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WorksheetsLab Safety
Total questions: 10
Worksheet time: 5mins
Which of the following students is best practicing laboratory safety?
Steven washes out a beaker to drink water out of during lab.
Hannah puts her long hair up in a ponytail before lab begins.
Jake puts socks on underneath his flip-flops before lab begins.
Rachel opens and consumes a package of candy during lab.
All of the following students are performing laboratory experiments. Which student has the safest laboratory behavior?
*Kevin is at a lab table wearing safety goggles and an apron. A beaker and his lunch are on the table.
*Natalie is at a lab table wearing safety goggles and an apron. She is pouring something into a beaker. Her sleeves are long and hanging into the beaker and she is wearing bracelets.
*Eli is at a lab table wearing safety goggles. A beaker is on his table. He is wearing a tie.
*Sharon is at a lab table wearing safety goggles and an apron. Her hair is pulled back. A beaker is sitting on the table.
Kevin
Natalie
Eli
Sharon
In a biology class, students are studying different liquid pesticides. During the class, Maria knocks over a container of pesticide and it spills on the floor. Which of these would be best for Maria to do first?
read the label on the pesticide to determine the correct cleanup method
look up the MSDS and inform the teacher only if the pesticide is toxic
inform the teacher so that appropriate action can be taken
clean the spill up immediately unless it is too large to be contained
Your lab instructor has given you an unknown compound in a test tube. As the first step in the identification of this unknown, you are told that it is safe to test the compound for odor. Which of the following describes the appropriate way to determine whether the unknown compound has an odor?
Inhale directly above the opening of the test tube.
Wave your hands to direct some of the odor toward your nose.
Pour some of the unknown on a paper towel and sniff the paper towel.
Pour some of the unknown into a dish and inhale directly from the dish.
David and his lab partner are dissecting an earthworm during biology lab. They are cutting the earthworm with a scalpel in order to examine the inside of the worm. Which of the following safety procedures should they follow while using the scalpel?
Do not wear gloves to protect your hands.
Always cut away from yourself and others.
Do not clean the scalpel after the dissection is done.
Always hold the organism in your hands while cutting.
During a lab experiment, Mandy and her lab partner work with corrosive chemical substances. What is the proper way to dispose of these chemicals after the lab is completed?
The chemicals should be poured in the trash can.
The chemicals should be placed in marked waste containers.
The chemicals should be mixed together and left unmarked in the lab area.
The chemicals should be washed down the sink with plenty of water.
Frank is using a lamp during his lab. He notices that the lamp’s cord is damaged. What should Frank do?
Use the lamp "as is."
Turn the lamp on to test it.
Wrap a piece of tape around the cord.
Take the damaged lamp to his teacher.
When using a rock hammer to take a sample of a rock in the field, which of the following pieces of safety equipment should you use?
eye goggles
heat-resistant gloves
ear plugs
apron
Paula likes to study herbs that can be used for cooking, so she decided to bring some herb specimens into the lab one day. She studied the herbs under the microscope. What should Paula do with the herb specimens she used in the lab?
Paula should put the herb specimens in the lab’s waste receptacle.
Paula should give the herbs to any live laboratory animals to eat.
Paula should put the herb specimens with the stored chemicals.
Paula should take the herb specimens home and cook with them.
Renee has just completed her experiment for biology lab and cleaned up her lab area. The bell rings for her to go to her next class. What should Renee do before she leaves the laboratory?
tie back her hair if it is longer than shoulder-length
put on her safety goggles and lab coat
put all chemical waste bottles in the trash can
wash her hands thoroughly with soap and water
