BSC1010 Lab Study Guide
Lab Techniques and Equipment

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Terms to Know in This Chapter:

dissection kit (sing.) [die SECT shun]

probe (sing.)

scalpel [SKAL pul]

scissor (sing.) [ZIZZ ur]

beaker (sing.)

Erlenmeyer flask (sing.) [EARL in my ur]

Florence flask (sing.)

volumetric flask (sing.) [voll you MET rick]

graduated cylinder (sing.) [GRAD you ate ed]

filter flask (sing.)

culture dish (sing.)

Petri dish (sing.) [PEE tree]

watch glass (sing.)

pipette (sing.) [pie PET]

Pasteur pipette (sing.) [pass TUR]

stirring rod (sing.)

Durham tube (sing.) [DURE um]

Smith fermentation tube (sing.)

reagent bottle (sing.) [re AGE ent]

Barne's dropping bottle (sing.)

funnel (sing.) [FUN ul]

Buchner funnel (sing.) [BOOK ner]

evaporating dish (sing.)

crucible (sing.) [CREW sah bul]

desiccator (sing.) [DESS eh KAY tor]

spot plate (sing.)

mortar

pestle [PESS tul]

bell jar (sing.)

buret (sing.) [bew RETTE]

stop cock (sing.)

titration [tie TRAY shun]

capillary tube (sing.) [CAP eh lair ee]

Whatman jar (sing.) [WAT man]

centrifuge tube (sing.) [SIN treh fughe]

separatory funnel [SEP a rah tore ee]

hydrometer (sing.) [high DROM eh tur]

Ependorf tube (sing.) [EP in dorf]

beaker tong (sing.)

spatula (sing.) [SPAT you lah]

ring stand (sing.)

inoculating loop (sing.) [eh KNOCK you late ing]

aspirator (sing.) [ASS per ray tore]

spectrophotometer (sing.) [spek trow for TOM eh ter]

triple beam balance (sing.)

digital balance (sing.)

Waring blender (sing.)

vortex (sing.) [VOR tex]
votices (pl.) [VOR teh seez]

hot plate (sing.)

magnetic stirrer (sing.)

centrifuge (sing.) [SIN treh fughe]

power supply (sing.)

electrophoresis chamber (sing.) [ee LEK trow for EE siss]

electrophoresis gel bed (sing.)

micropipette (sing.) [my crow pie PET]

staining tray (sing.)

What You Need to Know:

You should be able to:

1. recognize by sight the above pieces of equipment and be able to briefly explain their use or function, and
2. recognize the precision of measuring devices and which to use in which situation.
   

Exercises: Fill in the Blank.

1. To measure fairly accurately large amounts of a liquid in a titration experiment, you would probably use a and a stopcock.
2. tubes utilize the charged surface of a tube to pull a liquid up into a tube.
3. You would use a funnel to separate two liquids of different densities.
4. To measure the specific gravity of a liquid, you would use a(n) .
5. Which of the following would provide the most accurate measurement? Beaker, Erlenmeyer flask, volumetric flask, culture dish?
6. The tube is used in fermentation experiments and is comprised of a small tube fitting within a larger tube.
7. What piece of equipment would you use with a slurry of diatomaceous earth?

Exercises: Multiple Choice. Select the Best Answer.

1. You would use this device when very high heats are required, like melting a solid.
   (1) evaporating dish
   (2) watch glass
   (3) electrophoresis chamber
   (4) crucible
   (5) stirring hot plate
2. You would use this device when you are trying to determine color changes in an experiment.
   (1) watch glass
   (2) evaporating dish
   (3) spot plate
   (4) separatory funnel
   (5) Buchner funnel
3. You would use this device to stain microscope slides.
   (1) beaker
   (2) graduated cylinder
   (3) hydrometer
   (4) Whatman jar
   (5) vortex
4. Which of these would be used to mix samples in a tube?
   (1) beaker
   (2) graduated cylinder
   (3) hydrometer
   (4) Whatman jar
   (5) vortex
5. These would be used in microcentrifuges or below zero freezers.
   (1) Ependorf tubes
   (2) Durham tubes
   (3) centrifuge tubes
   (4) all of the above
   (5) none of the above