BIOL 2460 Microbiology Chapter 1 TEST PREP
1. When humans manipulate the genes of microorganisms, the process is called
A. bioremediation.
B. genetic engineering.
C. epidemiology.
D. immunology.
E. taxonomy.
2. Which of the following is not considered a microorganism?
A. mosquito
B. protozoan
C. bacterium
D. virus
E. fungus
3. All 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.
4. 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 study bacteria
C. Egyptians using moldy bread on wounds
D.
Escherichia coli producing human insulin
E.
public health officials monitoring diseases in a community
5. Living things ordinarily too small to be seen with the unaided eye are termed
A. bacteria.
B. viruses.
C. parasites.
D. microorganisms.
E. None of the choices is correct.
,6. The microorganisms that recycle nutrients by breaking down dead matter and wastes are called
A. decomposers.
B. prokaryotes.
C. pathogens.
D. eukaryotes.
E. fermenters.
7.
Cells, like bacteria and archaea, that do not have a nucleus in their cells have traditionally been called
A. decomposers.
B. prokaryotes.
C. pathogens.
D. eukaryotes.
E. fermenters.
8.
The first cells appeared about billion years ago.
A. 5
B. 4
C.
3.5
D. 2
E.
1.5
9. Which of the following is not a human use of microorganisms?
A. making bread
B. treating water and sewage
C. manufacturing copper wire
D. mass producing antibiotics
E. cleaning up oil spills
10. Using microbes to detoxify a site contaminated with heavy metals is an example of
A. biotechnology.
B. bioremediation.
C. decomposition.
D. immunology.
E. epidemiology.
11. Disease-causing microorganisms are called
A. decomposers.
B. prokaryotes.
C. pathogens.
D. eukaryotes.
E. fermenters.
,12.12.
The most prevalent worldwide infectious diseases are
A.
AIDS-related diseases.
B. diarrheal diseases.
C. malaria diseases.
D. measles.
E. respiratory diseases.
13. Which of the following is a unique characteristic of viruses that distinguishes them from the other major
groups of microorganisms?
A. cause human disease
B. lack a nucleus
C. cannot be seen without a microscope
D. contain genetic material
E. lack cell structure
14. Helminths are
A. bacteria.
B. protozoa.
C. molds.
D. parasitic worms.
E. infectious particles.
15. Which group of microorganisms is composed only of hereditary material wrapped in a protein covering?
A. viruses
B. bacteria
C. parasites
D. fungi
E. yeasts
16.16.
Which statement correctly compares the sizes of different microorganisms?
A.
Bacteria are larger than viruses.
B.
Eukaryotic microorganisms are smaller than viruses.
C.
Bacteria are larger than eukaryotic microorganisms.
D.
Archaea are larger than eukaryotic microrganisms but smaller than bacteria.
, 17. The Dutch merchant who made and used quality magnifying lenses to see and record microorganisms
was
A. Francesco Redi.
B. Antonie van Leeuwenhoek.
C. Louis Pasteur.
D. Joseph Lister.
E. Robert Koch.
18. Koch's postulates are criteria used to establish that
A. microbes are found on dust particles.
B. a specific microbe is the cause of a specific disease.
C. life forms can only arise from preexisting life forms.
D. a specific microbe should be classified in a specific kingdom.
E. microbes can be used to clean up toxic spills.
19. The surgeon who advocated using disinfectants on hands and in the air prior to surgery was
A. Joseph Lister.
B. Ignaz Semmelweis.
C. Robert Koch.
D. Louis Pasteur.
E. Antonie van Leeuwenhoek.
20. Sterile refers to
A. pathogen free.
B. absence of spores.
C. absence of any life forms and viral particles.
D. pasteurized.
E. homogenized.
21. Which scientist showed that anthrax was caused by the bacterium, Bacillus anthracis?
A. Joseph Lister
B. Ignaz Semmelweis
C. Robert Koch
D. Louis Pasteur
E. Antonie van Leeuwenhoek
22.22.
If you were a microbiologist in 1950, which of the following scientific principles would you already
know?
A.
Biofilms can form on implanted objects in the human body and be responsible for infection.
B.
Enzymes found in bacteria can be used to cut DNA.
C.
Very little DNA is transcribed into RNA that is then translated into proteins.
D.
Aseptic techniques could reduce the number of wound infections in the surgical setting.
