Safe use of microbes quiz

What do we call the technique used during experiments that ensures no other microoganisms contaminate the results?

• aseptic
• antiseptic
• hygienic
• antibiotic

Name the instrument and its purpose.

(a)  

What is the bunsen burner used for?

• Nutrients for bacteria

• Sterilising equipment

• Collecting/spreading bacteria

• Stopping contamination

What do we call this piece of equipment?

• petri dish
• agar plate
• petri plate
• agar dish

What is the agar used for?

• Nutrients for bacteria

• Sterilising equipment

• Collecting/spreading bacteria

• Stopping contamination

Plates should be incubated

• agar side up
• agar side down 
• it doesn't matter

What is the last thing you should do?

• take off your gloves
• wash your hands
• sterilize your workspace

After using an inoculating loop or needle to transfer a culture from one medium to the next, what stop should be taken next to avoid contamination.

• Heat the inoculating loop or needle with the bunsen burner flame until it becomes cool to the touch.
• Heat the inoculating loop or needle with the bunsen burner flame until it becomes purple hot.
• Heat the inoculating loop or needle with the bunsen burner flame until it becomes red hot.

When should lab bench tops be cleaned with disinfectant solution?

• Never, take a chance!
• At the beginning and end of lab.
• Only at the end.

Which of the following laboratory safety statements is incorrect.

• Never eating or drinking in the lab.
• Keep hair pulled back from flames.
• Eating and drinking is allowed in the laboratory as long as open cultures are not on the bench top.