Question 1

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

Accepted Answer

A) Facultative mutualist 
B) Endophyte 
C) Ectomycorrhizal fungus 
D) Arbuscular mycorrhizal fungus 
E) Epiparasite 
A) Facultative mutualist 
B) Endophyte 
C) Ectomycorrhizal fungus 
D) Arbuscular mycorrhizal fungus 
E) Epiparasite B

Question 2

Arbuscular mycorrhizae are characterized by all of the following features except

Accepted Answer

A) most common mycorrhizal type. 
B) fungal hyphae penetrate plant root cells. 
C) seen in earliest vascular plant fossils. 
D) fungus can associate with several species of plants. 
E) fungal component is a glomeromycetE. 
A) most common mycorrhizal type. 
B) fungal hyphae penetrate plant root cells. 
C) seen in earliest vascular plant fossils. 
D) fungus can associate with several species of plants. 
E) fungal component is a glomeromycetE. D

Question 3

A symbiotic association between a fungus and a green alga or a cyanobacterium is called a

Accepted Answer

A) lichen. 
B) mycorrhiza. 
C) protist. 
D) kelp. 
E) mushroom. 
A) lichen. 
B) mycorrhiza. 
C) protist. 
D) kelp. 
E) mushroom. A

Question 4

In the leaf cutter ant-plant-fungus tripartite relationship,the association between the ant and the fungus can best be described as

Accepted Answer

A) parasitism. 
B) commensalism. 
C) facultative symbiosis. 
D) obligate symbiosis. 
E) herbivory. 
A) parasitism. 
B) commensalism. 
C) facultative symbiosis. 
D) obligate symbiosis. 
E) herbivory.

Question 5

A division of fungi that lacks septa in their hyphae except when they form sporangia or gametangia is the

Accepted Answer

A) ascomycetes. 
B) zygomycetes. 
C) chytridomycota (chytrids). 
D) basidiomycetes. 
E) none of these 
A) ascomycetes. 
B) zygomycetes. 
C) chytridomycota (chytrids). 
D) basidiomycetes. 
E) none of these

Question 6

Of the following statements related to the fungal Phylum Basidiomycota,which one is incorrect?

Accepted Answer

A) The phylum Basidiomycota has the most described species. 
B) Examples of Basidiomycota are mushrooms and toadstools. 
C) The mycelium of Basidiomycota are composed of monokaryotic hyphae. 
D) Hyphae of Basidiomycota are dikaryotic. 
E) Basidia are located on the gills of mushrooms. 
A) The phylum Basidiomycota has the most described species. 
B) Examples of Basidiomycota are mushrooms and toadstools. 
C) The mycelium of Basidiomycota are composed of monokaryotic hyphae. 
D) Hyphae of Basidiomycota are dikaryotic. 
E) Basidia are located on the gills of mushrooms.

Question 7

Which one of the following statements about a typical fungus is false?

Accepted Answer

A) A mycelium consists of branching hyphae. 
B) Hyphae with septa are divided into distinct cells. 
C) A dikaryotic hypha has two nuclei that can be haploid or diploid. 
D) If a dikaryotic hypha is derived from two genetically distinct parents,it is heterokaryotic. 
E) Streaming of cytoplasm can occur even if hyphae are septatE. 
A) A mycelium consists of branching hyphae. 
B) Hyphae with septa are divided into distinct cells. 
C) A dikaryotic hypha has two nuclei that can be haploid or diploid. 
D) If a dikaryotic hypha is derived from two genetically distinct parents,it is heterokaryotic. 
E) Streaming of cytoplasm can occur even if hyphae are septatE.

