Question 1

In a mycorrhiza,what do the filamentous fungi provide to the plant?

Accepted Answer

A)   Oxygen
B)   Carbon dioxide
C)   Minerals
D)   Glucose
E)   CarbonF) All of the above
G) A) and B)

Question 2

The roots of about 10% of all kinds of plants are involved in symbiotic associations with certain kinds of fungi.

Accepted Answer

A) True 
 B)False

Question 3

The relationship between plant roots and fungi can best be described as:

Accepted Answer

A)   an association
B)   predation
C)   mutualism
D)   parasitismE) A) and B)
F) A) and C)

Question 4

Differentiate between conidia and spores.

Accepted Answer

Conidia are asexual,multinucle...

Question 5

What are some of the unique features of the fungi that lead us to believe they are not closely related to any other group of organisms?

Accepted Answer

They have cells that have their cytoplasm linked together,sharing nuclei within their hyphae.They have nonmotile sperm and have cell walls made of chitin.They have mitosis occurring within the nucleus,without the breakdown of the nuclear membrane.

Question 6

The symbiotic association between plant roots and fungi is called _______________.

Accepted Answer

The answer of The symbiotic association between plant roots and...

Question 7

A fungal filament in which all the nuclei are genetically similar is said to be a ____________________.

Accepted Answer

The answer of A fungal filament in which all the...

Question 8

How are fungi used by humans?

Accepted Answer

Different types of fungi serve a variety of purposes for humans.Some mushrooms are eaten directly,bread and beer require the activities of fungi,and fungi are used in a major scale in industry for production of such substances as citric acid and penicillin.

Question 9

Fungi only break down dead or decaying matter and do not attack living organisms.

Accepted Answer

A) True 
 B)False

Question 10

Which structure is typical of the basidiomycetes but not the other two groups?

Accepted Answer

A)   Zygosporangium
B)   Ascus
C)   Hyphae
D)   BasidiumE) B) and C)
F) A) and D)

Question 11

Which of the following important characteristics distinguish simple multicellular organisms from complex multicellular ones?

Accepted Answer

A)   Cell membrane transport proteins
B)   Cell specialization
C)   Ability of individual cells to divide by mitosis
D)   Ability of part of the organism to do meiosis
E)   Having a cell wallF) B) and D)
G) A) and D)

Question 12

The fungal phyla are distinguished primarily by:

Accepted Answer

A)   their color
B)   their size
C)   their mode of sexual reproduction
D)   whether they make spores or not
E)   their habitatF) B) and D)
G) A) and E)

Question 13

Chytrids:

Accepted Answer

A)   have flagellated gametes
B)   form basidia during sexual reproduction
C)   are the source of penicillin
D)   form symbiotic relationships with algaeE) None of the above
F) C) and D)

Question 14

Fungi are at least _____ million years old.

Accepted Answer

A)   1
B)   25
C)   50
D)   100
E)   400F) A) and E)
G) D) and E)

Question 15

Why might multicellularity be advantageous to an organism?

Accepted Answer

By being multicellular,an orga...

Question 16

The fungus from which penicillin is derived belongs to the _____________.

Accepted Answer

imperfect fungi

Question 17

Associations between plant roots and fungi in which the fungi actually penetrate the outer cells of the plant root are:

Accepted Answer

A)   ectomycorrhizae
B)   endomycorrhizae
C)   streptomycorrhizae
D)   staphylomycorrhizaeE) A) and D)
F) A) and C)

Question 18

An ___________ is a reproductive structure found only in the ascomycetes.

Accepted Answer

The answer of An ___________ is a reproductive structure found...

Question 19

The fungal partner in a lichen is:

Accepted Answer

A)   basidiomycetes
B)   ascomycetes
C)   zygomycetes
D)   imperfect fungiE) A) and B)
F) B) and C)

Question 20

There are ____________ different described species of fungi.

Accepted Answer

A)   550
B)   4 million
C)   74,000
D)   2,000E) A) and B)
F) A) and C)

Exam 18: Fungi Invade the Land

In a mycorrhiza,what do the filamentous fungi provide to the plant?

Correct AnswerverifiedShow Answer

The roots of about 10% of all kinds of plants are involved in symbiotic associations with certain kinds of fungi.

Correct AnswerverifiedShow Answer

The relationship between plant roots and fungi can best be described as:

Correct AnswerverifiedShow Answer

Differentiate between conidia and spores.

Correct AnswerverifiedConidia are asexual,multinucle...View AnswerShow Answer

What are some of the unique features of the fungi that lead us to believe they are not closely related to any other group of organisms?

Correct AnswerverifiedThey have cells that have their cytoplasm linked together,sharing nuclei within their hyphae.They have nonmotile sperm and have cell walls made of chitin.They have mitosis occurring within the nucleus,without the breakdown of the nuclear membrane.

The symbiotic association between plant roots and fungi is called _______________.

Correct AnswerverifiedShow Answer

A fungal filament in which all the nuclei are genetically similar is said to be a ____________________.

Correct AnswerverifiedShow Answer

How are fungi used by humans?

Correct AnswerverifiedDifferent types of fungi serve a variety of purposes for humans.Some mushrooms are eaten directly,bread and beer require the activities of fungi,and fungi are used in a major scale in industry for production of such substances as citric acid and penicillin.

Fungi only break down dead or decaying matter and do not attack living organisms.

Correct AnswerverifiedShow Answer

Which structure is typical of the basidiomycetes but not the other two groups?

Correct AnswerverifiedShow Answer

Which of the following important characteristics distinguish simple multicellular organisms from complex multicellular ones?

Correct AnswerverifiedShow Answer

The fungal phyla are distinguished primarily by:

Correct AnswerverifiedShow Answer

Chytrids:

Correct AnswerverifiedShow Answer

Fungi are at least _____ million years old.

Correct AnswerverifiedShow Answer

Why might multicellularity be advantageous to an organism?

Correct AnswerverifiedBy being multicellular,an orga...View AnswerShow Answer

The fungus from which penicillin is derived belongs to the _____________.

Correct Answerverifiedimperfect fungi

Associations between plant roots and fungi in which the fungi actually penetrate the outer cells of the plant root are:

Correct AnswerverifiedShow Answer

An ___________ is a reproductive structure found only in the ascomycetes.

Correct AnswerverifiedShow Answer

The fungal partner in a lichen is:

Correct AnswerverifiedShow Answer

There are ____________ different described species of fungi.

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Conidia are asexual,multinucle...
View Answer

Correct Answer
verified
They have cells that have their cytoplasm linked together,sharing nuclei within their hyphae.They have nonmotile sperm and have cell walls made of chitin.They have mitosis occurring within the nucleus,without the breakdown of the nuclear membrane.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Different types of fungi serve a variety of purposes for humans.Some mushrooms are eaten directly,bread and beer require the activities of fungi,and fungi are used in a major scale in industry for production of such substances as citric acid and penicillin.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
By being multicellular,an orga...
View Answer

Correct Answer
verified
imperfect fungi

Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
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