Download Portage Learning BIOD 171 - L1: Lab 1 Exam, lock down browser test (Answered 100%). and more Exams Nutrition in PDF only on Docsity!
L1: Lab Exam 1- Requires Respondus LockDown Browser
Due No due date Points 30 Questions 11 Time Limit 60 Minutes Requires Respondus LockDown Browser
Instructions | *Note: Lab Notebooks are allowed to be used during the Lab Exam. They must be handwritten or printed off to be utilized due to Lockdown Browser not
allowing tabs and files to be open during an exam. '^ '
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- Attempt Time Score LATEST: Attempt 1 33 minutes ; 30 out of 30
Score for this quiz: 30 out of 30
Submitted Mar 12 at 10:11pm This attempt took 33 minutes. 3 [ :. {'] Question 1 AR _ 2.5/25pts |. : ; If you are working in a lab in which an autoclave is not available, and you are pressed for time, v¥hich would you choose to best sterilize !! your equipment? Hot steam or hot air? Explain why you chose your answer. /’ % Your Answer:
- I'would use a hot steam becuse it i5s much (hotter: Very Hot), than hot air. Is it most closet to 125C i Scanned with
Quesfion’ 1. 2.5/ 25pts If you are working in a lab in which an autoclave is not available, and you are pressed for time, which would you choose to best sterilize your equipment? Hot steam or hot air? Explain why you chose your answer. Your Answer: ’.. I would use a hot steam becuse it is much (hotter: Very Hot), than hot air. Is it most closet to 125C
- /.. 1 Hot steam is the best choice as you can achieve a sterile environment in a matter of minutes whereas hot air will take several hours to achieve the same effect. ' i Question^2 | 2.5/25pts What three elements are used in an autoclave to sterilize equipment? Your Answer:
Heat
Pressure Steam Scanned with
Question^47 |^ 2.5/^ 2.5^ pts What type of incubator is pictured below?
Your Answer: This is a Fixed Incubator e Fixed incubator Scanned with
Question^5 2/^ 2pts What THREE rules were discussed in regards to lab safety that would protect you and others from contamination? Your Answer:. s e No bringing of food nor eating (into) in the LAB ROOM e Have on PPE when dealing with samples: LAB COAT when experimenting on chemicals that will/could pose harm to ones body ¢ Work space must be clean and organized
- Never eat or drink in the lab
2. Always wear appropriate PPE
- Never leave the lab wearing PPE Az — Question 6 2/2pts At what temperature is the fixed incubator set to, as presented in the lab video? Your Answer:
At 37 Celsius
W - (9] e Scanned with
Question 9 2/ 2pts What are the main sections that should be found in a lab notebook? Name at least 4. Your Answer: -Objective -Procedure -Notes '
-Results L Objective, Procedure, Notes, Results and Deviations Question 10 5/5pts ’ You are a lab instructor, and Paul Smith has turned in his lab notebook for you to grade the lab experiment #2 on microscopy. Based upon what was covered in the lab video, how should Paul have titled his lab experiment? 2 lomwii¥ndeete oot e el e o P i Sk M A AN T i o A i O i eN DoY i N i 04 e T v Scanned with
Question 10 | " 5/5pts You are a lab instructor, and Paul Smith has turned in his lab notebook for you to grade the lab experiment #2 on microscopy. Based upon what was covered in the lab video, how should Paul have titled his lab experiment? b Your Answer: PS Exp#2: PL 02 Microscopy —e PS02 Microscopy Question 11 ' | 5/5pts You arrive to your first day of work at a new lab. You are taking over for someone who took a new job at another lab. Your boss informs you that because of time restraints, this person did not exactly follow the experimental protocol. In order to proceed, you must know what he did differently. (1) According to the lab lecture, under what section of his notebook would you look to find the experimental steps? (2) As changes to the experimental steps were made, what are these differences called, and how should it appear in the lab notebook? ' ‘ Your Answer:
- Under the section of PROCEDURE p
- The changes are called “deviations" and should appear under the section of Procedure in red. Scanned with