Question 8

The walled ascus of an ascomycete contains

Accepted Answer

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

Question 9

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-toadstools 
A) Ascomycota-yeast 
B) Basidiomycota-rust 
C) Zygomycota-bread mold 
D) Ascomycota-mushrooms 
E) Basidiomycota-toadstools

Question 10

Diploid cells of animals and plants are genetically similar to fungal

Accepted Answer

A) monokaryotic hyphae. 
B) dikaryotic hyphae (1n+1n). 
C) homokaryotic hyphae. 
D) spores. 
E) triploid cells. 
A) monokaryotic hyphae. 
B) dikaryotic hyphae (1n+1n). 
C) homokaryotic hyphae. 
D) spores. 
E) triploid cells.

Question 11

Of the following statements about the fungal Phylum Ascomycota,which is incorrect?

Accepted Answer

A) Examples of Ascomycota include molds,morels,and chestnut blight. 
B) Each Ascomycota has a reproductive structure called an ascus. 
C) Sexual reproduction is more common in the Ascomycota than asexual reproduction. 
D) Terms such as ascogonium and antheridium are associated with Ascomycota. 
E) Yeast are unicellular members of the Phylum Ascomycota. 
A) Examples of Ascomycota include molds,morels,and chestnut blight. 
B) Each Ascomycota has a reproductive structure called an ascus. 
C) Sexual reproduction is more common in the Ascomycota than asexual reproduction. 
D) Terms such as ascogonium and antheridium are associated with Ascomycota. 
E) Yeast are unicellular members of the Phylum Ascomycota.

Question 12

A mycologist visits your biology class and discusses her research on a particular fungus that lives on the bark of damaged spruce trees.She explains that the fungal hyphae of her research organism is heterokaryotic.You raise your hand and request that she define that word.Her correct response is

Accepted Answer

A) heterokaryotic means that the nuclei of the fungal hyphae are genetically the same. 
B) heterokaryotic means that the nuclei of each compartment of the hyphae are genetically distinct. 
C) heterokaryotic means that each compartment of the hyphae contain two distinct nuclei. 
D) heterokaryotic means that each compartment of the hyphae contains only one nucleus. 
A) heterokaryotic means that the nuclei of the fungal hyphae are genetically the same. 
B) heterokaryotic means that the nuclei of each compartment of the hyphae are genetically distinct. 
C) heterokaryotic means that each compartment of the hyphae contain two distinct nuclei. 
D) heterokaryotic means that each compartment of the hyphae contains only one nucleus.

Question 13

A type of fungi that has been long useful for baking,brewing,and wine making,and is now becoming very important in genetic research is ______.

Accepted Answer

The answer of A type of fungi that has been...

Question 14

Choose the letter of the best match from the following:
-Mycelium without septa;bread molds;asexual reproduction more frequent.

Accepted Answer

A) ascomycota 
B) zygomycota 
C) basidiomycota 
D) chytrids 
A) ascomycota 
B) zygomycota 
C) basidiomycota 
D) chytrids

Question 15

The carcinogenic compound _____,which damages kidneys and the nervous system,is produced by some strains of Aspergillus flavus.

Accepted Answer

The answer of The carcinogenic compound _____,which damages kidneys and...

Question 16

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

Accepted Answer

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

Question 17

Which of the following fungi usually form arbuscular mycorrhizal associations in which the outer cells of the plant roots are penetrated by the fungal hyphae?

Accepted Answer

A) ascomycetes 
B) glomeromycetes 
C) deuteromycetes 
D) basidiomycetes 
E) chytrids 
A) ascomycetes 
B) glomeromycetes 
C) deuteromycetes 
D) basidiomycetes 
E) chytrids

Question 18

Lichens are mutualisms between

Accepted Answer

A) yeast and another fungi. 
B) fungi and an alga. 
C) fungi and a green plant. 
D) fungi and a mycorrhizae. 
E) mycorrhizae and yeast. 
A) yeast and another fungi. 
B) fungi and an alga. 
C) fungi and a green plant. 
D) fungi and a mycorrhizae. 
E) mycorrhizae and yeast.

