
D)  carbon. 
E)  water.

Question 8

Unlike other opisthokonts, fungi acquire nutrients principally by

Accepted Answer

A)  photosynthesis. 
B)  chemosynthesis. 
C)  ingestion. 
D)  absorptive heterotrophy. 
E)  absorption of ultraviolet radiation. 
A)  photosynthesis. 
B)  chemosynthesis. 
C)  ingestion. 
D)  absorptive heterotrophy. 
E)  absorption of ultraviolet radiation.

Question 9

Which aspect of lichen biology is not relevant to the use of lichens as air quality indicators?

Accepted Answer

A)  Individual lichens grow very slowly and live a long time. 
B)  Lichen fungi take up minerals and other materials from wind-borne particles. 
C)  Some species of lichens die in response to air pollution, while others do not. 
D)  Some species of lichens grow more slowly in response to air pollution, while others do not. 
E)  Lichens obtain carbon via photosynthesis of algal cells that live within them. 
A)  Individual lichens grow very slowly and live a long time. 
B)  Lichen fungi take up minerals and other materials from wind-borne particles. 
C)  Some species of lichens die in response to air pollution, while others do not. 
D)  Some species of lichens grow more slowly in response to air pollution, while others do not. 
E)  Lichens obtain carbon via photosynthesis of algal cells that live within them.

Question 10

Refer to the figure, which shows the life cycle of Ascomycota fungi.   What is the name of the structure that holds the meiotic products? Identify its label.

Accepted Answer

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

Question 11

We owe the distinctive attributes of bread, soy sauce, and Roquefort cheese to

Accepted Answer

A)  the unique taste of fungal chitin. 
B)  the texture provided by the presence of fungal mycelia. 
C)  waste products of fungal nutrient metabolism. 
D)  production of CO2 through fungal respiration. 
E)  formation of nutritious fungal spores within these foods. 
A)  the unique taste of fungal chitin. 
B)  the texture provided by the presence of fungal mycelia. 
C)  waste products of fungal nutrient metabolism. 
D)  production of CO2 through fungal respiration. 
E)  formation of nutritious fungal spores within these foods.

Question 12

Refer to the figure, which shows the life cycle of Basidiomycota fungi.   What is the only diploid stage of the fungus? Identify its label.

Accepted Answer

The zygote

Question 13

All fungi are known to reproduce by asexual means, though only _______ reproduction can increase genetic diversity.

Accepted Answer

The answer of All fungi are known to reproduce by...

Question 14

The Basidiomycota are a diverse group of fungi with a characteristic reproductive structure called a basidium.The basidium is most like the _______ in the Ascomycota.

Accepted Answer

The answer of The Basidiomycota are a diverse group of...

Question 15

Refer to the figure, which shows the life cycle of Ascomycota fungi.   What is the only diploid stage of the fungus? Identify its label.

Accepted Answer

The zygote

Question 16

The Ascomycota are a diverse group of fungi with a characteristic reproductive structure called an ascus.The ascus is most equivalent to the _______ in the Basidiomycota.

Accepted Answer

A)  sporangiophore 
B)  conidia 
C)  basidium 
D)  zygosporangium 
E)  basidioma 
A)  sporangiophore 
B)  conidia 
C)  basidium 
D)  zygosporangium 
E)  basidioma

Question 17

Which component is part of the fungal partner in a lichen?

Accepted Answer

A)  Chitin 
B)  Chlorophyll 
C)  Calcium carbonate 
D)  Keratin similar to that found in fingernails 
E)  Cellulose 
A)  Chitin 
B)  Chlorophyll 
C)  Calcium carbonate 
D)  Keratin similar to that found in fingernails 
E)  Cellulose

Question 18

In fungal species with _______ hyphae, one would expect more nuclei to accumulate in areas near higher concentrations of nutrients to promote growth of hyphal branches.

Accepted Answer

The answer of In fungal species with _______ hyphae, one...

Question 19

The most reliable ways to distinguish between fungal groups are based on DNA analyses and

Accepted Answer

A)  sexual reproduction structures. 
B)  modes of nutrition. 
C)  life cycle patterns. 
D)  vegetative structures. 
E)  cell wall composition. 
A)  sexual reproduction structures. 
B)  modes of nutrition. 
C)  life cycle patterns. 
D)  vegetative structures. 
E)  cell wall composition.

Question 20

Which statement about how fungi obtain nitrogen is false?

Accepted Answer

A)  Fungi can use atmospheric nitrogen directly. 
B)  Fungi can use nitrate ions. 
C)  Fungi can obtain nitrogen directly from protein sources. 
D)  Fungi can obtain nitrogen from ammonium. 
E)  Fungi can obtain nitrogen from multiple sources. 
A)  Fungi can use atmospheric nitrogen directly. 
B)  Fungi can use nitrate ions. 
C)  Fungi can obtain nitrogen directly from protein sources. 
D)  Fungi can obtain nitrogen from ammonium. 
E)  Fungi can obtain nitrogen from multiple sources.

Exam 29: The Evolution and Diversity of Fungi

Which of the following is not a capability of fungi?

Fungi are heterotrophic organisms with absorptive nutrition that contain _______ in their cell walls.

Black stem rust that draws nutrition from a wheat plant and damages the plant is considered

Fungi are unique among opisthokonts in that

Two kinds of plants found in nitrogen-poor habitats that depend upon mycorrhizal associations with fungi in order to complete their life cycles are

Is it possible for the same fungus to have both coenocytic and dikaryotic hyphae? Explain.

The preference of saprobic fungi for sugars indicates their importance in the global cycling of

Unlike other opisthokonts, fungi acquire nutrients principally by

Which aspect of lichen biology is not relevant to the use of lichens as air quality indicators?

Refer to the figure, which shows the life cycle of Ascomycota fungi. What is the name of the structure that holds the meiotic products? Identify its label.

We owe the distinctive attributes of bread, soy sauce, and Roquefort cheese to

Refer to the figure, which shows the life cycle of Basidiomycota fungi. What is the only diploid stage of the fungus? Identify its label.

All fungi are known to reproduce by asexual means, though only _______ reproduction can increase genetic diversity.

The Basidiomycota are a diverse group of fungi with a characteristic reproductive structure called a basidium.The basidium is most like the _______ in the Ascomycota.

Refer to the figure, which shows the life cycle of Ascomycota fungi. What is the only diploid stage of the fungus? Identify its label.

The Ascomycota are a diverse group of fungi with a characteristic reproductive structure called an ascus.The ascus is most equivalent to the _______ in the Basidiomycota.

Which component is part of the fungal partner in a lichen?

In fungal species with _______ hyphae, one would expect more nuclei to accumulate in areas near higher concentrations of nutrients to promote growth of hyphal branches.

The most reliable ways to distinguish between fungal groups are based on DNA analyses and

Which statement about how fungi obtain nitrogen is false?

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