Quiz 2 - Weeks 1-6 Catalase MR-VP- Requires Respondus LockDown Browser_ LVC GE MCB 1000L Microbiology Laboratory SPRING 2026
Quiz 2 - Weeks 1-6 Catalase MR-VP- Requires
Respondus LockDown Browser
• Due Jun 17 at 10:15am
• Points 20
• Questions 16
• Available Jun 17 at 9:38am - Jun 17 at 10:15am 37 minutes
• Time Limit 30 Minutes
• Requires Respondus LockDown Browser
Instructions
Code: b325
Lab Quiz 2
You have 30 minutes to complete this quiz.
Correct answer available time will be posted as soon as everyone completes the quiz. Check
for available time (TBD)
Information/ Preparation prior to test:
• Make sure you are in an area with good internet connection and with no distractions.
• Never log out if you have any issues during a quiz/test. Instead, open a new window.
• Inform the instructor/proctor IMMEDIATELY via PRIVATE CHAT ONLY should you need
immediate help or have a question on the quiz. Otherwise, nothing may be done if informed
after the quiz is over..
• You may not use any notes nor resources during this quiz.
• Face must be facing the camera at all times or you may be dismissed from the test with a
possibility of an undesirable grade.
This quiz was locked Jun 17 at 10:15am.
Attempt History
Attempt Time Score
LATEST Attempt 1 19 minutes 20 out of 20
Quiz results are protected for this quiz and are not visible to students.
Correct answers are hidden.
1 of 8 06/21/2026, 02:02
, Quiz 2 - Weeks 1-6 Catalase MR-VP- Requires Respondus LockDown Browser_ LVC GE MCB 1000L Microbiology Laboratory SPRING 2026
Score for this quiz: 20 out of 20
Submitted Jun 17 at 9:59am
This attempt took 19 minutes.
Correct
Question 1
pts oorganisms to neut
1. What is a catalase?
Enzyme produced by aerobic microorganisms to neautralize the harmful effects of hydrogen peroxide.
Bacteria that converts oxygen into hydrogen peroxide.
Bacteria that converts hydrogen peroxide into oxygen.
Enzyme produced by anaerobic microorganisms to neutralize the harmful effects of hydrogen peroxide.
Correct
Question 2
pts
2. Which test of which when you drop hydrogen peroxide to a sample of an organism, you check if
there is bubbling?
Catalase
Gram-stain
Voges Proskauer
Methyl Red
Correct
Question 3
pts
3. The following picture shows ___________
2 of 8
06/21/2026, 02:02
Quiz 2 - Weeks 1-6 Catalase MR-VP- Requires
Respondus LockDown Browser
• Due Jun 17 at 10:15am
• Points 20
• Questions 16
• Available Jun 17 at 9:38am - Jun 17 at 10:15am 37 minutes
• Time Limit 30 Minutes
• Requires Respondus LockDown Browser
Instructions
Code: b325
Lab Quiz 2
You have 30 minutes to complete this quiz.
Correct answer available time will be posted as soon as everyone completes the quiz. Check
for available time (TBD)
Information/ Preparation prior to test:
• Make sure you are in an area with good internet connection and with no distractions.
• Never log out if you have any issues during a quiz/test. Instead, open a new window.
• Inform the instructor/proctor IMMEDIATELY via PRIVATE CHAT ONLY should you need
immediate help or have a question on the quiz. Otherwise, nothing may be done if informed
after the quiz is over..
• You may not use any notes nor resources during this quiz.
• Face must be facing the camera at all times or you may be dismissed from the test with a
possibility of an undesirable grade.
This quiz was locked Jun 17 at 10:15am.
Attempt History
Attempt Time Score
LATEST Attempt 1 19 minutes 20 out of 20
Quiz results are protected for this quiz and are not visible to students.
Correct answers are hidden.
1 of 8 06/21/2026, 02:02
, Quiz 2 - Weeks 1-6 Catalase MR-VP- Requires Respondus LockDown Browser_ LVC GE MCB 1000L Microbiology Laboratory SPRING 2026
Score for this quiz: 20 out of 20
Submitted Jun 17 at 9:59am
This attempt took 19 minutes.
Correct
Question 1
pts oorganisms to neut
1. What is a catalase?
Enzyme produced by aerobic microorganisms to neautralize the harmful effects of hydrogen peroxide.
Bacteria that converts oxygen into hydrogen peroxide.
Bacteria that converts hydrogen peroxide into oxygen.
Enzyme produced by anaerobic microorganisms to neutralize the harmful effects of hydrogen peroxide.
Correct
Question 2
pts
2. Which test of which when you drop hydrogen peroxide to a sample of an organism, you check if
there is bubbling?
Catalase
Gram-stain
Voges Proskauer
Methyl Red
Correct
Question 3
pts
3. The following picture shows ___________
2 of 8
06/21/2026, 02:02
