Exam; Latest Questions And Answers| Verified
Institution: Portage Learning
Course Code: BIOL 271
Course Title: Microbiology Lab 1
Exam: Lab 1 Exam
Topic: Notebook Maintenance And General Equipment
Edition: Latest
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Instructions:
• Answer All Questions.
• Choose The Correct Answer
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,Microbiology Lab 1 (Notebook Maintenance And General Equipment)
Question 1.
At What Temperature Is The Fixed Incubator Set To, As Presented In The Lab Picture
Below?
A. 25°C
B. 30°C
C. 37°C
D. 45°C
ANS. C.
Explanation: The Fixed Incubator Should Have A Temperature Of 37°C.
Question 2.
What Are The FOUR Types Of Gloves Presented In The Lab Pictures Below?
, A. B.
C. D.
Answers.
A. Latex Gloves: Made From Natural Rubber. They Offer High Flexibility, A Tight Fit,
And Great Touch Sensitivity. They Block Biological Hazards Well, But Can Trigger Skin
Allergies.
B. Nitrile Gloves: Made From Synthetic Rubber. They Resist Punctures, Oils, And Many
Chemicals. They Are Safe For People With Latex Allergies, Making Them A Standard
Lab Choice.
C. Thermal Cold Gloves: Thermal Cold Gloves (Cryogenic): Built For Extreme Cold.
They Use Insulated Layers And Liquid-Repellent Outer Shells. They Protect Hands
Down To -300°F When Handling Liquid Nitrogen Or Dry Ice.
D. Thermal Heat Gloves: Thermal Heat Gloves: Built For High Heat. They Use Materials
Like Aramid Fibers, Nomex, Silicone, or cotton. They protect hands when removing hot
items from autoclaves or ovens.
, Question 3.
What Three Elements Are Used In An Autoclave To Sterilize Equipment?
A. Heat, Pressure, Steam
B. Heat, Water, Air
C. Pressure, Oxygen, Heat
D. Steam, Air, Chemicals
ANS. A.
Explanation: The Three Elements Used In An Autoclave To Sterilize Equipment Are 1.
Heat 2. Pressure 3. Steam.
Question 4.
What Type Of Incubator Is Pictured Below?
ANS. Fixed Incubator
Question 5.
What Is The Minimum Temperature An Autoclave Must Be Set At To Achieve Sterile
Condition?
A. 100°C
B. 115°C