1. it hold and revolves the objective lenses.
A. adjustment B. diaphragm
C. aperture D. mirror

2. which two parts of the light microscope magnify the image of an object?
A. eyepiece and mirror
B. eyepiece and objective
C. Objectives and mirror
D. Objectives and diaphragm

3. which among the statements below best describe the diaphragm?

A. it regulates the amount of light reflected to the object be viewed.
B. it reflects light from the mirror, object to be observed and lenses.
C. it changes the amount of light reflected.
D. it focus the specimens in the glass slide.

4. the following are the mechanical parts of the microscope EXPERT:
A. arm
B. eyepiece
C. draw tube
D. nosepiece

5. A plant cell is viewed using a 10x eyepiece magnification and 43x HPO. how many times will it be magnified?
A. 10 times
B. 43 times
C. 143 times
D. 430 times
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