MICROSCOPE QUIZ
Science 10
Name:_____________________
_____
15
1. Match the correct name (from Available Terms) for each part of the microscope
beside its corresponding number (in the diagram).
Note: There are more terms to use than required parts to label. Each term will only be
used once, or may not be used at all. (6 marks)
Available Terms:
1
2
3
4
5
6
a. Fine Adjustment
knob
b. Objective Lens
c. Stage Clips
d. Power Switch
e. Body Tube
f. Revolving
Nosepiece
g. Course Adjustment
knob
h. Iris Diaphragm
i. Light Source
j. Ocular Lens
2. What happens to the Field of View of a microscope as its magnification increases?
(1 mark)
3. If the total magnification of the microscope you are looking through is currently
40x, and the ocular lens has a magnification of 10x, what is the magnification power
of the objective lens you are looking through? (1 mark)
4. Match the name of the part of the microscope (Column 1) with the description of its
function (Column 2). (6 marks)
_____
_____
_____
_____
_____
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low power objective lens
stage
course adjustment knob
lamp or mirror
arm
high power objective lens
a) a lens capable of 4x magnification
b) supports the microscope slide
c) has a lens that enlarges the image
from the objective lens
d) rotating mount that holds many
objective lenses
e) brings the image into focus under
low power magnification
f) controls the amount of light
reaching the object
g) supports the microscope
h) sends light up through the object
being viewed
i) gathers light from a specimen and
forms an inverted image at 40x
magnification
j) holds the slide in place
k) brings the image into focus under
higher power magnification
5. If the size of an object you are looking at under a microscope is 0.0375mm, what is the
measurement in µm? (1 mark)