Microbiology Lab Final Exam with
Complete Solutions
According to the lab standard operating procedures, you must wash your hands with soap and
water for at least _________ before leaving the lab.
A)
2 seconds
B)
5 seconds
C)
15 seconds
D)
30 seconds
E)
1 minute Correct Ans-C)
15 seconds
Which of the following statements does NOT correctly describe a rule that you must follow in
the microbiology lab?
A)
There is no eating or drinking allowed in the microbiology lab.
B)
If you spill a bacterial culture on your lab coat, you must report it to your demonstrator.
,C)
You must disinfect your workbench before and after each microbiology lab.
D)
No personal effects are allowed in the lab. You must find somewhere else to leave your winter
jacket, textbooks, backpacks etc. while you attend the lab.
E)
None of the above. (All of the above statements correctly describe a rule that must be followed in
the microbiology lab) Correct Ans-E)
None of the above. (All of the above statements correctly describe a rule that must be followed in
the microbiology lab)
Which of the following statements correctly describe the lab coat policy in place in the
microbiology lab?
A)
You must wear a buttoned lab coat at all times when working in the microbiology lab.
B)
Between labs your lab coat should be washed separately from other clothes with detergent and
bleach.
C)
When you take your lab coat home to wash it you should carry it in a plastic bag to keep it
separate from your other belongings.
D)
Your lab coat cannot be worn in any other lab until it has been washed.
E)
,All of the above statements are true. Correct Ans-E)
All of the above statements are true.
Which of the following statements best explains why you should never wear your microbiology
lab coat in the hallways, either before or after a lab? (Even if it's clean.)
A)
Because your lab coat is likely to be contaminated with dangerous pathogens after a
microbiology lab, and you may spread them out into the hallway
B)
Because you may pick up harmful microbes from the hallway and bring them into the lab on
your lab coat
C)
Because the other people in the hallway don't know whether or not your lab coat is contaminated
with dangerous microorganisms
D)
None of the above. You shouldn't wear your lab coat in the hallway after a microbiology lab. But
if your lab coat is clean, it's fine to wear it in the hallway before the lab begins Correct Ans-
C)
Because the other people in the hallway don't know whether or not your lab coat is contaminated
with dangerous microorganisms
According to the standard operating procedures in your lab manual, what special precaution
should be taken when working with level 2 bacterial cultures?
A)
You must wear disposable gloves.
, B)
You must wear a respirator and safety goggles.
C)
You must wear a full biosafety containment suit. (Like the kind they wear in zombie movies)
D)
You should not work with level 2 cultures. Level 2 cultures present a serious risk to human
health and should only be handled by trained professionals. Correct Ans-A)
You must wear disposable gloves.
True or False: The microbiology lab is registered as a BSL-2 lab because all bacteria are
considered to be risk group 2 microorganisms. Correct Ans-False
Because we work with live cultures in the microbiology lab, it is very important that all of our
used materials be discarded in the correct way. Match each of the following used items with the
proper discard location.
Answers may be used more than once.
Paper towels used to disinfect the workbench
Disposable gloves
Used Petri plates
Complete Solutions
According to the lab standard operating procedures, you must wash your hands with soap and
water for at least _________ before leaving the lab.
A)
2 seconds
B)
5 seconds
C)
15 seconds
D)
30 seconds
E)
1 minute Correct Ans-C)
15 seconds
Which of the following statements does NOT correctly describe a rule that you must follow in
the microbiology lab?
A)
There is no eating or drinking allowed in the microbiology lab.
B)
If you spill a bacterial culture on your lab coat, you must report it to your demonstrator.
,C)
You must disinfect your workbench before and after each microbiology lab.
D)
No personal effects are allowed in the lab. You must find somewhere else to leave your winter
jacket, textbooks, backpacks etc. while you attend the lab.
E)
None of the above. (All of the above statements correctly describe a rule that must be followed in
the microbiology lab) Correct Ans-E)
None of the above. (All of the above statements correctly describe a rule that must be followed in
the microbiology lab)
Which of the following statements correctly describe the lab coat policy in place in the
microbiology lab?
A)
You must wear a buttoned lab coat at all times when working in the microbiology lab.
B)
Between labs your lab coat should be washed separately from other clothes with detergent and
bleach.
C)
When you take your lab coat home to wash it you should carry it in a plastic bag to keep it
separate from your other belongings.
D)
Your lab coat cannot be worn in any other lab until it has been washed.
E)
,All of the above statements are true. Correct Ans-E)
All of the above statements are true.
Which of the following statements best explains why you should never wear your microbiology
lab coat in the hallways, either before or after a lab? (Even if it's clean.)
A)
Because your lab coat is likely to be contaminated with dangerous pathogens after a
microbiology lab, and you may spread them out into the hallway
B)
Because you may pick up harmful microbes from the hallway and bring them into the lab on
your lab coat
C)
Because the other people in the hallway don't know whether or not your lab coat is contaminated
with dangerous microorganisms
D)
None of the above. You shouldn't wear your lab coat in the hallway after a microbiology lab. But
if your lab coat is clean, it's fine to wear it in the hallway before the lab begins Correct Ans-
C)
Because the other people in the hallway don't know whether or not your lab coat is contaminated
with dangerous microorganisms
According to the standard operating procedures in your lab manual, what special precaution
should be taken when working with level 2 bacterial cultures?
A)
You must wear disposable gloves.
, B)
You must wear a respirator and safety goggles.
C)
You must wear a full biosafety containment suit. (Like the kind they wear in zombie movies)
D)
You should not work with level 2 cultures. Level 2 cultures present a serious risk to human
health and should only be handled by trained professionals. Correct Ans-A)
You must wear disposable gloves.
True or False: The microbiology lab is registered as a BSL-2 lab because all bacteria are
considered to be risk group 2 microorganisms. Correct Ans-False
Because we work with live cultures in the microbiology lab, it is very important that all of our
used materials be discarded in the correct way. Match each of the following used items with the
proper discard location.
Answers may be used more than once.
Paper towels used to disinfect the workbench
Disposable gloves
Used Petri plates
