Question 1

Fungi are thought to have been the first kind of eukaryotic cells that evolved.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following statements about mycorrhizae is/are true?

Accepted Answer

A)   Fungi may enter the cortex of plant roots but do not enter the cytoplasm of plant cells.
B)   Plants are harmed, while fungi benefit.
C)   The presence of the fungi give plants a greater absorptive surface for the intake of minerals.
D)   All of the answer choices are correct.
E)   All statements are true except that plants are harmed, while fungi benefit.F) A) and C)
G) B) and D)

Question 3

Which of the following structures are NOT involved in sexual reproduction?

Accepted Answer

A)   mushrooms
B)   ascocarps
C)   conidia
D)   gametangiaE) A) and C)
F) A) and B)

Question 4

A mushroom would produce a sexual spore known as a(n)

Accepted Answer

A)   mycelium.
B)   conidium.
C)   ascospore.
D)   basidiospore.
E)   hypha.F) None of the above
G) D) and E)

Question 5

Yeasts

Accepted Answer

A)   are members of the ascomycota.
B)   reproduce asexually by budding.
C)   are responsible for beer, wine, and bread production.
D)   All of the choices are correct.E) B) and C)
F) None of the above

Question 6

-Structures A and B are hyphae. Identify hyphal elements A and B as septate and/or nonseptate.

Accepted Answer

Hyphal element A is ...

Question 7

Determine which of the following scenarios would be most likely to occur if the cyanobacteria was removed from a lichen.

Accepted Answer

A)   The nutrients produced from the photosynthetic cyanobacteria would no longer be available for the fungal cells.
B)   The nutrients produced from the photosynthetic fungi would no longer be available for the bacterial cells.
C)   The fungi would start to dry out due to the lack of water retention ability.
D)   There wouldn't be any type of impact to the lichen at all.E) A) and B)
F) A) and D)

Question 8

A normal inhabitant of the vaginal tract that causes "yeast infections" under certain circumstances is Saccharomyces.

Accepted Answer

A) True 
 B)False

Question 9

One of the long, branching filaments that collectively make up the mycelium of a fungus is called a(n)

Accepted Answer

A)   mycelium.
B)   conidium.
C)   ascospore.
D)   basidiospore.
E)   hypha.F) C) and D)
G) A) and E)

Question 10

Fungal diseases include all of the following EXCEPT

Accepted Answer

A)   thrush.
B)   Strep throat (pharyngitis) .
C)   athlete's foot.
D)   histoplasmosis.E) C) and D)
F) A) and B)

Question 11

The fungi that parasitize cereal crops such as corn, wheat, oats, and rye are the

Accepted Answer

A)   stinkhorns.
B)   yeasts.
C)   truffles.
D)   lichens.
E)   rusts and smuts.F) A) and C)
G) D) and E)

Question 12

-Identify structures D - F on the picture of the hyphal elements. Use the following word bank: cell wall, cross wall (septum), nuclei.

Accepted Answer

D - cell w...

Question 13

Fungal infections are difficult to treat because

Accepted Answer

A)   fungal and human cells are so similar that it is difficult to make fungal medications that do not harm human cells.
B)   they "hide out" inside of cells, and have long latent periods where medications can not get to the organism.
C)   they mutate very rapidly and therefore become resistant to most medications.
D)   All of the answer choices are correct.E) A) and B)
F) All of the above

Question 14

Molecular data suggests that Club and Sac fungi are more closely related than Club fungi and Zygospore fungi.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following statements most accurately describes the structural components of fungi?

Accepted Answer

A)   The vast majority of fungi are multicellular organisms that are composed of a mycelium as well as individual hyphae. Chitin is a structural carbohydrate that makes up the cell wall of fungi.
B)   The vast majority of fungi are multicellular organisms that are composed of a mycelium as well as individual hyphae. Cellulose is a structural carbohydrate that makes up the cell wall of fungi.
C)   The vast majority of fungi are unicellular organisms that are composed of a mycelium as well as individual hyphae. Chitin is a structural carbohydrate that makes up the cell wall of fungi.
D)   The vast majority of fungi are multicellular organisms that are composed of a single hyphae and multiple mycelium. Chitin is a structural carbohydrate that makes up the cell wall of fungi.E) None of the above
F) A) and C)

Question 16

Name the labeled structures of the black bread mold pictured here and describe the function of these structures.  
a. ______________________
b. ______________________
c. ______________________
d. ______________________
e. ______________________

Accepted Answer

a. spores: Spores are haploid cells that...

