1-4 PL Quiz Flashcards

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1
Q

a microbial culture consisting of two or more species is

A

mixed culture

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2
Q

this contains only a single species

A

pure culture

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3
Q

what is a commonly used isolation technique

A

streak plate

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4
Q

what occurs in a streak plate method

A

a bacterial sample is streaked over the surface of a plated agar medium

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5
Q

what is the more correct term of the colony origin

A

colony forming unit (CFU)

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6
Q

what is used with samples suspected of high cell density

A

quadrant streak(T streak)

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7
Q

this is used for samples containing lower densities

A

simple zigzag(continuous streak)

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8
Q

the identification of an unknown microbe relies on what

A

obtaining a pure culture of that organism

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