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BIOD 171 Essential Microbiology Portage Learning Module 4 Exam Questions and Answers

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BIOD 171 Essential Microbiology Portage Learning Module 4 Exam Questions and Answers

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M4: Module 4 Exam - Requires Respondus LockDown
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Attempt Time Score




Score for this quiz: 98 out of 100
Submitted Aug 6 at 10:30am This
attempt took 28 minutes.




True

Correct!


False

Growth media is designed to simply support (and not restrict) microbial growth.


Question 2
pts
A researcher is asked to determine which of two vials contains E coli and which contains
salmonella. Knowing both are Gram-negative while only one of them is capable of fermenting
lactose, which type of media would be best suited?


Selective and Differential media



Selective media

, Growth media

Correct!


Differential media

Differential media distinguishes between two, often related, microbes.




/ 10

Your Answer:
A fastidious microbe is organism with complex growth requirements. If these growth
requirements are not met, the organism will not grow. An enriched media must be to provide
the correct nutrients to the organism to allow for growth.
A fastidious microbe is an organism with complex growth requirements such that if absent it
will not grow. Enriched medias thus contain these specific and essential nutrients required for
the growth of a particular subset of microorganisms.




True

You Answered


False

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