Question 17

Mycorrhizal sac fungi that live in association with oak and beech tree roots are

Accepted Answer

A)   truffles.
B)   yeast.
C)   chytrids.
D)   ergot.E) A) and B)
F) B) and D)

Question 18

The organism pictured here is a member of Phylum ________.

Accepted Answer

A)   Basidiomycota
B)   Ascomycota
C)   Zygomycota
D)   GlomeromycotaE) A) and D)
F) A) and C)

Question 19

A sexual spore produced by a sac fungus is called a(n)

Accepted Answer

A)   mycelium.
B)   conidiospore.
C)   ascospore.
D)   basidiospore.
E)   hypha.F) B) and E)
G) A) and C)

Question 20

Based upon the current evolutionary tree, which of the following group would have the closest evolutionary relatedness to the fungi?

Accepted Answer

A)   Choanoflagellates
B)   Foraminiferans
C)   Amoeboids
D)   Cellular slime mold
E)   EuglenoidsF) A) and B)
G) A) and E)

Exam 22: Fungi Evolution and Diversity

Based upon the current evolutionary tree, which of the following group would have the closest evolutionary relatedness to the fungi?

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Which of the following statements most accurately describes the structural components of fungi?

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Yeasts

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The fungi that parasitize cereal crops such as corn, wheat, oats, and rye are the

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The organism pictured here is a member of Phylum ________.

Correct AnswerverifiedShow Answer

A normal inhabitant of the vaginal tract that causes "yeast infections" under certain circumstances is Saccharomyces.

Correct AnswerverifiedShow Answer

Which of the following structures are NOT involved in sexual reproduction?

Correct AnswerverifiedShow Answer

Fungal diseases include all of the following EXCEPT

Correct AnswerverifiedShow Answer

Molecular data suggests that Club and Sac fungi are more closely related than Club fungi and Zygospore fungi.

Correct AnswerverifiedShow Answer

Which of the following statements about mycorrhizae is/are true?

Correct AnswerverifiedShow Answer

A sexual spore produced by a sac fungus is called a(n)

Correct AnswerverifiedShow Answer

One of the long, branching filaments that collectively make up the mycelium of a fungus is called a(n)

Correct AnswerverifiedShow Answer

-Identify structures D - F on the picture of the hyphal elements. Use the following word bank: cell wall, cross wall (septum), nuclei.

Correct AnswerverifiedD - cell w...View AnswerShow Answer

Name the labeled structures of the black bread mold pictured here and describe the function of these structures. a. ______________________ b. ______________________ c. ______________________ d. ______________________ e. ______________________

Correct Answerverifieda. spores: Spores are haploid cells that...View AnswerShow Answer

Fungi are thought to have been the first kind of eukaryotic cells that evolved.

Correct AnswerverifiedShow Answer

Determine which of the following scenarios would be most likely to occur if the cyanobacteria was removed from a lichen.

Correct AnswerverifiedShow Answer

Fungal infections are difficult to treat because

Correct AnswerverifiedShow Answer

A mushroom would produce a sexual spore known as a(n)

Correct AnswerverifiedShow Answer

-Structures A and B are hyphae. Identify hyphal elements A and B as septate and/or nonseptate.

Correct AnswerverifiedHyphal element A is ...View AnswerShow Answer

Mycorrhizal sac fungi that live in association with oak and beech tree roots are

Correct AnswerverifiedShow Answer

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D - cell w...
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Name the labeled structures of the black bread mold pictured here and describe the function of these structures. a. b. c. d. e. __

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a. spores: Spores are haploid cells that...
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Hyphal element A is ...
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