2) Apparatus Flashcards
Describe a magnifying glass
Piece of apparatus for magnifying small objects
Describe a hand lens
Piece of apparatus for magnifying small objects
Describe the microscope slide (including precaution)
Glass surface for placing samples to be viewed under the microscope
It’s fragile so needs to be handled with care
Describe cover slips (including precaution)
Thin glass pieces that are plced over a sample on a slide to secure the sample
Very fragile. Need to be handled with care. Must be cleaned before use
Describe a flask (including precaution)
A glass container with flat or round bottom
Heatingnof solutions or temporary storage. Glass so needs to be handled with care
Describe a dish (including use/precaution)
A large glass container
For display of large samples
Describe a petri dish (including use/precaution)
Glass or plastic container with lid
For the growth of bacteria or fungi on nutrient medium. Never ooen a petri dish containing a culture
Describe a measuring cylinder (including use/precaution)
Cylindrical glass container with graduations along the side
For measuring the volume of solutions
Describe a beaker (including use/precaution)
Glass containers of different sizes
For temporary storing of solutions or other biological material
Describe a watch glass (including use/precaution)
Small saucer-shaped glass
For placing of samples for observation
Describe forceps (including use/precaution)
Tweezers
For holding samples or to hold tissue during disection
Describe scissors (including use/precaution)
Scissors with rounded/sharp tips
For cutting tissue during dissection
Describe scalpel (including use/precaution)
Two type: fixed blade or removable blade
For cutting tissue. Make sure it is cleaned after use. Very sharp, so great care must be taken
Describe a dissecting needle (including use/precaution)
Sharp needle on a holder
For securing samples during dissection. For lowering of cover slips
Describe a bunsen burner (including use/precaution)
A burner attached to a gas cylinder
Low flame while lighting. High heat during heating of samples. On low heat while not in use. Must not be allowed to burn unattended
Describe retort stand (including use/precaution)
Stand on a metal plate
For the attachment of various buts of apparatus during an experiment. Acts as a holder
Describe a tripod (including use/precaution)
Metal stand on legs
Bunses burner is placed below to heat sample placed on top tripod
Describe clamps (including use/precaution)
Assorted clamps with screws
For the attachment of apparatus to retort stand
Describe filter paper (including use/precaution)
Circular sheets of absorbent paper
Folded to fit into funnel. For filtering
Describe a crucible (including use/precaution)
Small ceramic container
For the heating of small samples. Do nit touche when hot
Describe a gauze (including use/precaution)
Wire gauze with a ceramic center
Fir placingbon tripod. Even distribution of heat
Describe a funnel (including use/precaution)
A glass ir plastic funnel
For pouring solutions from one container into the other without spilling, ir for filtering with the use of filtering paper
Describe test tubes (including use/precaution)
Cylindrical glass tubes
For conducting experience
Describe a test tube rack
Wooden or plastic rack with holes for holding test tubes
Hold test tubes during an experiment
Describe a test tube holder (including use/precaution)
Peg like apparatus with a long arm
Enables you to hold a test tube when hot
Describe a mortar and pestle
Ceramy container with an grinder
For grinding up samples
How so we see microscopic things?
Using a microscope, LEM (light emitting microscope)
Why do we carry microscopes so carefully
They are expensive
