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DOL Investigation 2
Test Description: Microscopes
Instructions: Answer all questions to get your test result.
1) You should always carry the microscope by the
A
arm only
B
arm and body tube
C
arm and base
D
the objectives
2) When looking at a specimen on your slide, you should always start with the
A
super extra high power lens
B
low objective lens
C
high objective lens
D
medium objective lens
3) When looking through your microscope, you move your slide to the right. The slide appears
A
to stay the same
B
to move to the left
C
to move to the right.
D
vanish
4) The _______focuses the image under low power.
A
revolving nosepiece
B
fine adjustment knob
C
arm/neck
D
coarse adjustment knob
5) The__________ sharpens the image under high magnification.
A
coarse adjustment knob
B
the diaphragm
C
the ocular
D
fine adjustment knob
6) The ________ of the microscope would show you the MOST zoomed in image, or the SMALLEST field of view.
A
high power objective
B
medium power objective
C
low power objective
D
stage
7) What is the function of stage clips?
A
To keep the slide secure
B
To move the objectives
C
To look through
D
To adjust the focus
8) The diaphragm helps to
A
none of these.
B
change the lens size.
C
allow light to pass through the stage.
D
focus.
9) You can find total magnification by which of the following methods?
A
multiplying the eyepiece and the objective lens
B
multiplying the eyepiece and all of the objective lenses
C
adding the eyepiece and all of the objective lenses
D
adding the eyepiece and the objective lens
10) Find total magnification for: Eyepiece = 10X Objective lens = 4X
A
14x
B
4x
C
6x
D
40x
*select an answer for all questions
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