1. When humans manipulate the genes of microorganisms, the process is called
A. bioremediation.
B. genetic engineering.
C. epidemiology.
D. immunology.
E. taxonomy.
2. Which of the following is not considered a microorganism?
A. mosquito
B. protozoan
C. bacterium
D. virus
E. fungus
3. All 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.
4. 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 study bacteria
C. Egyptians using moldy bread on wounds
D.
Escherichia coli producing human insulin
E.
public health officials monitoring diseases in a community
5. Living things ordinarily too small to be seen with the unaided eye are termed
A. bacteria.
B. viruses.
C. parasites.
D. microorganisms.
E. None of the choices is correct.
,6. The microorganisms that recycle nutrients by breaking down dead matter and wastes are called
A. decomposers.
B. prokaryotes.
C. pathogens.
D. eukaryotes.
E. fermenters.
7.
Cells, like bacteria and archaea, that do not have a nucleus in their cells have traditionally been called
A. decomposers.
B. prokaryotes.
C. pathogens.
D. eukaryotes.
E. fermenters.
8.
The first cells appeared about billion years ago.
A. 5
B. 4
C.
3.5
D. 2
E.
1.5
9. Which of the following is not a human use of microorganisms?
A. making bread
B. treating water and sewage
C. manufacturing copper wire
D. mass producing antibiotics
E. cleaning up oil spills
10. Using microbes to detoxify a site contaminated with heavy metals is an example of
A. biotechnology.
B. bioremediation.
C. decomposition.
D. immunology.
E. epidemiology.
11. Disease-causing microorganisms are called
A. decomposers.
B. prokaryotes.
C. pathogens.
D. eukaryotes.
E. fermenters.
,12.12.
The most prevalent worldwide infectious diseases are
A.
AIDS-related diseases.
B. diarrheal diseases.
C. malaria diseases.
D. measles.
E. respiratory diseases.
13. Which of the following is a unique characteristic of viruses that distinguishes them from the other major
groups of microorganisms?
A. cause human disease
B. lack a nucleus
C. cannot be seen without a microscope
D. contain genetic material
E. lack cell structure
14. Helminths are
A. bacteria.
B. protozoa.
C. molds.
D. parasitic worms.
E. infectious particles.
15. Which group of microorganisms is composed only of hereditary material wrapped in a protein covering?
A. viruses
B. bacteria
C. parasites
D. fungi
E. yeasts
16.16.
Which statement correctly compares the sizes of different microorganisms?
A.
Bacteria are larger than viruses.
B.
Eukaryotic microorganisms are smaller than viruses.
C.
Bacteria are larger than eukaryotic microorganisms.
D.
Archaea are larger than eukaryotic microrganisms but smaller than bacteria.
, 17. The Dutch merchant who made and used quality magnifying lenses to see and record microorganisms
was
A. Francesco Redi.
B. Antonie van Leeuwenhoek.
C. Louis Pasteur.
D. Joseph Lister.
E. Robert Koch.
18. Koch's postulates are criteria used to establish that
A. microbes are found on dust particles.
B. a specific microbe is the cause of a specific disease.
C. life forms can only arise from preexisting life forms.
D. a specific microbe should be classified in a specific kingdom.
E. microbes can be used to clean up toxic spills.
19. The surgeon who advocated using disinfectants on hands and in the air prior to surgery was
A. Joseph Lister.
B. Ignaz Semmelweis.
C. Robert Koch.
D. Louis Pasteur.
E. Antonie van Leeuwenhoek.
20. Sterile refers to
A. pathogen free.
B. absence of spores.
C. absence of any life forms and viral particles.
D. pasteurized.
E. homogenized.
21. Which scientist showed that anthrax was caused by the bacterium, Bacillus anthracis?
A. Joseph Lister
B. Ignaz Semmelweis
C. Robert Koch
D. Louis Pasteur
E. Antonie van Leeuwenhoek
22.22.
If you were a microbiologist in 1950, which of the following scientific principles would you already
know?
A.
Biofilms can form on implanted objects in the human body and be responsible for infection.
B.
Enzymes found in bacteria can be used to cut DNA.
C.
Very little DNA is transcribed into RNA that is then translated into proteins.
D.
Aseptic techniques could reduce the number of wound infections in the surgical setting.
