Microbiology Test 1 Chapter 1
18 Questions
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Questions and Answers
- 1.
- A.
They produce antibiotics
- B.
They are used in production of many types of food and beverages
- C.
They decompose dead organisms
- D.
They all cause disease in humans
- 2.
- A.
In and on the bodies of warm blooded mammals
- B.
In soil
- C.
In air
- D.
Microorganisms are found in all of the above places
- 3.Microbiology is the study of microorganisms which include all of the following except
- A.
Bacteria
- B.
Viruses
- C.
Plants
- D.
Protozoa
- 4.
- A.
Arthropods
- B.
Protozoa
- C.
Fungi
- D.
Helminthes
- 5.Which of the following fields is concerned with the study fungi?
- A.
Bacteriology
- B.
Physiology
- C.
Virology
- D.
Mycology
- 6.A pure culture refers to?
- A.
A culture containing bacteria that all have the same shape
- B.
A culture which has never been used to inoculate a patient
- C.
A culture which causes only a single disease
- D.
A culture which contains only a single type of organism
- 7.An enzyme found in tears and sweat that kills bacteria is?
- A.
Quinine
- B.
Lysozyme
- C.
Salvarsan
- D.
Mercury
- 8.Microorganisms are nearly ubiquitous(found everywhere) in the enviornment
- A.
True
- B.
False
- 9.Microorganisms can be genetically engineered to produce economically important products such as enzymes and hormones
- A.
True
- B.
False
- 10.Protozoa generally have the samllest cells of any of the organisms commonly studied by microbiologists.
- A.
True
- B.
False
- 11.One of the reasons microorganisms are used in research is that they have most of the same sturctures found in a human cell.
- A.
True
- B.
False
- 12.Immunology deals with the biological response of a host to invasion by a foreign object such as a microorganism
- A.
True
- B.
False
- 13.Electron microscope are needed to visualize viruses
- A.
True
- B.
False
- 14.Most microorganisms cause disease in humans
- A.
True
- B.
False
- 15.Some microorganism are able to synthesize substances called blank, which inhibit the growth of other microorganisms
- 16.The field of blank involves studying how a person defends herself against microbial infection
- 17.
- 18.Cells or viruses that cause disease are said to be
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