1. When focusing a specimen, which magnification of the lens would you use to
find the specimen on the slide?
A. eyepiece and 4X
C. eyepiece and 40X
B. eyepiece and 10X
D. eyepiece and 400X

2. Which set of lenses would you use to examine the details of a specimen?
A. eyepiece and 4X
C. eyepiece and 400X
B. eyepiece and 10X
D. none of the answers are correct

3. When the cut out of letter “e” is placed on the slide right side up, what would be
the image under the microscope?
A. inverted
B. remained
C. righted
D. stayed

4. What part of the microscope can increase or decrease the amount of light
entering the stage opening?
A. stage
B. eyepiece
C. diaphragm D. revolving nosepiece

5. If a microscope has a 4x ocular lens and a 10x objective, what is the
microscope's total magnification?
A. 4x
B. 14x
C. 40x
D. 400x

6. What must be rotated in order to switch from low to high power objective?
A. stage
C. diaphragm
B. eyepiece
D. revolving nosepiece

7. What regulates the amount of light that passes toward the eyepiece?
A. stage
C. diaphragm
B. eyepiece
D. revolving nosepiece

8. Why it is necessary for the specimen to be thin so it can be observed under the
microscope?
A. The image will be clearer.
B. The image would be bigger
C. The light could pass through the specimen
D. The high magnification objective can be used.

9. When you view a specimen through an objective lens that is magnified 40X,
what is the actual magnification?
A. 40X
B. 44X
C. 54X
D. 400X​