Test Bank For Microbiology A Systems Approach, 7th Edition by Marjorie Kelly Cowan, Heidi Smith.
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Course
Microbiology
Institution
Microbiology
Test Bank Microbiology A Systems Approach, 7th Edition by Marjorie Kelly Cowan, Heidi Smith.
ISBN: 9781265461119.
Microbiology A Systems Approach 7e cowan test bank.
TEST BANK Microbiology A Systems Approach 7/E Marjorie Kelly Cowan
Chapter 1: The Main Themes of Microbiology
1) Microorganisms are best defined as organisms that
A) cause human disease.
B) lack a cell nucleus.
C) are infectious particles.
D) are too small to be seen with the unaided eye.
E) can only be found growing in laboratories.
2) Which of the following are not considered microorganisms?
A) Mosquitoes
B) Protozoa
C) Bacteria
D) Viruses
E) Fungi
3) Helminths are
A) bacteria.
B) protozoa.
C) molds.
D) parasitic worms.
E) infectious particles.
4) Among these types of microorganisms, the__________ are noncellular.
A) viruses
B) helminths
C) protozoans
D) bacteria
5) Studies of the immune response to an infection caused by microorganisms would be
performed by a/an
A) hypersensitivity specialist.
B) epidemiologist.
C) immunologist.
D) geomicrobiologist.
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,6) Which of the following pairs of career descriptions and work tasks is not correctly matched?
A) Industrial microbiologist -- manipulate bacterial strains to be less pathogenic
B) Agricultural microbiologist -- identify bacterial causes of crop disease
C) Public health microbiologist -- track the incidence of AIDS in a population
D) Medical microbiologist -- identify the cause of a bladder infection at a hospital lab
7) A scientist who studies the influence of microbes in the formation of caves is called a/an
A) geomicrobiologist.
B) astrobiologist.
C) epidemiologist.
D) immunologist.
8) Astrobiology is considered a sub-discipline of microbiology because
A) life elsewhere in the universe is likely to be microbial.
B) microbes are known to exist on other planets.
C) all extraterrestrials known are microbial.
D) only microbes can reproduce under the extreme conditions in outer space.
9) Which of the following does not indicate microbe involvement in energy and nutrient flow?
A) Thermal hot springs warmed by heat from earth's interior
B) Formation of greenhouse gases, and methane
C) Digestion of complex carbohydrates in animal diets
D) Decomposition of dead matter and wastes
10) The microorganisms that recycle nutrients by breaking down dead matter and wastes are
called
A) decomposers.
B) prokaryotes.
C) pathogens.
D) eukaryotes.
E) fermenters.
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,11) The majority of oxygen in earth's atmosphere is a product of photosynthesis by
A) microorganisms.
B) rain forests.
C) agricultural lands.
D) green plants.
12) The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from
A) a common ancestral cell.
B) photosynthetic bacteria.
C) archaea.
D) cells with a true nucleus.
13) The first cells appeared about__________ billion years ago.
A) 5
B) 4
C) 3.5
D) 2
E) 1
14) A hypothesis must be tested many times before it can be considered a theory.
⊚ true
⊚ false
15) Which area of biology states that living things undergo gradual structural and functional
changes over long periods of time?
A) Morphology
B) Phylogeny
C) Evolution
D) Genetics
E) Transformation
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, 16) When humans manipulate the genes of microorganisms, the process is called
A) bioremediation.
B) genetic engineering.
C) epidemiology.
D) immunology.
E) taxonomy.
17) Which activity is an example of biotechnology?
A) Bacteria in the soil secreting an antibiotic to kill competitors
B) A microbiologist using the microscope to view bacteria
C) Egyptians using moldy bread on wounds
D) Escherichia coli producing human insulin
E) Public health officials monitoring diseases in a community
18) Which of the following is a traditional human use of microorganisms?
A) Baking bread
B) Treating water and sewage
C) Mass-producing antibiotics
D) Cleaning up oil spills
19) Using microbes to detoxify a site contaminated with heavy metals is an example of
A) biotechnology.
B) bioremediation.
C) decomposition.
D) immunology.
E) epidemiology.
20) Disease-causing microorganisms are called
A) decomposers.
B) bacteria.
C) pathogens.
D) eukaryotes.
E) fermenters.
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