✅ What I Know
Directions: Choose the best answer from the given choices Write the letter of your
choice on a separate sheet of paper.
1. To focus on a specimen, it is best to start with which objective lens?
A. Middle Magnification
B. Lowest Magnification
C. Highest Magnification
D. Intermediate Magnification
2. Which one of the following instruments would you use to view an image of a
plant cell?
A. Telescope
B. Periscope
C. Microscope
D. Kaleidoscope
3. On a typical microscope, there is a rotating part containing three different
objective lenses. What is this part called?
A. Stage
B. Eyepiece
C. Nosepiece
D. Focus Knob
4. This is turned to bring the object being viewed closer.
A. cover slip
B. eyepiece lens
C. objective lens
D. fine adjustment
5. The lens that is within the eyepiece of the light microscope is called the ____.
A. ocular
B. scanning
C. low power
D. high power
6. When using the high-power objective, you should not adjust the ________.
A. diaphragm
B. stage clips
C. fine adjustment
D. coarse adjustment
7. The scanning, low, and high-power objectives are mounted on the______.
A. stage
B. eyepiece
C. body tube
D. revolving nosepiece
8. Which part of the compound microscope helps in gathering and focusing
light rays on the specimen to be viewed?
A. Eyepiece lens
B. Objective lens
C. Condenser lens
D. Magnifying lens
9. On the microscope stage, what is used to hold the glass slide in place and
prevent it from moving?
A. Stage
B. Stage clip
C. Condenser
D. Fine adjustment knob
10.How does magnification affect the image of the objects?
A. It increases the image size
B. It decreases the image size
C. It increases the field of view
D. It decreases the field of view​