Microbiology Lecture Exam#3 WithAll v v v v v
Answers Correct v v
a - CORRECT ANSWER✔✔Which of the following statements regarding fungi is false?
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a) Most fungi are pathogenic for humans.
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b) Fungi are eukaryotic heterotrophis.
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c) Fungi reproduce by forming asexual or sexual spores.
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d) Most fungi grow well in acidic culture condition.
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e) Fungi tolerate low moisture conditons.
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e - CORRECT ANSWER✔✔Which of the following pairs is mismatched?
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a) Basidomycota - basidospores
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b) Ascomycota - ascospores
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c) Zygomycota - zygospores
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d) Microsporidia - no sexual spores
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e) Anamorphs - no spores
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c - CORRECT ANSWER✔✔Which of the following statements regarding fungi is FALSE?
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,a) Fungi produce sexual spores
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b) Fungi produce asexual spores
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c) Fungal spores are used highly resistant to heat
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d) Fungal spores are used for the identification of fungi
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e - CORRECT ANSWER✔✔Which of the following pairs is mismatched?
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a) teleomorph - produces both sexual and asexual spores
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b) dermatomycosis - fungal infection of the skin
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c) dimorphic fungus - grows as yeast or as a mold
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d) systemic mycosis - fungal infection of body organs
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e) coenocytic - hyphae with cross-walls or septum between cells
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a - CORRECT ANSWER✔✔True or False? Plasmogamy, karyogamy, and meiosis are stages of the fungal sexual
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life cycle.
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a) true v
b) false v
a - CORRECT ANSWER✔✔Protozoan and helminthic diseases are difficult to treat because
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a) their cells are structurally and functionally similar to human cells.
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b) they replicate inside human cells.
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c) they do not have ribosomes.
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d) they do not reproduce.
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,e) they have more genes than bacteria.
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b - CORRECT ANSWER✔✔True or False? In helminth life cycles, the organism that harbors the sexually
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reproductive phase of the parasite is called the intermediate host.
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a) true v
b) false v
e - CORRECT ANSWER✔✔In the malaria parasite life cycle
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a) humans are the intermediate host.
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b) mosquitoes are the definitive host.
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c) mosquitoes are the vector.
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d) humans are the intermediate host and mosquitoes are the definitive host.
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e) humans are the intermediate host and mosquitoes are both the definitive host and the vector.
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c - CORRECT ANSWER✔✔Which of the following arthropods does NOT transmit diseases by sucking blood
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from a human host?
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a) lice v
b) fleas v
c) houseflies
v
d) mosquitoes v
e) kissing bugs v v
b - CORRECT ANSWER✔✔Giardia and Trichomonas are unusual eukaryotes because they
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, a) are motile. v v
b) lack mitochondria.
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c) lack nuclei.
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d) do not produce cysts.
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e) do produce cysts.
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c - CORRECT ANSWER✔✔Helminthic diseases are usually transmitted to humans by
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a) respiratory route
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b) genitourinary route
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c) gastrointestinal route
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d) vectors v
e) aerosols v
e - CORRECT ANSWER✔✔Which of the following statements regarding protozoa is TRUE?
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a) Most protozoa are photosynthetic.
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b) Some protozoa reproduce by schizogony, a process that is virtually identical to the budding process that
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happens in some yeast.
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c) All protozoa can undergo sexual reproduction.
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d) Nearly all protozoa cause disease.
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e) When conditions become harsh, some protozoa can form a protective capsule, which is called a cyst.
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d - CORRECT ANSWER✔✔What do tapeworms eat?
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Answers Correct v v
a - CORRECT ANSWER✔✔Which of the following statements regarding fungi is false?
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a) Most fungi are pathogenic for humans.
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b) Fungi are eukaryotic heterotrophis.
v v v v
c) Fungi reproduce by forming asexual or sexual spores.
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d) Most fungi grow well in acidic culture condition.
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e) Fungi tolerate low moisture conditons.
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e - CORRECT ANSWER✔✔Which of the following pairs is mismatched?
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a) Basidomycota - basidospores
v v v
b) Ascomycota - ascospores
v v v
c) Zygomycota - zygospores
v v v
d) Microsporidia - no sexual spores
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e) Anamorphs - no spores
v v v v
c - CORRECT ANSWER✔✔Which of the following statements regarding fungi is FALSE?
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,a) Fungi produce sexual spores
v v v v
b) Fungi produce asexual spores
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c) Fungal spores are used highly resistant to heat
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d) Fungal spores are used for the identification of fungi
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e - CORRECT ANSWER✔✔Which of the following pairs is mismatched?
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a) teleomorph - produces both sexual and asexual spores
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b) dermatomycosis - fungal infection of the skin
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c) dimorphic fungus - grows as yeast or as a mold
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d) systemic mycosis - fungal infection of body organs
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e) coenocytic - hyphae with cross-walls or septum between cells
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a - CORRECT ANSWER✔✔True or False? Plasmogamy, karyogamy, and meiosis are stages of the fungal sexual
v v v v v v v v v v v v v v v
life cycle.
v v
a) true v
b) false v
a - CORRECT ANSWER✔✔Protozoan and helminthic diseases are difficult to treat because
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a) their cells are structurally and functionally similar to human cells.
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b) they replicate inside human cells.
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c) they do not have ribosomes.
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d) they do not reproduce.
v v v v
,e) they have more genes than bacteria.
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b - CORRECT ANSWER✔✔True or False? In helminth life cycles, the organism that harbors the sexually
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reproductive phase of the parasite is called the intermediate host.
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a) true v
b) false v
e - CORRECT ANSWER✔✔In the malaria parasite life cycle
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a) humans are the intermediate host.
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b) mosquitoes are the definitive host.
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c) mosquitoes are the vector.
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d) humans are the intermediate host and mosquitoes are the definitive host.
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e) humans are the intermediate host and mosquitoes are both the definitive host and the vector.
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c - CORRECT ANSWER✔✔Which of the following arthropods does NOT transmit diseases by sucking blood
v v v v v v v v v v v v v v
from a human host?
v v v v
a) lice v
b) fleas v
c) houseflies
v
d) mosquitoes v
e) kissing bugs v v
b - CORRECT ANSWER✔✔Giardia and Trichomonas are unusual eukaryotes because they
v v v v v v v v v v
, a) are motile. v v
b) lack mitochondria.
v v
c) lack nuclei.
v v
d) do not produce cysts.
v v v v
e) do produce cysts.
v v v
c - CORRECT ANSWER✔✔Helminthic diseases are usually transmitted to humans by
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a) respiratory route
v v
b) genitourinary route
v v
c) gastrointestinal route
v v
d) vectors v
e) aerosols v
e - CORRECT ANSWER✔✔Which of the following statements regarding protozoa is TRUE?
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a) Most protozoa are photosynthetic.
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b) Some protozoa reproduce by schizogony, a process that is virtually identical to the budding process that
v v v v v v v v v v v v v v v v
happens in some yeast.
v v v v
c) All protozoa can undergo sexual reproduction.
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d) Nearly all protozoa cause disease.
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e) When conditions become harsh, some protozoa can form a protective capsule, which is called a cyst.
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d - CORRECT ANSWER✔✔What do tapeworms eat?
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