Question 1

The asexual spores formed by oomycetes are called _______.

Accepted Answer

zoospores

Question 2

Fungal karyogamy is the fusion of

Accepted Answer

A) cytoplasm. 
B) gametes. 
C) zygotes. 
D) hyphae. 
E) haploid nuclei. 
A) cytoplasm. 
B) gametes. 
C) zygotes. 
D) hyphae. 
E) haploid nuclei. E

Question 3

Beneficial fungi have been used in all of the following except one.Choose the exception.

Accepted Answer

A) antibiotic production 
B) bioremediation 
C) cheese production 
D) starch production 
A) antibiotic production 
B) bioremediation 
C) cheese production 
D) starch production D

Question 4

The reproductive perfect stage is also known as the asexual stage.

Accepted Answer

A) True 
 B)False

Question 5

Spores of the myxomycetes are

Accepted Answer

A) haploid. 
B) diploid. 
C) dikaryotiC. 
D) triploiD. 
A) haploid. 
B) diploid. 
C) dikaryotiC. 
D) triploiD.

Question 6

Which of the following is true about fungi?

Accepted Answer

A) most are heterotrophs;some are autotrophs 
B) all are heterotrophs 
C) all are autotrophs 
D) most are autotrophs;some are heterotrophs 
A) most are heterotrophs;some are autotrophs 
B) all are heterotrophs 
C) all are autotrophs 
D) most are autotrophs;some are heterotrophs

Question 7

This single-celled organism has haploid biflagellated zoospores and antheridia that flank the oogonium.The hyphae are nonseptate.This single-celled organism belongs in the Division

Accepted Answer

A) Basidiomycetes. 
B) Ascomycetes. 
C) Zygomycetes. 
D) Myxomycetes. 
E) Oomycetes. 
A) Basidiomycetes. 
B) Ascomycetes. 
C) Zygomycetes. 
D) Myxomycetes. 
E) Oomycetes.

Question 8

All of the following produce basidiospores except one.Choose the exception.

Accepted Answer

A) Ustilago maydis 
B) Puccinia graminis 
C) Morchella esculenta 
D) Ganoderma applanatum 
E) Armillaria bulbosa 
A) Ustilago maydis 
B) Puccinia graminis 
C) Morchella esculenta 
D) Ganoderma applanatum 
E) Armillaria bulbosa

Question 9

Which of the following species has been the focus of research as a potential bioremediation agent?

Accepted Answer

A) Serpula lacrymans 
B) Phaenerochaete chrysosporium 
C) Cochliobolus heterostrophus 
D) Phytophthora infestans 
E) Puccinia graminis 
A) Serpula lacrymans 
B) Phaenerochaete chrysosporium 
C) Cochliobolus heterostrophus 
D) Phytophthora infestans 
E) Puccinia graminis

Question 10

In most sexually reproducing fungi,what event immediately follows plasmogamy?

Accepted Answer

A) meiosis 
B) mitosis 
C) karyogamy 
D) syngamy 
E) isogamy 
A) meiosis 
B) mitosis 
C) karyogamy 
D) syngamy 
E) isogamy

Question 11

Hyphae is to mycelium as

Accepted Answer

A) leaves are to a branch. 
B) roots are to a root system. 
C) apples are to an apple tree. 
D) root hairs are to a root. 
E) phloem is to a vascular bundlE. 
A) leaves are to a branch. 
B) roots are to a root system. 
C) apples are to an apple tree. 
D) root hairs are to a root. 
E) phloem is to a vascular bundlE.

Question 12

In what specific structure does meiosis take place in the ascomycetes?

Accepted Answer

A) ascus 
B) ascogonium 
C) ascospores 
D) hymenium 
E) antheridium 
A) ascus 
B) ascogonium 
C) ascospores 
D) hymenium 
E) antheridium

Question 13

Fungi that are imperfect lack

Accepted Answer

A) mycelium. 
B) cell walls. 
C) dikaryotic nuclei. 
D) sexual reproduction. 
E) more than one of thesE. 
A) mycelium. 
B) cell walls. 
C) dikaryotic nuclei. 
D) sexual reproduction. 
E) more than one of thesE.

Question 14

Which of the following minerals is the most important one supplied by mycorrhizal fungi to their partner?

Accepted Answer

A) nitrogen 
B) potassium 
C) phosphorous 
D) magnesium 
E) calcium 
A) nitrogen 
B) potassium 
C) phosphorous 
D) magnesium 
E) calcium

Question 15

Asexual reproduction in yeast is generally carried out through ________.

Accepted Answer

The answer of Asexual reproduction in yeast is generally carried...

Question 16

Ustilago maydis is the fungus that causes ________.

Accepted Answer

The answer of Ustilago maydis is the fungus that causes...

Question 17

All of these fungi are paired correctly with the division they are in except one.Choose the exception.

Accepted Answer

A) Allomyces - Chytridiomycota 
B) Pilobolus - Zygomycota 
C) Glomus - Ascomycota 
D) Armillaria - Basidiomycota 
A) Allomyces - Chytridiomycota 
B) Pilobolus - Zygomycota 
C) Glomus - Ascomycota 
D) Armillaria - Basidiomycota

Question 18

A mushroom is to mycelium as

Accepted Answer

A) leaves are to a branch. 
B) roots are to a root system. 
C) apples are to an apple tree. 
D) root hairs are to a root. 
E) phloem is to a vascular bundlE. 
A) leaves are to a branch. 
B) roots are to a root system. 
C) apples are to an apple tree. 
D) root hairs are to a root. 
E) phloem is to a vascular bundlE.

Question 19

If a basidiomycete has a diploid number of 12,what is the ploidy number immediately after karyogamy?

Accepted Answer

A) 12 
B) 6 
C) 6 + 6 
D) 12 + 12 
E) 24 
A) 12 
B) 6 
C) 6 + 6 
D) 12 + 12 
E) 24

Question 20

Beadle and Tatum performed their classical genetic studies on an ascomycete known as ______.

Accepted Answer

The answer of Beadle and Tatum performed their classical genetic...

Exam 23: Fungi in the Natural Environment

The asexual spores formed by oomycetes are called _______.

Fungal karyogamy is the fusion of

Beneficial fungi have been used in all of the following except one.Choose the exception.

The reproductive perfect stage is also known as the asexual stage.

Spores of the myxomycetes are

Which of the following is true about fungi?

This single-celled organism has haploid biflagellated zoospores and antheridia that flank the oogonium.The hyphae are nonseptate.This single-celled organism belongs in the Division

All of the following produce basidiospores except one.Choose the exception.

Which of the following species has been the focus of research as a potential bioremediation agent?

In most sexually reproducing fungi,what event immediately follows plasmogamy?

Hyphae is to mycelium as

In what specific structure does meiosis take place in the ascomycetes?

Fungi that are imperfect lack

Which of the following minerals is the most important one supplied by mycorrhizal fungi to their partner?

Asexual reproduction in yeast is generally carried out through ________.

Ustilago maydis is the fungus that causes ________.

All of these fungi are paired correctly with the division they are in except one.Choose the exception.

A mushroom is to mycelium as

If a basidiomycete has a diploid number of 12,what is the ploidy number immediately after karyogamy?

Beadle and Tatum performed their classical genetic studies on an ascomycete known as ______.

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