Question 1

Which of the following statements about sexual reproduction in fungi is false?

Accepted Answer

A)  Motile gametes are present in all fungal species. 
B)  An aquatic environment is not required for fertilization to occur in most fungi. 
C)  There is no true diploid tissue in the life cycle of most sexually reproducing fungi. 
D)  Sexual reproduction often begins with contact between hyphae of different mating types. 
E)  Alternation of generations and sexual reproduction can occur in the same species. 
A)  Motile gametes are present in all fungal species. 
B)  An aquatic environment is not required for fertilization to occur in most fungi. 
C)  There is no true diploid tissue in the life cycle of most sexually reproducing fungi. 
D)  Sexual reproduction often begins with contact between hyphae of different mating types. 
E)  Alternation of generations and sexual reproduction can occur in the same species.

Question 2

How is basic research on fungi relevant to research on the prevention and cure of HIV/AIDS?

Accepted Answer

Basic research in mycology (the study of

Question 3

In Ascomycota, the ascospores are _______ and the hyphae, _______. When the hyphae of two different mating types fuse, a _______ results.

Accepted Answer

A)  haploid; diploid; coenocyte 
B)  diploid; hapliod; dikaryon 
C)  haploid; haploid; dikaryon 
D)  diploid; diploid; coenocyte 
E)  haploid; haploid; coenocyte 
A)  haploid; diploid; coenocyte 
B)  diploid; hapliod; dikaryon 
C)  haploid; haploid; dikaryon 
D)  diploid; diploid; coenocyte 
E)  haploid; haploid; coenocyte

Question 4

Which statement about sac fungi is not true?

Accepted Answer

A)  Some species are yeasts. 
B)  They form reproductive structures called asci. 
C)  Their hyphae are segmented by septa. 
D)  Many of their species have a dikaryotic state. 
E)  All have fruiting structures called ascomata. 
A)  Some species are yeasts. 
B)  They form reproductive structures called asci. 
C)  Their hyphae are segmented by septa. 
D)  Many of their species have a dikaryotic state. 
E)  All have fruiting structures called ascomata.

Question 5

Which of the following is not characteristic of fungi? (Note: not all fungi will necessarily have each of the characteristics.)

Accepted Answer

A)  Absorptive heterotrophy 
B)  Fungal reproduction is limited to asexual processes 
C)  Hyphae 
D)  Cell walls containing chitin 
E)  Mycelia 
A)  Absorptive heterotrophy 
B)  Fungal reproduction is limited to asexual processes 
C)  Hyphae 
D)  Cell walls containing chitin 
E)  Mycelia

Question 6

Which of the following is the sister group to Ascomycota?

Accepted Answer

A)  Basidiomycota 
B)  Zygomycota 
C)  Chytrids 
D)  Lichens 
E)  None of the above 
A)  Basidiomycota 
B)  Zygomycota 
C)  Chytrids 
D)  Lichens 
E)  None of the above

Question 7

The strong flavors of Camembert and Roquefort cheeses come from the digestion of milk by green molds in the _______ genus in the _______ fungi group.

Accepted Answer

Penicilliu

Question 8

Which of the following human diseases can be caused by a fungus?

Accepted Answer

A)  Pneumonia 
B)  Diarrhea 
C)  Ringworm 
D)  Thrush (Candida) 
E)  All of the above 
A)  Pneumonia 
B)  Diarrhea 
C)  Ringworm 
D)  Thrush (Candida) 
E)  All of the above

Question 9

The scientific term for the "mushroom" part of a club fungus is _______.

Accepted Answer

The answer of The scientific term for the "mushroom" part...

Question 10

Dikaryotic cells

Accepted Answer

A)  have two hyphae per fruiting body. 
B)  contain pairs of homologous chromosomes. 
C)  produce two spores per hypha. 
D)  contain two nuclei per cell. 
E)  contain diploid nuclei. 
A)  have two hyphae per fruiting body. 
B)  contain pairs of homologous chromosomes. 
C)  produce two spores per hypha. 
D)  contain two nuclei per cell. 
E)  contain diploid nuclei.

Question 11

Common morels are classified as

Accepted Answer

A)  Basidiomycota. 
B)  Ascomycota. 
C)  Zygomycota. 
D)  mycorrhizae. 
E)  lichens. 
A)  Basidiomycota. 
B)  Ascomycota. 
C)  Zygomycota. 
D)  mycorrhizae. 
E)  lichens.

Question 12

Many species of fungi can be placed into one of six main groups based on

Accepted Answer

A)  methods of sexual reproduction. 
B)  whether or not gametes have a flagella. 
C)  the presence or absence of septa in the hyphae. 
D)  DNA sequence analysis. 
E)  All of the above 
A)  methods of sexual reproduction. 
B)  whether or not gametes have a flagella. 
C)  the presence or absence of septa in the hyphae. 
D)  DNA sequence analysis. 
E)  All of the above

Question 13

Club fungi

Accepted Answer

A)  often produce fleshy fruiting structures. 
B)  have hyphae without septa. 
C)  have no sexual stage. 
D)  produce basidia within basidiospores. 
E)  form diploid basidiospores. 
A)  often produce fleshy fruiting structures. 
B)  have hyphae without septa. 
C)  have no sexual stage. 
D)  produce basidia within basidiospores. 
E)  form diploid basidiospores.

