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Micro Ch. 1 Test Bank 2024/2025 ( 100% verified)
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Micro Ch. 1 Test Bank 2024/2025 ( 100% verified)
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Micro Ch. 1 Test BankWhich of the following statements is FALSE?
A) Microbial cells exist as single cells.
B) Microbial cells carry out their life processes of growth independently.
C) Microbial cells include both bacteria and viruses.
D) Microbial cells exclude the cells of plants and animals. - ANSC
Basic microbiology can be used to
A) probe the fundamental processes of life.
B) study characteristics of cells of multicellular organisms.
C) model our understanding of cellular processes in multicellular organisms, including humans.
D) probe the fundamental processes of life, study characteristics of cells of multicellular
organisms, and model our understanding of cellular processes in multicellular organisms,
including humans. - ANSD
Applied microbiology deals with important practical problems in
A) medicine.
B) agriculture.
C) industry.
D) medicine, agriculture, and industry. - ANSD
The largest mass of living material on Earth comes from
A) microorganisms.
B) plants.
C) animals.
D) plants and animals together. - ANSA
Differential selection and reproduction of phenotypes occurs during a process called
A) cellular differentiation.
B) evolution.
C) growth.
D) transformation. - ANSB
In what/which domain(s) of life is/are microorganisms represented?
A) Archaea
B) Bacteria
C) Eukarya
D) Archaea, Bacteria, and Eukarya - ANSD
Determine which outcome is LEAST likely for a microorganism being motile.
A) avoidance of predation by bacteriovores
, B) maintaining osmotic balance within a salt gradient
C) movement towards growth substrates
D) transfer of plasmids to progeny - ANSD
Protein catalysts involved in the acceleration of the rate of chemical reactions are called
A) catalytic converters.
B) growth agents.
C) evolutionary molecules.
D) enzymes. - ANSD
Regarding early life on Earth,
A) microbial life existed for billions of years before plant and animal life.
B) microbial life existed long before animals but has been around for about the same amount of
time as plants.
C) microbial life, plant life, and animal life all appeared at about the same time.
D) it is impossible to determine which type of life first appeared. - ANSA
Most prokaryotic cells reside
A) on Earth's surface.
B) in lakes, rivers, and oceans.
C) in and on nonprokaryotic organisms (including humans and other animals).
D) in the oceanic and terrestrial subsurfaces. - ANSD
The person who described the "wee animalcules" was
A) Robert Hooke.
B) Antoni van Leeuwenhoek.
C) Louis Pasteur.
D) Ferdinand Cohn. - ANSB
Fannie Hesse is credited with giving ________ the idea to use agar as a solidifying agent.
A) Louis Pasteur
B) Ferdinand Cohn
C) Robert Koch
D) Sergei Winogradsky - ANSC
Which of the following is/are characteristic of ALL cellular organisms?
A) communication
B) evolution
C) motility
D) communication, evolution, and motility - ANSB
Deduce why viruses are excluded from the ribosomal RNA-based tree of life.
A) Some viruses contain multiple strands of RNA.
B) Their genetic elements cannot be sequenced.
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