Fungi

Heterothallic ascomycetes are self-fertile.

F, Homothallic

Lichens reproduce sexually via soredia.

F, asexually

Endomycorrhizal fungi penetrate the plasma membranes of root cells.

F, cell walls

The cell walls of fungi are composed of cellulose.

F, chitin

In zygomycetes such as Rhizopus, the zygospore is haploid.

F, diploid

Chytrids produce spores that lack a flagellum.

F, have

In ascomycetes and basidiomycetes, plasmogamy is followed immediately by karyogamy.

F, is not followed

The primary mycelium of basidiomycetes is dikaryotic.

F, secondary

__________ is a fungal chemical that shows promise as an anticancer agent.

Fumigallin

What am I? I am coenocytic, lack sexual reproduction, and reproduce asexually via blastospores.

Glomeromycetes

Which genus is used to produce beer and wine?

Saccharomyces

Fungi can grow under all of the following conditions except:

a dry environment.

In a fungus, a complex multicellular reproductive structure is called:

a fruiting body.

An example of a unicellular fungus is:

a yeast.

Lichens are most typically formed by the symbiotic association of an alga or cyanobacterium and:

an ascomycete.

The sac fungi are characterized by sexual reproductive structures called:

asci

The club fungi typically reproduce by producing:

basidia.

Mushrooms that we eat are technically referred to as:

basidiocarps.

The fungus that causes black stem rust of wheat is a:

basidiomycete.

Yeasts reproduce asexually by:

budding.

Which of the following is not a characteristic of fungi?

cell wall of lipopolysaccharides

An examples of a plant disease caused by an ascomycete is:

chestnut blight.

The cell walls of fungi are composed of:

chitin

Ectomycorrhizae:

coat the plant root.

Which group of fungi has hyphae that are multinucleate and not divided by septa?

coenocytic

The characteristic brown, blue-green, pink, or other tints of ascomycetes are due to the color of their __________.

conidia

Asexual reproduction in sac fungi involves production of spores called:

conidia.

Fungi parasitic on plants produce specialized hyphae, called __________, that penetrate the host.

haustoria

Black bread mold is __________, which means that it is self-sterile.

heterothallic

A __________ is a filament that makes up the vegetative body of most fungi.

hypha

Mycorrhizae benefit plants by:

increasing absorptive surface area of roots.

Reduction in __________ growth is used as a sensitive indicator of air pollution.

lichen

Color pigments produced by __________ are used to dye woolens and litmus.

lichens

Of the following, which would be predicted to grow the most slowly?

lichens

In a mushroom, the primary mycelium is composed of __________ cells.

monokaryotic

Lichens reproduce primarily asexually by __________, which are fragments of the body of the lichen.

soredia

When bread gets moldy with visible black or blue spots, you are looking at masses of the colored:

spores.

What makes up most of the mass of an individual mushroom?

underground mycelium

An example of a plant disease caused by a basiodiomycete is:

wheat rust.

A lichen is a combination of a fungus and a photoautotroph.

true

Blastospores are produced by glomeromycetes

true

Conidia are asexual spores.

true

In mushrooms, karyogamy occurs within the basidium.

true

Microsporidia are unicellular parasites of animals.

true

Reproduction in the black bread mold occurs between __________ hyphae.

+ and -

__________ is a common chytridiomycete which exhibits alternation of generation.

Allomyces

Consuming even a single mushroom of the genus __________ can be fatal.

Amanita

Which of the following statements concerning mycorrhizae is FALSE?

Arbuscular mycorrhizae are extracellular.

Which one of the following statements is true? Basidiospores are formed within the basidia. Ascospores are formed outside the ascus. Both Basidiospores and ascospores are formed within their respective structures. Both Basidiospores and ascospores are formed outside their respective structures. Basidiospores are formed outside and ascospores are formed within their respective structures.

Basidiospores are formed outside and ascospores are formed within their respective structures.

Thrush, a painful yeast infection of the mouth, throat and vagina, is caused by a member of the genus:

Candida

Members of phylum __________ are the most primitive of the fungi and were previously classified as protists.

Chytridiomycota

Which one of the following is mismatched?

Dutch elm disease-glomeromycetes

Which of the following statements concerning microsporidia is FALSE?

They have mitochondria and Golgi complexes.

Claviceps purpurea produces a(n) __________, which infests grain and has been important in many historical events, as ingestion of infested grain milled into flour can cause hallucinations and even death.

ergot

One ancestral characteristic remaining in representatives of the Chytridiomycota is:

flagellated cells.

A __________ is a tangled mass of hyphae.

mycelium

Dikaryotic cells are denoted as

n + n.

Most fungal spores are __________ reproductive cells that are produced __________.

nonmotile; sexually or asexually

An example of a member of phylum Zygomycota is:

the black bread mold.

Which is NOT a member of phylum Ascomycota?

the black bread mold.

Puffballs and bracket fungi are most closely related to:

the common edible mushroom.