Question 14

Which of the following statements about fungi is false (i.e., a common misconception)?

Accepted Answer

A)  Fungi grow only in warm, wet environments. 
B)  Fungi lose water rapidly in a dry environment. 
C)  Fungi can grow in environments too hypertonic to sustain bacteria. 
D)  Fungi are eukaryotes and have multiple mating types. 
E)  Male and female fungi have no distinctive morphology. 
A)  Fungi grow only in warm, wet environments. 
B)  Fungi lose water rapidly in a dry environment. 
C)  Fungi can grow in environments too hypertonic to sustain bacteria. 
D)  Fungi are eukaryotes and have multiple mating types. 
E)  Male and female fungi have no distinctive morphology.

Question 15

Which statement about fungal nutrition is not true?

Accepted Answer

A)  Some fungi are active predators. 
B)  Some fungi form mutualistic associations with other organisms. 
C)  All fungi require mineral nutrients. 
D)  Fungi can make some of the compounds that are vitamins for animals. 
E)  Facultative parasites can grow only on their specific hosts. 
A)  Some fungi are active predators. 
B)  Some fungi form mutualistic associations with other organisms. 
C)  All fungi require mineral nutrients. 
D)  Fungi can make some of the compounds that are vitamins for animals. 
E)  Facultative parasites can grow only on their specific hosts.

Question 16

The body of a multicellular fungus is called a _______.

Accepted Answer

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

Question 17

Reproductive structures consisting of one or more photosynthetic cells surrounded by fungal hyphae are called

Accepted Answer

A)  ascospores. 
B)  basidiospores. 
C)  conidia. 
D)  soredia. 
E)  gametes. 
A)  ascospores. 
B)  basidiospores. 
C)  conidia. 
D)  soredia. 
E)  gametes.

Question 18

Glomeromycota

Accepted Answer

A)  form ectomychorrizal associations with plant roots. 
B)  have been observed to reproduce sexually. 
C)  are associated with 80 to 90 percent of all plants. 
D)  are plant pathogens. 
E)  form highly interconnected mycelia. 
A)  form ectomychorrizal associations with plant roots. 
B)  have been observed to reproduce sexually. 
C)  are associated with 80 to 90 percent of all plants. 
D)  are plant pathogens. 
E)  form highly interconnected mycelia.

Question 19

Which statement about dikaryosis is not true?

Accepted Answer

A)  The cytoplasm of two cells fuses before their nuclei fuse. 
B)  The two haploid nuclei are genetically different. 
C)  The two nuclei are of the same mating type. 
D)  The dikaryon stage ends when the two nuclei fuse. 
E)  Not all fungi have a dikaryon stage. 
A)  The cytoplasm of two cells fuses before their nuclei fuse. 
B)  The two haploid nuclei are genetically different. 
C)  The two nuclei are of the same mating type. 
D)  The dikaryon stage ends when the two nuclei fuse. 
E)  Not all fungi have a dikaryon stage.

Question 20

Microsporidia

Accepted Answer

A)  lack true mitochondria. 
B)  are parasites of animals. 
C)  contain mitosomes. 
D)  are among the smallest eukaryotes known. 
E)  All of the above 
A)  lack true mitochondria. 
B)  are parasites of animals. 
C)  contain mitosomes. 
D)  are among the smallest eukaryotes known. 
E)  All of the above

Exam 30: Fungi: Recyclers, Pathogens, Parasites, and Plant Partners

Which of the following statements about sexual reproduction in fungi is false?

How is basic research on fungi relevant to research on the prevention and cure of HIV/AIDS?

In Ascomycota, the ascospores are _______ and the hyphae, _______. When the hyphae of two different mating types fuse, a _______ results.

Which statement about sac fungi is not true?

Which of the following is not characteristic of fungi? (Note: not all fungi will necessarily have each of the characteristics.)

Which of the following is the sister group to Ascomycota?

The strong flavors of Camembert and Roquefort cheeses come from the digestion of milk by green molds in the _______ genus in the _______ fungi group.

Which of the following human diseases can be caused by a fungus?

The scientific term for the "mushroom" part of a club fungus is _______.

Dikaryotic cells

Common morels are classified as

Many species of fungi can be placed into one of six main groups based on

Club fungi

Which of the following statements about fungi is false (i.e., a common misconception)?

Which statement about fungal nutrition is not true?

The body of a multicellular fungus is called a _______.

Reproductive structures consisting of one or more photosynthetic cells surrounded by fungal hyphae are called

Glomeromycota

Which statement about dikaryosis is not true?

Microsporidia

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 Signaling and Communication

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

Recombinent Dna and Biotechnology

Differential Gene Expression in Development

Development and Evolutionary Change

Evidence and Mechanisms of Evolution

Reconstructing and Using Phylogenies

Species and Their Formation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria and Archaea: the Prokaryotic Domains

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 and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Function

Musculoskeletal Systems

Gas Exchange in Animals

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen

Animal Behavior

Ecology and the Distribution of Life

Population Ecology

Species Interaction and Coevolution

Community Ecology

Ecosystems and Global Ecology

Conservation Biology

Filters

In Ascomycota, the ascospores are ___ and the hyphae, _. When the hyphae of two different mating types fuse, a _____ results.

The strong flavors of Camembert and Roquefort cheeses come from the digestion of milk by green molds in the _ genus in the _ fungi group.