PRINCIPLES OF BIOLOGY FINAL EXAM SCRIPT
2026 COMPLETE QUESTIONS AND
SOLUTIONS
◉Which of these items can be placed in the regular trash can or recycle
container?
A. cotton swab used to sample your throat
B. discarded tissue from dissection specimen
C. paper towels used during lab that involved a dangerous chemical
D. lab notes that are no longer needed that were used during lab and do
not contain dangerous chemicals or infectious organisms . Answer: D.
lab notes that are no longer needed that were used during lab and do not
contain dangerous chemicals or infectious organisms
◉The purpose of lab safety rules and protocols is to
A. protect everyone in the lab from injury and infection.
B. enable students to complete lab assignments and activities in less
time.
C. ensure that the lab stays clean and orderly.
D. ensure that the lab activities always produce the expected results. .
Answer: A. protect everyone in the lab from injury and infection.
,◉After they are used, reusable instruments or glassware that require
sterilization should be placed in the
A. sink.
B. biohazard bin.
C. sharps container.
D. autoclave. . Answer: D. autoclave.
◉When can you bring food and beverages into the lab?
A. You can bring sealed food and beverages into the lab.
B. You are never allowed to do so.
C. You can never bring food int the lab, but a container of water is
acceptable.
D. You can bring food into the lab when the lab has been cleaned by
custodial staff in advance. . Answer: B. You are never allowed to do so.
◉Soap should be applied to ___ hands.
A. dry
B. clean
C. wet
D. gloved . Answer: C. wet
,◉The you are finished with he dissection tray and forceps used in
dissection of a preserved specimen you should
A. wash them in the sink.
B. put them in the sharps container.
C. put them in a biohazard bin.
D. autoclave them. . Answer: A. wash them in the sink.
◉Which is the most appropriate disposal for a swab used to culture your
throat during lab?
A. normal trash receptacle
B. sharps container
C. recycle bin
D. biohazard bag . Answer: D. biohazard bag
◉When is it crucial for you to use protective eye wear in the lab?
A. when working with sharp objects
B. when using the microscope
C. when working with corrosive, irritating, or infectious materials that
may be a splash hazard
D. when using a Bunsen burner . Answer: C. when working with
corrosive, irritating, or infectious materials that may be a splash hazard
, ◉Dissection specimens and bacterial culture plates should be discarded
into a __ bin when you are finished with them.
A. trash
B. biohazard
C. recycle
D. sharps . Answer: B. biohazard
◉Where should glass slides, pipettes, and capillary tubes be disposed?
A. biohazard bag
B. sharps container
C. recyclable trash container
D. regular trash container . Answer: B. sharps container
◉Which of the following should be done first in the event of a
laboratory accident?
A. Run and scream in the hallway.
B. Notify the instructor.
C. Call 911.
D. Notify campus police. . Answer: B. Notify the instructor.
◉In what type of emergency situation would you utilize the lab
chemical/safety shower?
2026 COMPLETE QUESTIONS AND
SOLUTIONS
◉Which of these items can be placed in the regular trash can or recycle
container?
A. cotton swab used to sample your throat
B. discarded tissue from dissection specimen
C. paper towels used during lab that involved a dangerous chemical
D. lab notes that are no longer needed that were used during lab and do
not contain dangerous chemicals or infectious organisms . Answer: D.
lab notes that are no longer needed that were used during lab and do not
contain dangerous chemicals or infectious organisms
◉The purpose of lab safety rules and protocols is to
A. protect everyone in the lab from injury and infection.
B. enable students to complete lab assignments and activities in less
time.
C. ensure that the lab stays clean and orderly.
D. ensure that the lab activities always produce the expected results. .
Answer: A. protect everyone in the lab from injury and infection.
,◉After they are used, reusable instruments or glassware that require
sterilization should be placed in the
A. sink.
B. biohazard bin.
C. sharps container.
D. autoclave. . Answer: D. autoclave.
◉When can you bring food and beverages into the lab?
A. You can bring sealed food and beverages into the lab.
B. You are never allowed to do so.
C. You can never bring food int the lab, but a container of water is
acceptable.
D. You can bring food into the lab when the lab has been cleaned by
custodial staff in advance. . Answer: B. You are never allowed to do so.
◉Soap should be applied to ___ hands.
A. dry
B. clean
C. wet
D. gloved . Answer: C. wet
,◉The you are finished with he dissection tray and forceps used in
dissection of a preserved specimen you should
A. wash them in the sink.
B. put them in the sharps container.
C. put them in a biohazard bin.
D. autoclave them. . Answer: A. wash them in the sink.
◉Which is the most appropriate disposal for a swab used to culture your
throat during lab?
A. normal trash receptacle
B. sharps container
C. recycle bin
D. biohazard bag . Answer: D. biohazard bag
◉When is it crucial for you to use protective eye wear in the lab?
A. when working with sharp objects
B. when using the microscope
C. when working with corrosive, irritating, or infectious materials that
may be a splash hazard
D. when using a Bunsen burner . Answer: C. when working with
corrosive, irritating, or infectious materials that may be a splash hazard
, ◉Dissection specimens and bacterial culture plates should be discarded
into a __ bin when you are finished with them.
A. trash
B. biohazard
C. recycle
D. sharps . Answer: B. biohazard
◉Where should glass slides, pipettes, and capillary tubes be disposed?
A. biohazard bag
B. sharps container
C. recyclable trash container
D. regular trash container . Answer: B. sharps container
◉Which of the following should be done first in the event of a
laboratory accident?
A. Run and scream in the hallway.
B. Notify the instructor.
C. Call 911.
D. Notify campus police. . Answer: B. Notify the instructor.
◉In what type of emergency situation would you utilize the lab
chemical/safety shower?
