WorksheetsFinal Part I - Microscopy
Total questions: 20
Worksheet time: 20mins
What is the other name of the eyepiece?
Objective
Ocular
Scanner
Viewer
Adjusting the _________ changes the amount of light for contrast and focus.
Stage Clip
Objective
Diaphragm
Revolving Nosepiece
The ___________ has the largest field of vision and can be used to search for the specimen.
Low Power objective
High Power Objective
Scanner
Ocular
The ________________ should only be used with the scanner in order to avoid damaging the slide or lens.
Fine Adjustment Knob
Coarse Adjustment Knob
Revolving Nosepiece
Diaphragm
The ____________________ allows the rotation of the objective lenses while viewing the specimen.
Diaphragm
Body Tube
Revolving Nosepiece
Ocular
If the ocular has a magnification of 10x and the low power objective is also 10x, what is the total magnification?
(a)
If the ocular has a magnification of 10x and the high power objective is also 40x, what is the total magnification?
(a)
If the ocular has a magnification of 10x and the scanner is also 4x, what is the total magnification?
(a)
The process of setting a specimen on the slide is called preparing a
Wet Mount
Fixed Slide
Microscopy Slide
Specimen Mount
Adding iodine or methylene blue on a slide to enhance the organelles of a specimen is called __________.
marking
staining
labelling
labelling
Why do you place the coverslip at a 45 degree angle before allowing it to cover the specimen?
To center the specimen under the coverslip.
To push air bubbles out as the coverslip falls.
To reduce the risk of breaking the slide.
To make sure the specimen does not get smashed.
If the specimen you are viewing is moving to the right in your field of vision, what direction should you move the slide to keep the specimen in view?
Toward you
Away from you
To the right
To the left
Which objective lens has the smallest field of vision?
scanner
low-power
high-power
ocular
Which is not a step in preparing a wet mount?
Clean the slide to remove previous residue.
Place the specimen in the center of a drop of water.
Drop the coverslip straight down on the specimen.
Tap out any bubbles using the back of a probe.
Why do we call them compound light microscopes?
The base houses the light source.
There are three objective lenses.
The specimen is viewed through two lenses.
The light can be adjusted by the diaphragm.
These cells are
Elodea
Anacharis
Cheek
Onion
These cells are
Elodea
Anacharis
Cheek
Onion
What stain was used on these cells.
Water
Iodine
Methylene Blue
Bleach
These cells are
Elodea
Onion
Cheek
Paramecium
Who is considered the inventor of the microscope?
Leewenhoek
Wallace
Mendel
Linnaeus
