Question 1

Which of the following fungi have coenocytic hyphae and stalked sporangiophores?

Accepted Answer

A)  Chytrids 
B)  Zygomycota 
C)  Ascomycetes 
D)  Basidiomycota 
E)  Glomeromycota 
A)  Chytrids 
B)  Zygomycota 
C)  Ascomycetes 
D)  Basidiomycota 
E)  Glomeromycota

Question 2

Predatory fungi may trap prey by means of

Accepted Answer

A)  a constricting ring. 
B)  sticky substances secreted by hyphae. 
C)  mycorrhizae. 
D)  Both a and b 
E)  All of the above 
A)  a constricting ring. 
B)  sticky substances secreted by hyphae. 
C)  mycorrhizae. 
D)  Both a and b 
E)  All of the above

Question 3

Which statement about fungi is not true?

Accepted Answer

A)  A multicellular fungus has a body called a mycelium. 
B)  Hyphae are composed of individual mycelia. 
C)  Many fungi tolerate highly hypertonic environments. 
D)  Many fungi tolerate low temperatures. 
E)  Some fungi are anchored to their substrate by rhizoids. 
A)  A multicellular fungus has a body called a mycelium. 
B)  Hyphae are composed of individual mycelia. 
C)  Many fungi tolerate highly hypertonic environments. 
D)  Many fungi tolerate low temperatures. 
E)  Some fungi are anchored to their substrate by rhizoids.

Question 4

The gills of a mushroom are specialized for

Accepted Answer

A)  respiration. 
B)  food production. 
C)  defense. 
D)  reproduction. 
E)  water storage. 
A)  respiration. 
B)  food production. 
C)  defense. 
D)  reproduction. 
E)  water storage.

Question 5

Which of the following is not a form of asexual reproduction in fungi?

Accepted Answer

A)  Budding 
B)  Formation of haploid spores in sporangia 
C)  Formation of dikaryotic mycelia 
D)  Fission 
E)  Formation of haploid spores in conidia 
A)  Budding 
B)  Formation of haploid spores in sporangia 
C)  Formation of dikaryotic mycelia 
D)  Fission 
E)  Formation of haploid spores in conidia

Question 6

Fungi can be

Accepted Answer

A)  saprobes. 
B)  parasites. 
C)  pathogens. 
D)  mutualists. 
E)  All of the above 
A)  saprobes. 
B)  parasites. 
C)  pathogens. 
D)  mutualists. 
E)  All of the above

Question 7

Which of the following fungi display alternation of generations?

Accepted Answer

A)  Chytrids 
B)  Glomeromycota 
C)  Ascomycota 
D)  Basidiomycota 
E)  Zygomycota 
A)  Chytrids 
B)  Glomeromycota 
C)  Ascomycota 
D)  Basidiomycota 
E)  Zygomycota

Question 8

Use the following to answer questions :
Refer to the diagram below, showing the life cycle of a Basidiomycota fungus.  
-What is the only diploid stage of the fungus? Identify its label.

Accepted Answer

The answer of Use the following to answer questions :
Refer...

Question 9

The cell walls of all fungi consist of the polysaccharide _______, which is also found in some animals.

Accepted Answer

The answer of The cell walls of all fungi consist...

Question 10

Assume that two normal hyphae of different fungal mating types meet. After a period of time, the cell walls between these hyphae will dissolve, producing a

Accepted Answer

A)  mycelium. 
B)  fruiting body. 
C)  zygote. 
D)  spore. 
E)  dikaryotic cell. 
A)  mycelium. 
B)  fruiting body. 
C)  zygote. 
D)  spore. 
E)  dikaryotic cell.

Question 11

Review the material in Chapter 7 (Cell Signaling and Communication). List and explain three examples of cell signaling in fungi.

Accepted Answer

Many examples of cell signaling can be f

Question 12

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 13

The absorptive heterotrophy of fungi is aided by

Accepted Answer

A)  dikaryon formation. 
B)  spore formation. 
C)  the fact that they are all parasites. 
D)  their large surface area-to-volume ratio. 
E)  their possession of chloroplasts. 
A)  dikaryon formation. 
B)  spore formation. 
C)  the fact that they are all parasites. 
D)  their large surface area-to-volume ratio. 
E)  their possession of chloroplasts.

