Microbiology Test Question bank
VERIFIED QUESTIONS AND
ANSWERS
D. Eukarya - ---correct answers ---Which of the following is a
eukaryotic domain in the three-domain system?
A. Archaea
B. Fungi
C. Bacteria
D. Eukarya
A. Van Leeuwenhoek - ---correct answers ---Who was the first to
observe microorganisms with a microscope?
A. Van Leeuwenhoek
B. Hooke
C. Koch
D. Pasteur
E. None of the above
B. Phospholipids - ---correct answers ---These are the primary
molecules making up membranes in cells:
A. Proteins
,B. Phospholipids
C. Nucleic acids
D. Carbohydrates
E. None of the above
A. The final electron acceptors are different - ---correct answers ---
Aerobic respiration differs from anaerobic respiration in which of the
following respects?
A. The final electron acceptors are different
B. Aerobic respiration creates fewer molecules of ATP
C. ANaerobic respiration includes glycolysis
D. Aerobic respiration requires the electron transport chain
B. Chemoheterotroph - ---correct answers ---Which of the
following has to consume carbohydrates for both carbon and energy?
A. Photoautotroph
B. Chemoheterotroph
C. Chemoautotroph
D. Photoheterotroph
B. hypertonic environment - ---correct answers ---salts and sugars
work to preserve foods by creating a
A. depletion of nutrients
B. hypertonic environment
,C. hypotonic environment
D. lower pH
D. can use oxygen or can grow without oxygen - ---correct answers
---The term facultative anaerobe refers to an organism
A. is killed by oxygen
B. doesnt use oxygen but tolerates it
C. requires less oxygen than is present in air
D. can use oxygen or can grow without oxygen
C. Thermophile- optimal growth 37C - ---correct answers ---which
group of the following bacterial growth types and temperatures is
mismatched?
A. Psychrotroph- optimal growth 22C
B. Psychrophile- optimal growth 12C
C. Thermophile- optimal growth 37C
D. Hyperthermophile- optimal growth 95C
A. Halophiles - ---correct answers ---Which group of
microorganisms is most likely to spoil a freshwater trout preserved with
salt?
A. Halophiles
B. Psychrophiles
C. Anaerobes
, D. Thermophiles
A. ionizing radiation - ---correct answers ---Which of the following
is a good method to sterilize the interior of dense materials without using
high heat?
A. ionizing radiation
B. Pasteurization
C. autoclave
D. none of the above
B. Photosynthesis - ---correct answers ---One important ecosystem
function performed by microorganisms (such as algae and
cyanobacteria) is the primary production of biomass through the
metabolic process of
A. Anaerobic respiration
B. Photosynthesis
C. Aerobic respiration
D. fermentation
B. normal - ---correct answers ---The bacteria that are typically
present and on the surface of the human body, and which are typically
harmless or even helpful to humans are called the "________"
microbiota
A. endemic
B. normal
VERIFIED QUESTIONS AND
ANSWERS
D. Eukarya - ---correct answers ---Which of the following is a
eukaryotic domain in the three-domain system?
A. Archaea
B. Fungi
C. Bacteria
D. Eukarya
A. Van Leeuwenhoek - ---correct answers ---Who was the first to
observe microorganisms with a microscope?
A. Van Leeuwenhoek
B. Hooke
C. Koch
D. Pasteur
E. None of the above
B. Phospholipids - ---correct answers ---These are the primary
molecules making up membranes in cells:
A. Proteins
,B. Phospholipids
C. Nucleic acids
D. Carbohydrates
E. None of the above
A. The final electron acceptors are different - ---correct answers ---
Aerobic respiration differs from anaerobic respiration in which of the
following respects?
A. The final electron acceptors are different
B. Aerobic respiration creates fewer molecules of ATP
C. ANaerobic respiration includes glycolysis
D. Aerobic respiration requires the electron transport chain
B. Chemoheterotroph - ---correct answers ---Which of the
following has to consume carbohydrates for both carbon and energy?
A. Photoautotroph
B. Chemoheterotroph
C. Chemoautotroph
D. Photoheterotroph
B. hypertonic environment - ---correct answers ---salts and sugars
work to preserve foods by creating a
A. depletion of nutrients
B. hypertonic environment
,C. hypotonic environment
D. lower pH
D. can use oxygen or can grow without oxygen - ---correct answers
---The term facultative anaerobe refers to an organism
A. is killed by oxygen
B. doesnt use oxygen but tolerates it
C. requires less oxygen than is present in air
D. can use oxygen or can grow without oxygen
C. Thermophile- optimal growth 37C - ---correct answers ---which
group of the following bacterial growth types and temperatures is
mismatched?
A. Psychrotroph- optimal growth 22C
B. Psychrophile- optimal growth 12C
C. Thermophile- optimal growth 37C
D. Hyperthermophile- optimal growth 95C
A. Halophiles - ---correct answers ---Which group of
microorganisms is most likely to spoil a freshwater trout preserved with
salt?
A. Halophiles
B. Psychrophiles
C. Anaerobes
, D. Thermophiles
A. ionizing radiation - ---correct answers ---Which of the following
is a good method to sterilize the interior of dense materials without using
high heat?
A. ionizing radiation
B. Pasteurization
C. autoclave
D. none of the above
B. Photosynthesis - ---correct answers ---One important ecosystem
function performed by microorganisms (such as algae and
cyanobacteria) is the primary production of biomass through the
metabolic process of
A. Anaerobic respiration
B. Photosynthesis
C. Aerobic respiration
D. fermentation
B. normal - ---correct answers ---The bacteria that are typically
present and on the surface of the human body, and which are typically
harmless or even helpful to humans are called the "________"
microbiota
A. endemic
B. normal
