Biology: Quiz 1: Microbial Taxonomy and Fungi
Penicillium chrysogenum is considered important because it is the first ________ discovered.
antibiotic
Organisms are classified as either a prokaryote or a eukaryote based on their _______.
cellular structure
This term refers to the structure in which spores are produced.
sporangium
Long hyphae that act as anchors to a surface are called ________.
stolon
Most species of the kingdom Zygomycota are called
terrestrial saprophytes
The process of budding can be defined as:
the production of new organisms by pinching off a portion of the parent cell
Fungi are grouped into club fungi or sac fungi according to:
the shape of their spore-producing structures
Which of the following best describes the structure of sporangiophore?
tiny stalk-like structures which support the sporangium
Select common organisms which are part of the phylum Ascomycota.
yeast, morels
Multiple select. Select the phyla of fungi you will be studying in this section.
Ascomycota Basidiomycota Chytridiomycota Zygomycota
Without spores, fungi could not:
reproduce
Saccharomyces cerevisiae is important to the food industry in what way?
causes bread to rise
Symbiosis is defined as a _______ relationship between two different species.
win-win
Morels are commonly found growing on damp forest floors.
True
Multicellular fungi are composed of thread-like structures called __________.
hyphae
Fungi are classified as saprophytes when they exhibit which characteristic?
obtain food from non-living organic material
An organism which lives directly on or in another organism without providing any benefits to its host is called a:
parasite
Select reasons why fungi are no longer classified as plants.
Fungi do not produce their own food. Fungi do not exhibit tissue differentiation. Fungi cell walls are composed of chitin.
Select reasons why chytrids differ significantly from other fungi.
Most members are aquatic. The reproductive cells have flagellum.
How do rhizoids help fungi to obtain food?
They produce enzymes which break down organic molecules into a useable form.
The name of the fruiting body for all sac fungi is ________.
ascus
Archaea and Eubacteria are kingdoms composed of organisms which:
do not have a membrane-bound nucleus
The breaking down of complex molecules into simpler molecules which cells can use for food is called ___________.
fermentation
The wide-spread destruction of elm trees in the United States was caused by _________.
Ceratocystis ulmi
Select all the kingdoms that are composed of eukaryotes.
Fungi Plantae Protista Animalia