BMS 127 Lab Practical Final Exam Questions With Correct Answers

BMS 127 Lab Practical Final Exam Questions
With Correct Answers


When are you permitted in lab? - CORRECT ANSWER✔✔-only when
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supervised by staff member | | |




Visitors in lab - CORRECT ANSWER✔✔-not permitted without special
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permission


forbidden in lab - CORRECT ANSWER✔✔-eating, drinking, smoking,
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applying lip balm
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cell phone use - CORRECT ANSWER✔✔-forbidden
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accidents/spills - CORRECT ANSWER✔✔-reported to instructor
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immediately


Are gloves optional or required? - CORRECT ANSWER✔✔-optional for
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everyday use |




-required and provided for select few
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,Safety glasses - CORRECT ANSWER✔✔-optional
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daily routine - CORRECT ANSWER✔✔--stow belongings
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-wash hands with antimicrobial soap
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-lab coat, hair back
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-bleach bench top | |




-reverse


Eye-wash and shower station location - CORRECT ANSWER✔✔-rear
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(south exit) |




fire extinguishers - CORRECT ANSWER✔✔-either side of blackboard
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sinks - CORRECT ANSWER✔✔-student bench
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first aid - CORRECT ANSWER✔✔-lab prep area
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Red Biohazard containers - CORRECT ANSWER✔✔-all disposable
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materials that have touched microorganisms
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Sharps container - CORRECT ANSWER✔✔-front room next to fume hood
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-all broken glass,
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,-toothpicks
-anything that could puncture plastic bag | | | | | |




-anything that could injure a custodian | | | | |




-MICROSCOPE SLIDES |




Cleaning Spilled Bacterial Culture - CORRECT ANSWER✔✔-1. notify
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everyone
2. flood spill with lots of bleach
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3. cover area with paper towels
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4. let sit 10-15 minutes to kill microorganisms
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5. wipe up, dispose in biohazard container and sharps
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aseptic technique - CORRECT ANSWER✔✔-series of procedures
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designed to minimize contamination of laboratory workers, their
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samples, and their surroundings | | |




agar - CORRECT ANSWER✔✔--gelatinous substance,
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-mostly polysaccharides |




-derived from marine algae | | |




-solid at room temp
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-holds lots of H2O and nutrients
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-not consumed by microorganisms
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, broth - CORRECT ANSWER✔✔-name for any liquid nutrient solution in
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which microorganisms can grow
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culture tube/petri dish - CORRECT ANSWER✔✔-contain cultures
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agar slant - CORRECT ANSWER✔✔-culture tube containing agar that has
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solidified at an angle
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-increase SA on which microorgs. will grow
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agar deep - CORRECT ANSWER✔✔-agar in a culture tube allowed to
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solidify upright |




Why are petri dishes stored upside down? - CORRECT ANSWER✔✔--
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prevents condensation inside lid from falling down onto culture
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-helps prevent accidental exposure to and contamination of culture
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within


Bunsen burner - CORRECT ANSWER✔✔-
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colony of bacteria - CORRECT ANSWER✔✔-lump of bacterial growth to
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see with naked eye
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