UTA Microbiology Exam 2 Questions and
Answers (2026/2027) | Updated Review |
A+ Verified
• Why can prokaryotes be found almost anywhere? CORRECT ANSWER: They are
able to switch their metabolic or respiration methods
• Describe mutualism CORRECT ANSWER: Both organisms benefit
• Describe amensalism CORRECT ANSWER: One organism is harmed, the other is
unaffected
• Describe commensalism CORRECT ANSWER: one organism benefits and the other is
unaffected
• Describe neutralism CORRECT ANSWER: both organisms are unaffected
• Describe parasitism CORRECT ANSWER: One organism benefits and the other is
harmed
• What is the difference between a resident and transient microbe? CORRECT
ANSWER: A resident microbe is constantly living in/on our bodies
A transient microbe is temporary
• What does the gram negative phyla include? CORRECT ANSWER: -proteobacteria
-spirochete
-FCB group
-planctomycetes
• What does the gram postivie phylum include? CORRECT ANSWER: -actinobacteria
-firmicutes
• What makes up the bulk of all gram negative bacteria? CORRECT ANSWER:
Proteobacteria
-alpha
-beta
-gamma
-delta
-epsilon
• Define oligotrophs CORRECT ANSWER: organisms that live in a low nutrient
environment
, • What does it mean for a microbe to be an obligate intracellular organism? CORRECT
ANSWER: the microbe MUST BE in a host cell for metabolic function to occur
• What is the causative agent of Rocky Mountain spotted fever and typhus fever?
CORRECT ANSWER: Rickettsia spp.
• What is the causative agent for lymphogranuloma venereum (STD)? CORRECT
ANSWER: Chlamydia spp.
• What is the class of the Rickettsia spp.? CORRECT ANSWER: Alphaproteobacteria
• What is the class of Chlamydia spp.? CORRECT ANSWER: Alphaproteobacteria
• Which class is full of oligotrophs? CORRECT ANSWER: Alphaproteobacteria
• What is the causative agent for whooping cough? CORRECT ANSWER: Bordetella
spp.
• What class does Pseudomonas belong to? CORRECT ANSWER:
Gammaproteobacteria
• What does it mean to be a eutroph? CORRECT ANSWER: The microbe requires a
nutrient rich environment to survive
• Which class is made up of eutroph? CORRECT ANSWER: Betaproteobacteria
• Which class is the largest and most diverse? CORRECT ANSWER:
Gammaproteobacteria
• What class does Pasteurella Haemonlytica belong to? CORRECT ANSWER:
Gammaproteobactera
• What is the causative agent for severe pneumonia in animals? CORRECT ANSWER:
Pasteurella haemolytica
• What is the causative agent for upper and lower respiratory infections? CORRECT
ANSWER: Haemophilus influenza
• What is the causative agent for infection of wounds, urinary tract, and respiratory
tract? CORRECT ANSWER: Pseudomonas aeruginosa
• What class does Haemoplilus belong to? CORRECT ANSWER:
Gammaproteobacteria
• What class does Vibrio belong to? CORRECT ANSWER: Gammaproteobacteria
Answers (2026/2027) | Updated Review |
A+ Verified
• Why can prokaryotes be found almost anywhere? CORRECT ANSWER: They are
able to switch their metabolic or respiration methods
• Describe mutualism CORRECT ANSWER: Both organisms benefit
• Describe amensalism CORRECT ANSWER: One organism is harmed, the other is
unaffected
• Describe commensalism CORRECT ANSWER: one organism benefits and the other is
unaffected
• Describe neutralism CORRECT ANSWER: both organisms are unaffected
• Describe parasitism CORRECT ANSWER: One organism benefits and the other is
harmed
• What is the difference between a resident and transient microbe? CORRECT
ANSWER: A resident microbe is constantly living in/on our bodies
A transient microbe is temporary
• What does the gram negative phyla include? CORRECT ANSWER: -proteobacteria
-spirochete
-FCB group
-planctomycetes
• What does the gram postivie phylum include? CORRECT ANSWER: -actinobacteria
-firmicutes
• What makes up the bulk of all gram negative bacteria? CORRECT ANSWER:
Proteobacteria
-alpha
-beta
-gamma
-delta
-epsilon
• Define oligotrophs CORRECT ANSWER: organisms that live in a low nutrient
environment
, • What does it mean for a microbe to be an obligate intracellular organism? CORRECT
ANSWER: the microbe MUST BE in a host cell for metabolic function to occur
• What is the causative agent of Rocky Mountain spotted fever and typhus fever?
CORRECT ANSWER: Rickettsia spp.
• What is the causative agent for lymphogranuloma venereum (STD)? CORRECT
ANSWER: Chlamydia spp.
• What is the class of the Rickettsia spp.? CORRECT ANSWER: Alphaproteobacteria
• What is the class of Chlamydia spp.? CORRECT ANSWER: Alphaproteobacteria
• Which class is full of oligotrophs? CORRECT ANSWER: Alphaproteobacteria
• What is the causative agent for whooping cough? CORRECT ANSWER: Bordetella
spp.
• What class does Pseudomonas belong to? CORRECT ANSWER:
Gammaproteobacteria
• What does it mean to be a eutroph? CORRECT ANSWER: The microbe requires a
nutrient rich environment to survive
• Which class is made up of eutroph? CORRECT ANSWER: Betaproteobacteria
• Which class is the largest and most diverse? CORRECT ANSWER:
Gammaproteobacteria
• What class does Pasteurella Haemonlytica belong to? CORRECT ANSWER:
Gammaproteobactera
• What is the causative agent for severe pneumonia in animals? CORRECT ANSWER:
Pasteurella haemolytica
• What is the causative agent for upper and lower respiratory infections? CORRECT
ANSWER: Haemophilus influenza
• What is the causative agent for infection of wounds, urinary tract, and respiratory
tract? CORRECT ANSWER: Pseudomonas aeruginosa
• What class does Haemoplilus belong to? CORRECT ANSWER:
Gammaproteobacteria
• What class does Vibrio belong to? CORRECT ANSWER: Gammaproteobacteria
