MICROBIOLOGY UTA 2460 PRACTICE
EXAMINATION 2026 QUESTIONS WITH
ANSWERS GRADED A+
• rheostat.
Answer: dimmer switch, controls intensity of illuminator
• The pink color in the top of the broth in an FTM tube indicates....
Answer: the presence of oxygen
• Which of the following is not a major element of a microbial cell....
Answer: copper
• The two functions of bacterial appendages are....
Answer: attachment and motility
• Eukaryotic Cell Walls of eukaryotic organisms.
Answer: -Fungi & plants: cellulose -Protists & algae: silica, agar, or calcium
carbonate -Fungi: chitin
• The motile, feeding stage of protozoa is called the....
Answer: trophozoite
• highest frequency of visible light (color).
Answer: violet
• frequency.
Answer: rate of peaks in a given time
• Aerobic respiration is an example of....
Answer: chemoheterotrophy
• How is an antiseptic different from a disinfectant....
Answer: an antiseptic is used to remove to kill microorganisms on tissue,
whereas a disinfectant is used to remove or kill microorganisms on
inanimate objects
, • What indicates a positive catalase test....
Answer: bubbles
• The atomic number of sulfur is 16. What is the bonding capacity of sulfur....
Answer: 2
• Which of the following is not a major element of microbial cell....
Answer: copper
• Osmosis.
Answer: diffusion of water in response to different solute concentrations
• Synthesis of an inducible enzyme requires....
Answer: substrate bound to repressor
• Filamentous Appendages (2 Kinds).
Answer: 1. Fimbriae - short bristly proteins that aid in attachment 2. Pili -
longer appendages aid in attachment OR transfer of DNA (sex pilus)
• A nutrient binds to receptors near the basal body. This will result in....
Answer: counter clockwise rotation of flagella
• Infectious protein particles are called....
Answer: prions
• A superinfection results from....
Answer: a decrease in most normal biota resulting in the overgrowth of an
unaffected species.
• Which of the following is not associated with every virus....
Answer: envelope
• Which method often results in colonies developing down throughout the
agar along with some colonies on the surface....
Answer: pour plate
• vegetative cells.
Answer: present in normal favorable conditions, Sensitive to extreme
temperatures and radiation, Gram-positive, Normal water content and
EXAMINATION 2026 QUESTIONS WITH
ANSWERS GRADED A+
• rheostat.
Answer: dimmer switch, controls intensity of illuminator
• The pink color in the top of the broth in an FTM tube indicates....
Answer: the presence of oxygen
• Which of the following is not a major element of a microbial cell....
Answer: copper
• The two functions of bacterial appendages are....
Answer: attachment and motility
• Eukaryotic Cell Walls of eukaryotic organisms.
Answer: -Fungi & plants: cellulose -Protists & algae: silica, agar, or calcium
carbonate -Fungi: chitin
• The motile, feeding stage of protozoa is called the....
Answer: trophozoite
• highest frequency of visible light (color).
Answer: violet
• frequency.
Answer: rate of peaks in a given time
• Aerobic respiration is an example of....
Answer: chemoheterotrophy
• How is an antiseptic different from a disinfectant....
Answer: an antiseptic is used to remove to kill microorganisms on tissue,
whereas a disinfectant is used to remove or kill microorganisms on
inanimate objects
, • What indicates a positive catalase test....
Answer: bubbles
• The atomic number of sulfur is 16. What is the bonding capacity of sulfur....
Answer: 2
• Which of the following is not a major element of microbial cell....
Answer: copper
• Osmosis.
Answer: diffusion of water in response to different solute concentrations
• Synthesis of an inducible enzyme requires....
Answer: substrate bound to repressor
• Filamentous Appendages (2 Kinds).
Answer: 1. Fimbriae - short bristly proteins that aid in attachment 2. Pili -
longer appendages aid in attachment OR transfer of DNA (sex pilus)
• A nutrient binds to receptors near the basal body. This will result in....
Answer: counter clockwise rotation of flagella
• Infectious protein particles are called....
Answer: prions
• A superinfection results from....
Answer: a decrease in most normal biota resulting in the overgrowth of an
unaffected species.
• Which of the following is not associated with every virus....
Answer: envelope
• Which method often results in colonies developing down throughout the
agar along with some colonies on the surface....
Answer: pour plate
• vegetative cells.
Answer: present in normal favorable conditions, Sensitive to extreme
temperatures and radiation, Gram-positive, Normal water content and
