Exam 3: Chapter 29

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

Amanita

The club fungi typically reproduce by producing:

Basidia

Mushrooms that we eat are technically referred to as:

Basidiocarps

Yeasts reproduce asexually by:

Budding

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

Chestnut Blight

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

Chytridiomycota

The Five Main Groups of Fungi

Chytridiomycota, Zygomycota, Glomeromycota, Ascomycota, Basidiomycota

The only fungi with flagellated cells

Chytridomycetes

Production of ____ is a means of rapidly propagating new mycelia when environmental conditions are favorable for ascomycetes.

Conidia

Hyphae that contain two genetically distinct, sexually compatible nuclei within each cell are described as:

Dikaryotic

Which one of the following is mismatched?

Dutch elm disease-glomeromycetes

True or False: Members of the Glomeromycota may be involved with mycorrhizae

FALSE

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

Glomeromycete

Which fungal group is coenocytic and reproduce asexually via blastospores?

Glomeromycetes

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

Hypha

Fungal bodies consist of long branched filaments called ____

Hypha

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

Lichen

Of the following, which would be predicted to grow at the slowest rate?

Lichen

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

Lichen

Most fungi are ____

Multicellular, but some are unicellular

Tangled network of hypha

Mycelium

How do mycorrhizae benefit plants?

Mycorrhizae increase a plant's absorptive surface area of roots.

Which process marks the start of the dikaryotic stage (n + n) in the fungal reproductive cycle?

Plasmogamy

Cell walls that divide hypha

Septa

Phyla Ascomycota and Basidiomycota are considered ____ because they share a more recent common ancestor with each other than either does with any other group.

Sister Taxa

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

Spores

True or False: Microsporidia lack Golgi bodies and mitochondria

TRUE

A simple body composed of a few cells

Thallus

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

Underground mycelium

What is an example of a plant disease caused by a basiodiomycete?

Wheat Rust

Which unicellular fungus is probably in most kitchens?

Yeast

Fungi that lack septa are called:

coenocytic

One ancestral characteristic remaining in representatives of the Chytridiomycota is:

flagellated cells

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

haustoria

Hyphae of a basidiomycete's primary mycelium consist of ____ cells.

monokaryotic

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

nonmotile; sexually or asexually