Pipetting Practice

• micropipette

• transfer pipette

• pipette pump

• serological pipette

When using a micropipettor, if you push to the second stop to fill it you will get ____________

• the correct amount of solution
• too much solution
• too little solution
• either too much or too little solution

The best tool to measure 146 uL (microliters) ______________.

• A PTP (plastic transfer pipette)
• A 5 - 50 uL micropipettor
• A 2 - 200 uL micropipettor
• A graduated cylinder

In order to accurately fill a micropipettor you must ______________?

• Add a tip and push the button to the first stop.
• Add a tip and push the button to the second stop
• Turn the white wheel upward
• Push the eject button

There are _________ uL in 1 mL.

• 1
• 10
• 100
• 1000

This equipment is used to 

• measure & transfer large volumes
• measure & transfer small volumes
• spin chemicals/tubes
• sterilize equipment

If the micropipette in this image is a P20 (which measures volumes from 2-20 microliters), how many microliters could it measure?

• 0.98

• 9.8

• 98

• 980

During a lab, you need to transfer 4.5 mL of a solution from a 150 mL flask to a 15 mL conical tube. Which of the following would be the best to use?

• 25 mL beaker

• 5 mL serological pipette

• 50 mL graduated cylinder

• P10 micropipette

• Pasteur pipette

• Serological pipette

• Tip

• Transfer pipette

Use this with ___

• Pasteur pipette

• Serological pipette

• Tip

• Transfer pipette

• pipette aid

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-5