
Catalase Test and Bacterial Identification

Interactive Video
•
Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the catalase test?
To identify the color of bacteria
To detect the presence of the catalase enzyme
To determine the temperature of a reaction
To measure the acidity of a solution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What indicates a positive catalase reaction?
Decrease in pH
Increase in temperature
Formation of bubbles
Change in color
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following bacteria are catalase positive?
Streptococcus
Enterococcus
Staphylococcus
Lactobacillus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when bacteria are mixed with hydrogen peroxide in a catalase test?
The solution becomes acidic
The temperature drops
The solution turns blue
Bubbles form if the bacteria are catalase positive
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which bacteria are known to be catalase negative?
Staphylococcus
Bacillus
Micrococcus
Streptococcus
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