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Special Media for Isolation of Microorganisms

Authored by Robert Laciste

Science

11th Grade

Used 4+ times

Special Media for Isolation of Microorganisms
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What enzyme is present in bacteria if a clearing of the medium is observed when placed in blood agar

Protease

Fructase

Hemolysins

none of the above

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

This agar is used for growing MOST microbes

Trypticase Soy Agar

Eosin Methylene Blue Agar

Nutrient Agar

Mannitol Salt Agar

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This Media is highly selective for growing salmonella.

nutrient agar

trypticase soy agar

brilliant green agar

phenylethanol agar

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

These are capable of growing Gram (-) bacteria

Phenylethanol agar

Eosin Methylene Blue Agar

MacConkey Agar

Sabouraud Dextrose Agar

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media that inhibits a lot of bacteria due to its high salt concentration. Because of this it is considered to be selective for Staphylococci.

MacConkey Agar

Triple Sugar Iron Agar

Mannitol Salt Agar

Nutrient Agar

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

If the Phenol red indicator turn to yellow, This indicates what?

Staphylococci are able to ferment mannitol

non-pathogenic

pH is decreased

pathogenic

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If I only want to grow yeast or molds from a swab sample, what media would I prefer to use?

Trypticase Soy Agar

Sabouraud Dextrose Agar

Nutrient Agar

Blood Agar

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