Microbiology 020 - General Microbiology » Spring 2022 » Chapter 5 Quiz
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Question #1
Protozoa are a group of unicellular organisms that may display motility by means of:
A.
Legs
B.
Peristalsis
C.
Brownian motion
D.
Pseudopods only
E.
Cilia, flagella, and pseudopods
F.
Cilia only
Question #2
Many protozoa have ___ distinct stages in their life cycle (use a number).
A.
2
B.
3
C.
1
D.
4
Question #3
The free-living, feeding, motile stage is called a(n) _____ .
A.
trophozoites
B.
chitin
C.
pseudopods
D.
anaerobic
Question #4
A hardy, resting stage commonly formed under adverse condition is called a(n) _____ .
A.
sporangia
B.
cysts
C.
conidia
D.
chitin
Question #5
Most protozoa are heterotrophic aerobes; however, intestinal protozoa can grow under _____ conditions.
A.
anaerobic
B.
definite
C.
acidic
D.
aerobic
Question #6
Amoebas move and feed through cytoplasmic extensions of the cell membrane called _____ .
A.
flagella
B.
peristalsis
C.
pseudopod
D.
cilia
Question #7
They ingest solid food particles through a process called _____ .
A.
pseudopods
B.
trophozoites
C.
peristalsis
D.
phagocytoses
Question #8
Entamoeba histolytica is an amoeba that can cause dysentery and produce extraintestinal _____ in the host.
A.
chitin
B.
conidia
C.
cilia
D.
cysts
Question #9
An amoeba that lives in a host without causing disease or symptoms is referred to as _____ .
A.
commensalism
B.
mutualism
C.
parasitism
Question #10
Many parasites have complex life cycles with more than _____ host(s) (use a number).
A.
4
B.
3
C.
2
D.
1
Question #11
The host that harbors the sexually reproducing form is called the _____ host.
A.
aerobic
B.
intermediate
C.
definite
D.
anaerobic
Question #12
The host that harbors the asexual form is called the _____ host.
A.
definite
B.
anaerobic
C.
aerobic
D.
intermediate
Question #13
For Plasmodium vivax, the causative agent of the disease _____ , humans are the _____ host.
A.
sporangia, definite
B.
conidia, alternative
C.
malaria, intermediate
Question #14
Fungi are a diverse group of heterotrophs. In nature, most fungi are decomposers or _____ , while a few are _____ .
A.
pseudopods, cysts
B.
trophozoites, phagocytoses
C.
saprotroph, parasite
Question #15
The cell walls of many fungi are made up of a polysaccharide called _____ , which is also found in the exoskeleton of insects.
A.
cysts
B.
conidia
C.
sporangia
D.
chitin
Question #16
As far as their oxygen requirements are concerned, molds and other multicellular fungi are typically _____ , while yeasts are usually facultative _____ .
A.
definite, indefinite
B.
aerobes, anaerobe
C.
anaerobe, aerobes
Question #17
Fungal _____ are formed from aerial hyphae and are used for both sexual and asexual _____ .
A.
cysts, formation
B.
aerobes, mutation
C.
spores, replication
Question #18
An asexual spore that is not enclosed by a sac is called a(n) _____ . This type of spore is produced by molds like Penicillium.
A.
cysts
B.
peristalsis
C.
conidiospore
D.
sporangiospore
Question #19
A(n) is an asexual spore that forms within a sac or sporangium. This type of spore is produced by molds like Rhizopus.
A.
flagella
B.
conidiospore
C.
pseudopods
D.
sporangiospore
Question #20
Fungi are ____ resistant to high osmotic pressure than bacteria.
A.
less
B.
not
C.
equally
D.
more
Question #21
Fungi grow at pHs that are more _____ than the pH at which most bacteria grow.
A.
acidic
B.
complex
C.
neutral
Question #22
Unlike most bacteria and animals, fungi have the ability to break down _____ carbohydrates such as cellulose.
A.
small
B.
fatty
C.
indigestible
Question #23
Fungi typically require less _____ to grow than bacteria do.
A.
nutrients
B.
space
C.
time
Question #24
Match the algae parts. Holdfast
A.
Anchor algae to a solid surface
B.
Leaf-like structures
C.
Gas-filled bladder used for buoyancy
D.
None of these choices
Question #25
Match the algae parts.Pneumatocyst
A.
Gas-filled bladder used for buoyancy
B.
Leaf-like structures
C.
Body, lacks conductive tissue
D.
Hollow stem-like structure
Question #26
Match the algae parts.Blades
A.
Body, lacks conductive tissue
B.
Hollow stem-like structure
C.
Anchor algae to a solid surface
D.
Leaf-like structures
Question #27
Match the algae parts.Stipes
A.
Gas-filled bladder used for buoyancy
B.
Body, lacks conductive tissue
C.
Hollow stem-like structure
D.
Anchor algae to a solid surface
Question #28
Match the algae parts.Thallus
A.
Leaf-like structures
B.
Hollow stem-like structure
C.
Body, lacks conductive tissue
D.
Gas-filled bladder used for buoyancy
Question #29
Match the term related to worm with the best description. Nematode
A.
Roundworm
B.
Fluke
C.
Tapeworm
D.
Flatworm
Question #30
Match the term related to worm with the best description. Platyhelminth
A.
Tapeworm
B.
Fluke
C.
Roundworm
D.
Flatworm
Question #31
Match the term related to worm with the best description. Trematode
A.
Flatworm
B.
Roundworm
C.
Tapeworm
D.
Fluke
Question #32
Match the term related to worm with the best description. Cestode
A.
Fluke
B.
Roundworm
C.
Tapeworm
D.
Flatworm
Question #33
Match the term related to worm with the best description. Dioecious
A.
Separate male and female
B.
Head of a tapeworm used for attachment
C.
Worm with both male and female reproductive organs
D.
None of these choices
Question #34
Match the term related to worm with the best description. Hermaphrodite
A.
Head of a tapeworm used for attachment
B.
Separate male and female
C.
None of these choices
D.
Worm with both male and female reproductive organs
Question #35
Match the term related to worm with the best description. Scolex
A.
Separate male and female
B.
None of these choices
C.
Worm with both male and female reproductive organs
D.
Head of a tapeworm used for attachment
Question #36
Match the term related to worm with the best description. Proglottid
A.
Body segment containing both male and female reproductive organs
B.
Separate male and female
C.
None of these choices
D.
Worm with both male and female reproductive organs
Question #37
A.
Eight legs, Spider, mites, and ticks
B.
Four antennae, mostly aquatic
C.
Six legs, Lice, fleas, and mosquitos
D.
None of these choices
Question #38
Match the term with the best choice or description. Insects
A.
Six legs, Lice, fleas, and mosquitos
B.
None of these choices
C.
Four antennae, mostly aquatic
D.
Eight legs, Spider, mites, and ticks
Question #39
Match the term with the best choice or description. Vectors
A.
None of these choices
B.
Organisms that transmit diseases
C.
Eight legs, Spider, mites, and ticks
D.
Segmented bodies, jointed legs, and chitin exoskeletons
Question #40
Match the term with the best choice or description. Crustaceans
A.
None of these choices
B.
Eight legs, Spider, mites, and ticks
C.
Four antennae, mostly aquatic
D.
Six legs, Lice, fleas, and mosquitos
Question #41
Match the term with the best choice or description. Arthropods
A.
Organisms that transmit diseases
B.
None of these choices
C.
Segmented bodies, jointed legs, and chitin exoskeletons
D.
Six legs, Lice, fleas, and mosquitos
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