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Straighterline BIO 250 Microbiology Graded Exam 1- Questions with Complete Solutions
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Straighterline BIO 250 Microbiology Graded Exam 1- Questions with Complete Solutions
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Straighterline BIO 250 Microbiology Graded Exam 1-Questions with Complete Solutions
• BIO250_MH_V6
• Unit 6: Viruses and Prions
Started on Wednesday, 17 April 2024, 2:01 AM
State Finished
Completed on Wednesday, 17 April 2024, 2:33 AM
Time taken 32 mins 10 secs
Grade 104.17 out of 125.00 (83.33%)
Question 1
Correct
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Question text
The sum total of all the microbes in a certain environment is termed the ______.
Select one:
a.
domain
b.
microbiome
c.
phylogeny
d.
microbial niche
e.
biofilm
,Question 2
Correct
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Question text
Which of the following is a traditional human use of microorganisms?
Select one:
a.
Baking bread
b.
Treating water and sewage
c.
Cleaning up oil spills
d.
Mass-producing antibiotics
Question 3
Correct
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Question text
Caring for patients infected with a new virus requires safety precautions for medical personnel.
Choosing appropriate procedures is an example of a/an ______ process.
Select one:
a.
hypothetical
b.
inductive
c.
pathogenic
d.
deductive
Question 4
Correct
Mark 4.17 out of 4.17
, Flag question
Question text
The first cells appeared about _____ billion years ago.
Select one:
a.
1
b.
4
c.
3.5
d.
5
e.
2
Question 5
Correct
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Question text
The study of evolutionary relationships among organisms is called ______.
Select one:
a.
biotechnology
b.
phylogeny
c.
genetics
d.
recombinant DNA
e.
taxonomy
Question 6
Incorrect
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