Question 1

In what way are bacteria and fungi similar?

Accepted Answer

A)  Ecological function
B)  Cell wall components
C)  Design of the nucleus
D)  Ribosome structureE) All of the above
F) A) and D)

Question 2

The symbiotic relationship between green algae or cyanobacteria and fungi produce ________.

Accepted Answer

The answer of The symbiotic relationship between green algae or...

Question 3

In leaf cutter ant colonies,the ants clip leaves to feed a fungus garden and then the ants feed on the fungus.Is this a mutualistic relationship?

Accepted Answer

A)  No,the ants are parasites on both the leaves and fungus.
B)  Yes,the ants and the trees are in a mutualistic relationship.
C)  No,the ants are leaf parasites but have no relationship with the fungus.
D)  Yes,the ants and the fungus are engaged in a mutually beneficial symbiotic relationship.E) A) and D)
F) None of the above

Question 4

Which one of the following terms best applies to the fungus participant in a typical lichen?

Accepted Answer

A)  Mutualist
B)  Ectomycorrhizal fungus
C)  Arbuscular mycorrhizal fungus
D)  EpiparasiteE) A) and B)
F) A) and C)

Question 5

All of the following are reproductive structures found in some fungi except

Accepted Answer

A)  ascus.
B)  basidium.
C)  sporangiophore.
D)  mycorrhiza.
E)  conidia.F) B) and E)
G) B) and C)

Question 6

The rusts and smuts that seriously affect crop plants are

Accepted Answer

A)  ascomycetes.
B)  zygomycetes.
C)  chytrids.
D)  basidiomycetes.
E)  actinomycetes.F) A) and B)
G) B) and E)

Question 7

Which one of the following fungal groups has an alternation of multicellular gametophyte and sporophyte generations?

Accepted Answer

A)  Zygomycetes
B)  Ascomycetes
C)  Blastocladiomycota
D)  Chytridiomycetes
E)  GlomeromycetesF) B) and E)
G) B) and D)

Question 8

In basidiomycetes the ________ is diploid.

Accepted Answer

A)  basidium
B)  primary mycelium
C)  secondary mycelium
D)  zygoteE) A) and D)
F) All of the above

Question 9

One major difference between ectomycorrhizae and arbuscular mycorrhizae is

Accepted Answer

A)  ectomycorrhizae are parasitic on plant roots while arbuscular mycorrhizae are not.
B)  ectomycorrhizae do not penetrate plant roots; arbuscular mycorrhizae penetrate plant roots.
C)  ectomycorrhizae are more common on plant roots than arbuscular mycorrhizae.
D)  ectomycorrhizae form mutualisms while arbuscular mycorrhizae are parasitic.
E)  most ectomycorrhizae are zygomycetes while most endomycorrhizae are basidiomycetes.F) A) and D)
G) A) and E)

Question 10

A mature walled ascus of an ascomycete usually contains

Accepted Answer

A)  eight diploid nuclei.
B)  eight haploid nuclei.
C)  many multinucleate conidia.
D)  an egg and a sperm.
E)  a zygote.F) C) and E)
G) A) and D)

Question 11

What type of fungi are obligate symbionts with plant roots and played a key role in the colonization of lands by plant?

Accepted Answer

A)  glomeromycetes
B)  zygomycetes
C)  chytridiomycetes
D)  blastocladiomycetes
E)  microsporidiansF) None of the above
G) A) and B)

Question 12

Asexual reproduction in ascomycetes takes place by means of

Accepted Answer

A)  ascogonia.
B)  ascospores.
C)  conidia.
D)  motile gametes.
E)  zygospores.F) None of the above
G) C) and D)

Question 13

How does fungal mitosis differ from animal mitosis?

Accepted Answer

A)  Cytokinesis only occurs in fungal mitosis.
B)  The nuclear envelope remains intact in fungal mitosis.
C)  The spindle apparatus is unique to fungal mitosis.
D)  Fungi only undergo meiosis,true mitosis is only found in animals.E) A) and C)
F) C) and D)

Question 14

A nonphotosynthetic plant sharing a mycorrhizal fungus with a photosynthetic plant is best described as a(n)

Accepted Answer

A)  mutualist.
B)  epiparasite.
C)  parasite.
D)  host.
E)  symbiont.F) B) and E)
G) B) and D)

Question 15

Lichens are adversely affected by

Accepted Answer

A)  humidity.
B)  sunlight.
C)  pollution.
D)  sexual reproduction of the fungal partner.
E)  asexual reproduction of the photosynthetic partner.F) C) and E)
G) B) and E)

Question 16

Mushrooms are fungi belonging to the phylum ________.

Accepted Answer

The answer of Mushrooms are fungi belonging to the phylum...

Question 17

Why are microsporidia so hard to classify?

Accepted Answer

A)  When compared to other eukaryotic organisms,microsporidia are extremely small.
B)  The intracellular parasitic lifestyle greatly reduces the need for functional organelles.
C)  They lack nuclei.
D)  They are very rare.E) A) and B)
F) A) and C)

Question 18

Fungi exist mainly in the form of slender filaments,barely visible to the naked eye,which are called ________.

Accepted Answer

The answer of Fungi exist mainly in the form of...

Question 19

Which of the phyla of fungi is incorrectly matched with its example?

Accepted Answer

A)  Ascomycota-yeast
B)  Basidiomycota-rust
C)  Zygomycota-bread mold
D)  Ascomycota-mushrooms
E)  Basidiomycota-toadstoolsF) A) and B)
G) All of the above

Question 20

Fungi are currently classified as six monophyletic groups based on characteristics of the cells undergoing meiosis.

Accepted Answer

A) True 
 B)False

Exam 31: Fungi

Fungi are currently classified as six monophyletic groups based on characteristics of the cells undergoing meiosis.

Correct AnswerverifiedShow Answer

The symbiotic relationship between green algae or cyanobacteria and fungi produce ________.

Correct AnswerverifiedShow Answer

The rusts and smuts that seriously affect crop plants are

Correct AnswerverifiedShow Answer

A nonphotosynthetic plant sharing a mycorrhizal fungus with a photosynthetic plant is best described as a(n)

Correct AnswerverifiedShow Answer

One major difference between ectomycorrhizae and arbuscular mycorrhizae is

Correct AnswerverifiedShow Answer

Lichens are adversely affected by

Correct AnswerverifiedShow Answer

In what way are bacteria and fungi similar?

Correct AnswerverifiedShow Answer

All of the following are reproductive structures found in some fungi except

Correct AnswerverifiedShow Answer

Which of the phyla of fungi is incorrectly matched with its example?

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Which one of the following fungal groups has an alternation of multicellular gametophyte and sporophyte generations?

Correct AnswerverifiedShow Answer

Asexual reproduction in ascomycetes takes place by means of

Correct AnswerverifiedShow Answer

What type of fungi are obligate symbionts with plant roots and played a key role in the colonization of lands by plant?

Correct AnswerverifiedShow Answer

A mature walled ascus of an ascomycete usually contains

Correct AnswerverifiedShow Answer

Fungi exist mainly in the form of slender filaments,barely visible to the naked eye,which are called ________.

Correct AnswerverifiedShow Answer

In leaf cutter ant colonies,the ants clip leaves to feed a fungus garden and then the ants feed on the fungus.Is this a mutualistic relationship?

Correct AnswerverifiedShow Answer

Why are microsporidia so hard to classify?

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Mushrooms are fungi belonging to the phylum ________.

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In basidiomycetes the ________ is diploid.

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How does fungal mitosis differ from animal mitosis?

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Which one of the following terms best applies to the fungus participant in a typical lichen?

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