Exploring Microscopes and Their Functions Quiz

Which type of microscope is most commonly used in school science laboratories to observe cells?

• Electron microscope

• Light microscope

• Scanning probe microscope

• Atomic force microscope

What is the main function of the objective lens on a microscope?

• To hold the slide in place

• To magnify the specimen

• To adjust the amount of light

• To focus the image

Which part of the microscope is used to bring the specimen into sharp focus?

• Stage

• Coarse focus knob

• Fine focus knob

• Eyepiece

Which type of microscope would you use to view the surface details of a tiny insect in three dimensions?

• Compound light microscope

• Transmission electron microscope

• Scanning electron microscope

• Phase contrast microscope

What is the function of the diaphragm on a microscope?

• To support the microscope

• To adjust the amount of light passing through the specimen

• To magnify the image

• To hold the objective lenses

Which safety rule should you always follow when carrying a microscope?

• Carry it by the eyepiece only

• Carry it with both hands, one on the arm and one under the base

• Carry it by the stage

• Carry it with one hand

What does the term "resolution" mean in microscopy?

• The ability to magnify an image

• The ability to distinguish two close objects as separate

• The amount of light passing through the specimen

• The size of the specimen

Which part of the microscope holds the slide in place?

• Stage clips

• Objective lens

• Diaphragm

• Base

Why should you start focusing with the lowest power objective lens?

• It gives the highest magnification

• It is easier to find and focus on the specimen

• It uses less light

• It is safer for your eyes