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BIOL 2460 Lecture Quizzes Microbiology Bacteria DNA Questions and Answers Graded A+
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BIOL 2460 Lecture Quizzes Microbiology Bacteria DNAQuestions and Answers Graded A+
Lecture Quiz 1
Question 1
The fossil record has established that prokaryotes existed on earth for approximately 2 billion years before
eukaryotes appeared.
Selected Answer: True
Question 2
All prokaryotes have mitochondria.
Selected Answer: False
Question 3
All microorganisms are parasites.
Selected Answer: False
Question 4
demonstrated that boiling instruments and applying carbolic acid to dressings covering wounds
dramatically reduced the incidence of disease.
Selected Answer: D.
Lister
Question 5
In respect to the history of microbiology, the 2000s are widely called:
Selected Answer: B.
(No valid response)
Century of Biology
Question 6
Which of the following is not considered one of the six main types of microorganisms?
Selected Answer: A.
Helminth
Five types of microorganisms: Helminth, Fungus, Protozoan, Bacterium, &
Virus
Question 7
Which of the following genera(genus) of bacteria have an appearance of a bunch of grapes and is a common
bacterial pathogen of humans?
Selected Answer: C.
Staphylococcus
Question 8
Which of the following is responsible for changing the atmosphere of the earth from one without oxygen to one
with oxygen?
Selected Answer: A.
Photosynthesis
Question 9
The study of evolutionary relationships among organisms is called .
Selected Answer: C.
Phylogeny
Question 10
, BIOL 2460 Lecture Quizzes Microbiology Bacteria DNA
Questions and Answers Graded A+
elected Answer: B.
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, BIOL 2460 Lecture Quizzes Microbiology Bacteria DNA
Questions and Answers Graded A+
Question 11
A scientist that constructs a hypothesis and then tests its validity by outlining predicted events of the hypothesis
followed by experiments to test for those events is using the approach.
Selected Answer: D.
Scientific method
Question 12
What is the assignment of scientific names to the various taxonomic categories and individual organisms?
Selected Answer: E.
Nomenclatur
e
Question 13
Using microbes to detoxify a site contaminated with heavy metals is an example of .
Selected Answer: C.
Bioremediation
Question 14
discovered microorganisms using a microscope that achieved magnification of 30-500x.
Selected Answer: D.
Leeuwenhoek - up to 300 times
Question 15
Which scientist showed that anthrax was caused by the bacterium Bacillus anthracis?
Selected Answer: B.
Robert Koch
Question 16
The orderly arrangement of organisms into a hierarchy of taxa is called .
Selected Answer: C.
Classification
Question 17
The number one worldwide infectious diseases are .
Selected Answer: D.
Respiratory diseases
Question 18
What is evolution?
Selected Answer: C.
The accumulation of changes that occur in organisms as they adapt to their environments.
Question 19
Identify the scientist(s) that conducted a simple experiment in which meat was placed in a jar and covered with
fine gauze.
Selected Answer: D.
Francesco Redi
Question 20
What are restriction enzymes?
Selected Answer: D.
Chops up DNA in specific ways.
, BIOL 2460 Lecture Quizzes Microbiology Bacteria DNA
Questions and Answers Graded A+
Review Test Submission: Lecture Quiz 2
User Jennifer Jane Williams
Course 2152-BIOL-2460-500-NURSING-MICROBIOLOGY--2015-Spring
Test Lecture Quiz 2
Started 2/1/15 2:30 PM
Submitted 2/1/15 2:53 PM
Due Date 2/1/15 11:59 PM
Status Completed
Attempt Score 90 out of 100 points
Time Elapsed 22 minutes out of 25 minutes
Results Displayed Submitted Answers, Feedback, Incorrectly Answered Questions
• Question 1
• 5 out of 5 points
A student forgot to label a beaker containing a DNA solution and a beaker containing a glucose solution. If
chemical analysis was performed to identify the contents of each beaker, which of the following would be
found in the beaker of DNA but not in the beaker with glucose?
Selected Answer: A.
Nitrogen and phosphorus
• Question 2
• 0 out of 5 points
Which of the following are examples of molecules?
Selected Answer: A.
H20
• Question 3
• 5 out of 5 points
Which pertains to DNA, but not to RNA?
Selected Answer: A.
Contains thymine
• Question 4
• 5 out of 5 points
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