Laboratory Safety Answers

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1
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Which action in the biology laboratory would be most likely to result in an accident?

A
not reading lab instructions in advance
B
failing to wash your hands before lab
C
throwing a test tube at another student
D
eating a candy bar while waiting for a lab activity to finish
2
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Which of the following actions would help ensure safety in a biology laboratory?

A
keeping personal belongings on top of the lab table
B
trying a piece of equipment until you get it to work
C
discussing the football game while you do the lab
D
being serious and attentive throughout the lab activity
3

Which of the following methods should be used for handling live animals in the lab? Check all of the boxes that apply.

A
Make sure all animals in the lab don't have proper food, water, and space.
B
Treat animals gently under all conditions.
C
Don’t give caged animals special care; they can take care of themselves.
D
Handle animals as you would any other object.
4

Which of the following actions would you take to remain safe in the lab?Check all of the boxes that apply.

A
A bottle of liquid looks like water; you taste it to be sure.
B
While cutting a screen for an aquarium top, you point the scissors away from your body.
C
You pipette a liquid using a bulb pipette.
D
You heat a liquid by placing it in a plastic beaker on a hot plate.
E
You arrange all lab items neatly and make sure they are away from the edge of the lab table.
5

You spill a small amount of a chemical (an acid) on the floor during lab. What should you do?

A
Ignore it until the end of class.
B
Sweep it up with a broom and a dustpan.
C
Tell the teacher, then follow classroom procedures for dealing with hazardous waste.
D
Tell the teacher, put on gloves, then clean the spill with paper towels and put them in the chemical waste container.
6

You’re heating a chemical in a test tube over a Bunsen burner. Which of the following actions should you take to be safe? Check all of the boxes that apply.

A
Point the test tube away from you.
B
Touch the test tube to see if it’s hot enough.
C
Lean over the test tube to see if it’s boiling.
D
Keep the sleeves of your lab coat away from the flame.
7

You drop a beaker on the floor and it breaks. What is the first thing you should do?

A
Pick up the pieces with your bare hands.
B
Notify your instructor and surrounding classmates.
C
Get the broom and dustpan and sweep up the pieces immediately.
D
Pick up the biggest pieces and put them in the “Broken Glass” container.
8

Which of the following are correct procedures for handling microorganisms? Check all of the boxes that apply.

A
Touch the microorganisms with your bare hands.
B
Use aseptic techniques.
C
Wash your hands frequently.
D
Use disinfectants to clean lab surfaces.

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