BIOD 171
Portage
Learning/Module
4 Exam
(actual)
Questions and
Answers
Latest Update
2024/2025
,BIOD 171 Portage Learning/Module 4
Question 1
pts
True or False: Growth media is best suited for
distinguishing between two similar species of bacteria.
True
False
Growth media is designed to simply support (and not
restrict) microbial growth.
Question 2
pts
, A researcher is asked to determine if a sample contains
Neisseria meningitides.
Knowing Neisseria meningitides is slow growing and other
foreign microbes may also be present in the culture,
which type of media would be best suited?
Growth media
Correct!
Selective media
Selective media. If additional foreign microbes may be
present in your sample and you know Neisseria
meningitides is slow growing, you must restrict the
unwanted microbes while supporting the growth of
Neisseria meningitides. Thus, you are selectively
encouraging one microbes growth, while selectively
restricting others.
Selective and Differential media
Differential media
Portage
Learning/Module
4 Exam
(actual)
Questions and
Answers
Latest Update
2024/2025
,BIOD 171 Portage Learning/Module 4
Question 1
pts
True or False: Growth media is best suited for
distinguishing between two similar species of bacteria.
True
False
Growth media is designed to simply support (and not
restrict) microbial growth.
Question 2
pts
, A researcher is asked to determine if a sample contains
Neisseria meningitides.
Knowing Neisseria meningitides is slow growing and other
foreign microbes may also be present in the culture,
which type of media would be best suited?
Growth media
Correct!
Selective media
Selective media. If additional foreign microbes may be
present in your sample and you know Neisseria
meningitides is slow growing, you must restrict the
unwanted microbes while supporting the growth of
Neisseria meningitides. Thus, you are selectively
encouraging one microbes growth, while selectively
restricting others.
Selective and Differential media
Differential media