Question 19

The fungi that cause serious plant disease,such as Dutch elm disease and chestnut blight,belong to the phylum

Accepted Answer

A) AscomycotA. 
B) Zygomycota. 
C) Imperfect fungi. 
D) Basidiomycota. 
E) Actinomycetes. 
A) AscomycotA. 
B) Zygomycota. 
C) Imperfect fungi. 
D) Basidiomycota. 
E) Actinomycetes.

Question 20

A scientist discovers a fungus living within a healthy plant.The fungus produces a substance toxic to herbivores.This fungus is considered

Accepted Answer

A) an ectomycorrhizae. 
B) mutualistic. 
C) an endophyte. 
D) parasitic. 
E) a mutualistic endophytE. 
A) an ectomycorrhizae. 
B) mutualistic. 
C) an endophyte. 
D) parasitic. 
E) a mutualistic endophytE.

Exam 31: Fungi

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

Arbuscular mycorrhizae are characterized by all of the following features except

A symbiotic association between a fungus and a green alga or a cyanobacterium is called a

In the leaf cutter ant-plant-fungus tripartite relationship,the association between the ant and the fungus can best be described as

A division of fungi that lacks septa in their hyphae except when they form sporangia or gametangia is the

Of the following statements related to the fungal Phylum Basidiomycota,which one is incorrect?

Which one of the following statements about a typical fungus is false?

The walled ascus of an ascomycete contains

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

Diploid cells of animals and plants are genetically similar to fungal

Of the following statements about the fungal Phylum Ascomycota,which is incorrect?

A mycologist visits your biology class and discusses her research on a particular fungus that lives on the bark of damaged spruce trees.She explains that the fungal hyphae of her research organism is heterokaryotic.You raise your hand and request that she define that word.Her correct response is

A type of fungi that has been long useful for baking,brewing,and wine making,and is now becoming very important in genetic research is ______.

Choose the letter of the best match from the following: -Mycelium without septa;bread molds;asexual reproduction more frequent.

The carcinogenic compound _____,which damages kidneys and the nervous system,is produced by some strains of Aspergillus flavus.

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

Which of the following fungi usually form arbuscular mycorrhizal associations in which the outer cells of the plant roots are penetrated by the fungal hyphae?

Lichens are mutualisms between

The fungi that cause serious plant disease,such as Dutch elm disease and chestnut blight,belong to the phylum

A scientist discovers a fungus living within a healthy plant.The fungus produces a substance toxic to herbivores.This fungus is considered

The Science of Biology

The Nature of Molecules

The Chemical Building Blocks of Life

Cell Structure

Membranes

Energy and Metabolism

How Cells Harvest Energy

Photosynthesis

Cell Communication

How Cells Divide

Sexual Reproduction and Meiosis

Patterns of Inheritance

Chromosomes Mapping and the Meiosis - Inheritance Connection

Dna: the Genetic Material

Genes and How They Work

Control of Gene Expression

Biotechnology

Genomics

Cellular Mechanisms of Development

Genes Within Populations

The Evidence for Evolution

The Origin of Species

Systematics and the Phylogenetic Revolution

Genome Evolution

Evolution of Development

The Tree of Life

Viruses

Prokaryotes

Protists

Overview of Green Plants

Overview of Animal Diversity

Noncoelomate Invertebrates

Coelomate Invertebrates

Vertebrates

Plant Form

Vegetative Plant Development

Transport in Plants

Plant Nutrition and Soils

Plant Defense Responses

Sensory Systems in Plants

Plant Reproduction

The Animal Body and Principles of Regulation

The Nervous System

Sensory Systems

The Endocrine System

The Musculoskeletal System

The Digestive System

The Respiratory System

The Circulatory System

Osmotic Regulation and the Urinary System

The Immune System

The Reproductive System

Animal Development

Behavioral Biology

Population Ecology

Community of Ecology

Dynamics of Ecosystems

The Biosphere

Conservation Biology