WorksheetsSafety Review
Total questions: 14
Worksheet time: 8mins
You see an interesting flower when we go to the gardens. You want to take a specimen. What should you do FIRST?
Draw a picture
Write a note of it in your notebook
Pick the flower and put it in a bag
Ask the teacher
A student places a tissue sample on a microscope slide. The slide is dropped and breaks. What should you do FIRST?
Collect the sample off the broken pieces
Pick up the big pieces
Sweep it up and put it in the trash
Inform the teacher
What should you do IMMEDIATELY AFTER handling a plant sample in the lab?
Apply disinfectant to the counter
Throw the plant in the trash
Wash your hands with anti-bacterial soap
Place hands under a UV light
We went around campus and swabbed surfaces to collect bacteria samples. After a few weeks, you watch the cultures grow. Why would you want to clean up all the materials for this lab in BLEACH?
To remove the odor from the petri dish
To destroy the bacterial cultures
To make the plastic scratch resistant
To dissolve the agar on the dish
You are going to heat a test tube of rubbing alcohol in a hot water bath. Your safety equipment for this lab would have a fire blanket and all the following EXCEPT...
Lab apron
Broken glass container
Safety goggles
Acid neutralizer
Which lab setup would be appropriate to use in heating 200 mL of water to the boiling point?
A 200 mL cylinder on a hot plate
A 300 mL beaker on a hot plate
A thermal coil inside a 200 mL cylinder
A sealed 100 mL test tube in a hot water bath.
You read a safety label on a chemical for lab and it says "inhaling or swallowing vapors may be harmful or fatal." What would be the MOST IMPORTANT safety precaution?
Wear a lab coat
Work in a well-ventilated area
Cover the work area with flame retardant
Light the work area with a flame
You are potting plants in lab and using an ammonium sulfate fertilizer. Ammonium sulfate is an eye irritant. What should be available for this lab?
Fire extinguisher
Eyewash station
Bucket of sand
Baking soda
Before beginning a lab, the teacher points out that you may need to use the eyewash station or wash bottles if you the the lab chemicals in your eyes. What else is needed for the lab, if you are working with eye irritants?
Helmet
Goggles
Heavy gloves
Fire extinguisher
What statement applies to ALL lab situations and scenarios?
Clear liquids in glassware are safe to drink
Clean up a broken thermometer with wet paper towels and put it in the trash
Safety goggles are not needed if you wear prescription glasses
Do not pour solutions down the sink without the teacher's permission
You are testing a food solution for carbs, proteins, and lipids. This lab requires a hot plate and glassware. What precaution should you follow?
Wait 60 minutes before touching hot glassware
Use the max heat setting all the time
Use only heat-resistant glassware without cracks
Continue heating solutions until all the solvent has evaporated
What should you wear for ALL labs? (This includes microscope labs and dissection!)
Goggles
Gloves
Goggles and gloves
Goggles, gloves and apron
When would you do the following?
1) Wear gloves, apron, and goggles
2) Work in a well-ventilated area
3) Use caution with sharp objects
Observing live specimens
Dissection
Classification using dichotomous key
Testing an unknown substance
You are testing for the presence of starch using a liquid iodine solution. Which of these would you wear?
Chemical splash goggles
Gloves
Apron
All of the above
