Microscopes & How to Use a Light Microscope

What does unicellular mean?

• having only one cell

• having many cells

What does the term magnification mean?

• Making an image appear smaller

• Making an image appear larger

A virus is much smaller than a typical bacteria.

• True

• False

What does the diaphragm do?

• adjust the level of light

• condense the amount of light

Where would you place a slide on the microscope?

• Lens

• Stage

A compound microscope gets its name because there are 

• Three sets of lenses

• Two sets of lenses

How many objective lens are on a compound microscope?

• 4

• 3

Which way does the course focus and fine focus move the stage?

• Vertical (up & down)

• Hortizonal  (left and right)

What will you use to secure the microscope slide that you are looking at?

• Tape

• Stage clips

• Paper clips

Which objective lens should you use first to find your specimen?

• 40x

• 10x

• 4x