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Microbiology Lab Practicum 3 Review

Authored by carly martinez

Biology

University

NGSS covered

Used 2+ times

Microbiology Lab Practicum 3 Review
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35 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which sugar can all bacteria use in phenol red sugar fermentation tubes?

Lactose

Maltose

Glucose

Sucrose

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What enzyme is responsible for the degradation of gelatin in the gelatin hydrolysis test?

Amylase

Gelatinase

Lipase

Catalase

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the gelatin hydrolysis test, what does a positive result indicate?

Gelatin remains solid

Gelatin liquefies

Gelatin turns blue

Gelatin forms bubbles

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main component of gelatin that is degraded in the gelatin hydrolysis test?

Starch

Collagen

Cellulose

Hemoglobin

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the Methyl Red test detect?

Production of acetoin

Production of acid by fermentation

Presence of glucose

Presence of oxygen

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of a yellowish color in the Voges-Proskauer test?

Positive result

Negative result

Neutral result

Inconclusive result

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Voges-Proskauer test is part of which set of tests?

IMViC

ABC

XYZ

DEF

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