Bio Test 4
What is the translation of "pseudopodia," a characteristic of the amoebas?
false feet
In a fungus, a complex multicellular reproductive structure is called a(n):
fruiting body.
Black bread mold is ____, which means that it is self-sterile.
heterothallic
What is the nutritional mode of most bacteria?
heterotrophy
A ____ is a tangled mass of hyphae.
mycelium
Most fungal spores are ____ reproductive cells that are produced ____.
nonmotile; sexually or asexually
Which is an anaerobic excavate that is an endosymbiont of animals?
parabasilid
Refer to the accompanying figure. The structure labeled as 1 is a:
perforated septum
Refer to the accompanying figure. What is missing in the filament labeled as A?
septa
What is a chain of round bacteria called?
streptococci
Peptidoglycan consists of:
sugars crosslinked with proteins
Most protists are ____, with each cell forming a complete organism capable of performing all the functions characteristic of life.
unicellular
Which statement about bacteria is FALSE?
Bacteria are not cellular and are sometimes not classified as life forms.
How do bacteria move?
By means of a rotating flagella
Which algal group contains individuals that are typically unicellular and form siliceous shells?
diatoms
In zygomycetes such as Rhizopus, the zygospore is haploid.
False
Red tides are caused by red algae.
False
How do mycorrhizae benefit plants?
Mycorrhizae increase a plant's absorptive surface area of roots.
Which statement about mycorrhizae is FALSE?
Arbuscular mycorrhizae are extracellular.
Conidia are asexual spores.
True
The body of a water mold is called a(n) mycelium.
True
Most bacterial cells can keep from bursting in a hypotonic environment because of:
a rigid cell wall
Members of the ____ move via pseudopodia.
amoebozoa
Which type of protist is responsible for malaria in humans, parasitic to both humans and mosquitoes?
apicomplexans
Most protists are:
aquatic
Ascomycetes reproduce sexually by forming:
ascospores
Which of the following are rod-shaped bacteria?
bacilli
Mushrooms that we eat are technically referred to as:
basidiocarps.
Yeasts reproduce asexually by:
budding
The cell walls of fungi are composed of:
cellulose
The surface of a Paramecium is covered with thousands of short, hair-like ____.
cilia