Question 14

Rhizopus is a type of mold that has coenocytic hyphae and only one diploid cell (the zygote) during its life cycle. It is therefore likely to belong to which of the following groups?

Accepted Answer

A)  Zygomycota 
B)  Ascomycota 
C)  Glomeromycota 
D)  Blastocladiomycota 
E)  Microsporidia 
A)  Zygomycota 
B)  Ascomycota 
C)  Glomeromycota 
D)  Blastocladiomycota 
E)  Microsporidia

Question 15

An unknown organism can be identified as a fungus if it

Accepted Answer

A)  is multicellular and nonphotosynthetic. 
B)  has cell walls and reproduces by spores. 
C)  has filamentous growth and obtains its food by absorption. 
D)  has prokaryotic cells and cell walls made of chitin. 
E)  is unicellular and eukaryotic. 
A)  is multicellular and nonphotosynthetic. 
B)  has cell walls and reproduces by spores. 
C)  has filamentous growth and obtains its food by absorption. 
D)  has prokaryotic cells and cell walls made of chitin. 
E)  is unicellular and eukaryotic.

Question 16

Which of the following is a synapomorphy for the fungi?

Accepted Answer

A)  Rhizoids 
B)  Spores 
C)  Heterotrophism 
D)  Chitin in the cell walls 
E)  Presence of DNA 
A)  Rhizoids 
B)  Spores 
C)  Heterotrophism 
D)  Chitin in the cell walls 
E)  Presence of DNA

Question 17

Use the following to answer questions:
Match the correct term from the list below with the following descriptions of fungal interactions. Each term may be used once, more than once, or not at all.

-A constricting ring formed by Arthrobotrys traps a nematode. Fungal hyphae invade and digest the nematode.

Accepted Answer

A)  Saprobic 
B)  Competitive 
C)  Predatory 
D)  Parasitic 
E)  Mutualistic 
A)  Saprobic 
B)  Competitive 
C)  Predatory 
D)  Parasitic 
E)  Mutualistic

Question 18

Sexual reproduction in fungi occurs between genetically distinct _______.

Accepted Answer

The answer of Sexual reproduction in fungi occurs between genetically...

Question 19

Individual filaments that anchor chytrids to their substrate are called

Accepted Answer

A)  dikaryons. 
B)  hyphae. 
C)  rhizoids. 
D)  mycelia. 
E)  None of the above 
A)  dikaryons. 
B)  hyphae. 
C)  rhizoids. 
D)  mycelia. 
E)  None of the above

Question 20

Motile gametes are found in

Accepted Answer

A)  Zygomycota. 
B)  Glomeromycota. 
C)  chytrids. 
D)  sac fungi. 
E)  Basidiomycota. 
A)  Zygomycota. 
B)  Glomeromycota. 
C)  chytrids. 
D)  sac fungi. 
E)  Basidiomycota.

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

Which of the following fungi have coenocytic hyphae and stalked sporangiophores?

Predatory fungi may trap prey by means of

Which statement about fungi is not true?

The gills of a mushroom are specialized for

Which of the following is not a form of asexual reproduction in fungi?

Fungi can be

Which of the following fungi display alternation of generations?

Use the following to answer questions : Refer to the diagram below, showing the life cycle of a Basidiomycota fungus. -What is the only diploid stage of the fungus? Identify its label.

The cell walls of all fungi consist of the polysaccharide _______, which is also found in some animals.

Assume that two normal hyphae of different fungal mating types meet. After a period of time, the cell walls between these hyphae will dissolve, producing a

Review the material in Chapter 7 (Cell Signaling and Communication). List and explain three examples of cell signaling in fungi.

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

The absorptive heterotrophy of fungi is aided by

Rhizopus is a type of mold that has coenocytic hyphae and only one diploid cell (the zygote) during its life cycle. It is therefore likely to belong to which of the following groups?

An unknown organism can be identified as a fungus if it

Which of the following is a synapomorphy for the fungi?

Sexual reproduction in fungi occurs between genetically distinct _______.

Individual filaments that anchor chytrids to their substrate are called

Motile gametes are found in

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