📌 Questions on microscope
1. What part of the microscope is responsible for magnifying the image of the specimen?
a) Eyepiece
b) Objective lens
c) Condenser
d) Stage
2. Which part of the microscope is used to adjust the focus of the image?
a) Revolving nosepiece
b) Coarse adjustment knob
c) Fine adjustment knob
d) Arm
3. What part of the microscope supports the slide holding the specimen?
a) Diaphragm
b) Stage
c) Base
d) Eyepiece
4. Which component of the microscope is responsible for controlling the amount of light passing through the specimen?
a) Diaphragm
b) Objective lens
c) Condenser
d) Arm
5. What is the purpose of the revolving nosepiece on a microscope?
a) To hold the eyepiece
b) To adjust the magnification
c) To hold the objective lenses
d) To focus the image
6. Which part of the microscope connects the head to the base and provides support?
a) Stage
b) Arm
c) Condenser
d) Coarse adjustment knob
7. What part of the microscope moves the stage up and down for focusing?
a) Diaphragm
b) Revolving nosepiece
c) Coarse adjustment knob
d) Fine adjustment knob
8. Where is the light source typically located in a compound microscope?
a) In the eyepiece
b) Under the stage
c) Attached to the objective lens
d) In the revolving nosepiece
9. Which part of the microscope holds the slide in place on the stage?
a) Condenser
b) Stage clips
c) Base
d) Eyepiece
10. What is the function of the condenser in a microscope?
a) To adjust the focus
b) To control the amount of light
c) To hold the objective lenses
d) To support the slide
11. What type of microscope is commonly used for observing live biological specimens?
a) Light microscope
b) Electron microscope
c) Scanning probe microscope
12. What is the primary function of the objective lens in a microscope?
a) To adjust the focus
b) To magnify the specimen
c) To provide illumination
13. Which microscopy technique involves labeling molecules with fluorescent dyes?
a) Fluorescence microscopy
b) Electron microscopy
c) Phase-contrast microscopy
14. What is the maximum magnification achievable with a typical light microscope?
a) 1000x
b) 2000x
c) 5000x
15. Which component of an electron microscope focuses the electron beam onto the specimen?
a) Condenser
b) Objective lens
c) Electron gun
16. In which microscopy technique are electrons passed through a thin specimen to produce an image?
a) Transmission electron microscopy
b) Scanning electron microscopy
c) Atomic force microscopy
17. Which microscopy technique is best for visualizing surface topography?
a) Scanning electron microscopy
b) Phase-contrast microscopy
c) Confocal microscopy
18. What is a key advantage of scanning probe microscopy?
a) High magnification
b) Real-time imaging
c) Three-dimensional imaging
19. Which microscopy technique is used to investigate atomic structures?
a) Electron microscopy
b) Scanning probe microscopy
c) X-ray microscopy
20. Which microscopy technique relies on electron beam interaction with sample atoms?
a) Scanning electron microscopy
b) Transmission electron microscopy
c) Confocal microscopy
Comment your Answers
@Ethioquizzes
@Ethiomatrichub
@Ethiomatrics
1. What part of the microscope is responsible for magnifying the image of the specimen?
a) Eyepiece
b) Objective lens
c) Condenser
d) Stage
2. Which part of the microscope is used to adjust the focus of the image?
a) Revolving nosepiece
b) Coarse adjustment knob
c) Fine adjustment knob
d) Arm
3. What part of the microscope supports the slide holding the specimen?
a) Diaphragm
b) Stage
c) Base
d) Eyepiece
4. Which component of the microscope is responsible for controlling the amount of light passing through the specimen?
a) Diaphragm
b) Objective lens
c) Condenser
d) Arm
5. What is the purpose of the revolving nosepiece on a microscope?
a) To hold the eyepiece
b) To adjust the magnification
c) To hold the objective lenses
d) To focus the image
6. Which part of the microscope connects the head to the base and provides support?
a) Stage
b) Arm
c) Condenser
d) Coarse adjustment knob
7. What part of the microscope moves the stage up and down for focusing?
a) Diaphragm
b) Revolving nosepiece
c) Coarse adjustment knob
d) Fine adjustment knob
8. Where is the light source typically located in a compound microscope?
a) In the eyepiece
b) Under the stage
c) Attached to the objective lens
d) In the revolving nosepiece
9. Which part of the microscope holds the slide in place on the stage?
a) Condenser
b) Stage clips
c) Base
d) Eyepiece
10. What is the function of the condenser in a microscope?
a) To adjust the focus
b) To control the amount of light
c) To hold the objective lenses
d) To support the slide
11. What type of microscope is commonly used for observing live biological specimens?
a) Light microscope
b) Electron microscope
c) Scanning probe microscope
12. What is the primary function of the objective lens in a microscope?
a) To adjust the focus
b) To magnify the specimen
c) To provide illumination
13. Which microscopy technique involves labeling molecules with fluorescent dyes?
a) Fluorescence microscopy
b) Electron microscopy
c) Phase-contrast microscopy
14. What is the maximum magnification achievable with a typical light microscope?
a) 1000x
b) 2000x
c) 5000x
15. Which component of an electron microscope focuses the electron beam onto the specimen?
a) Condenser
b) Objective lens
c) Electron gun
16. In which microscopy technique are electrons passed through a thin specimen to produce an image?
a) Transmission electron microscopy
b) Scanning electron microscopy
c) Atomic force microscopy
17. Which microscopy technique is best for visualizing surface topography?
a) Scanning electron microscopy
b) Phase-contrast microscopy
c) Confocal microscopy
18. What is a key advantage of scanning probe microscopy?
a) High magnification
b) Real-time imaging
c) Three-dimensional imaging
19. Which microscopy technique is used to investigate atomic structures?
a) Electron microscopy
b) Scanning probe microscopy
c) X-ray microscopy
20. Which microscopy technique relies on electron beam interaction with sample atoms?
a) Scanning electron microscopy
b) Transmission electron microscopy
c) Confocal microscopy
Comment your Answers
@Ethioquizzes
@Ethiomatrichub
@Ethiomatrics