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Microbiology Quizzes Correctly Solved
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©PREP4EXAMS @2024 [REAL EXAM DUMPS] Wednesday, July 17, 2024 1:27 AMMicrobiology Quizzes Correctly Solved
Since exam points are 37.5% of the grade in this course, it is theoretically possible to get
below 50% on an exam and pass the course. - ✔️✔️True
You should not pay attention to the lab and course schedule because it does not vary during
the semester. - ✔️✔️False
What are the names of the instructors in this course? - ✔️✔️- Dr. Prestwich
- Dr. Peseckis
- Dr. Gadient
Teaching assistants are available for the course and can be consulted if you have questions. -
✔️✔️True
Blackboard access and notifications are essential for this course and must be habitual to do
well. - ✔️✔️True
Please match the characteristics with the type of microorganism. - ✔️✔️1. Don't have nucleic
acids
- Prion
2. Contain DNA or RNA but aren't cellular
- Viruses
3. DNA is in a single chromosome but not in a nucleus
- Bacteria
4. Eukaryote that is easy to grow in the lab
- fungi
5. Eukaryote that is difficult to cultivate in the lab
- Protozoa
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, ©PREP4EXAMS @2024 [REAL EXAM DUMPS] Wednesday, July 17, 2024 1:27 AM
Prokaryotic chromosomes undergo mitosis and meiosis. - ✔️✔️False
Bacterial species that don't infect humans can transmit antibiotic resistance to bacterial
species that do infect humans. - ✔️✔️True
Prokaryotes do not possess a true nucleus. - ✔️✔️True
Which of these is a common pharmaceutical application of microorganisms? - ✔️✔️- All of the
above. (correct)
- Used in the manufacture of steroids
- Used in tests to detect metabolic disorders
- Manufacture of antibiotics
Microorganisms are used in which of the following pharmaceutical applications? - ✔️✔️- All
of the above. (correct)
- Manufacture of antibiotics.
- Manufacture of vaccines.
- Used in tests to detect metabolic disorders.
- Indicate whether something is sterile.
Prokaryotes have mitochondria. - ✔️✔️False
What is true of ribosomal RNA? - ✔️✔️Prokaryotic rRNA is 70S that is comprised of 30S and
50S subunits.
Which of the following can contain RNA as their primary genetic material? - ✔️✔️Viruses
Which of the following are Eukaryotic organisms? - ✔️✔️Fungi
What is true of prions? - ✔️✔️Human diseases caused by prions are untreatable and fatal
Protozoa cause pharmaceuticals to spoil. - ✔️✔️False
Where can microorganisms be found? - ✔️✔️-All of the above (correct)
- Air
- Soil
- Water
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, ©PREP4EXAMS @2024 [REAL EXAM DUMPS] Wednesday, July 17, 2024 1:27 AM
- On and in plants and animals
- Anarctic ice
Which of these does not represent a difference between Eukaryotes and Prokaryotes? -
✔️✔️Eukaryotes have peptidoglycan in their cell walls. Prokaryotes have sterols in their cell
membrane.
Which of the following are not true of microorganisms? - ✔️✔️Bacteria that don't infect
humans don't have any negative implications for humans.
Which of the following do not have a cellular structure? - ✔️✔️Viruses
Eukaryotes and prokaryotes both reproduce via axesual reproduction. - ✔️✔️True
Which of the following is true? - ✔️✔️Antibiotics and vaccines are often available for BSL 2
organisms.
Which of these is not generally considered a benefit of microorganisms? - ✔️✔️Cause
infections
Biosafety level [1], applies to work with agents that usually pose a minimal potential threat to
laboratory workers and the environment and do not normally cause [2] in healthy adults. -
✔️✔️[1] One
[2] Disease
Biosafety level [1] would cover work with agents associated with human [2] that pose a
moderate hazard. There are usually [3] available. - ✔️✔️[1] Two
[2] Disease
[3] Treatments
Biosafety level [1] agents may cause serious or lethal disease via [2] transmission. COVID19
is caused by a virus in this class. - ✔️✔️[1] Three
[2] Aerosol
Biosafety level [1] agents cause very serious [2]. They are usually in separate buildings or
isolated zone with dedicated supply and exhaust [3]. - ✔️✔️[1] Four
[2] Disease
[3] Ventilation
Page 3 of 63
, ©PREP4EXAMS @2024 [REAL EXAM DUMPS] Wednesday, July 17, 2024 1:27 AM
[1] technique refers to a procedure designed to avoid unwanted transfer of [2] from one item
or place to another - ✔️✔️[1] Aseptic
[2] Organisms
If there is a complete absence of life in a container, it is said to be [1]. - ✔️✔️Sterile
There are two manufacturing strategies, [1] sterilization and [2] manufacture. - ✔️✔️[1]
Terminal
[2] Aseptic
Bacteria are too small to be seen under a microscope. - ✔️✔️False
All bacteria require oxygen to grow. - ✔️✔️False
Which of these is NOT a commonly used way to kill bacteria in the laboratory? -
✔️✔️Freezing
How would one handle HIV virus in the laboratory? - ✔️✔️use a class I or class III safety
cabinet
One of the purposes of plating a bacterial culture sample is to determine whether there are
multiple species present. - ✔️✔️True
The majority of fungi and bacteria ideally grow under the same conditions. - ✔️✔️False
The word used to describe a procedure that is intended to avoid the unwanted transfer of
microorganisms from one object or location to another is: - ✔️✔️aseptic
Microbial growth refers to bacterial cells getting bigger. - ✔️✔️False
Anaerobic bacteria grow well on agar plates open to the air. - ✔️✔️False
What suppresses some microbial growth while encouraging the growth of other species? -
✔️✔️selective media
This is the name of a population of cells arising from a single cell or spore or from a group of
attached cells. - ✔️✔️Colony
Microorganisms grow at an ideal temperature. At temperatures higher than this temperature,
proteins [1] and at temperatures lower than this temperature, [2] gel. - ✔️✔️[1] denature
[2] membrane
Which of the following impact microbial growth? - ✔️✔️- chemical nutrients
- pH
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