Microscope Quiz

What is the function of the eyepiece in a microscope?

• To adjust the focus of the microscope.

• To hold the microscope steady.

• To magnify the image produced by the objective lens.

• To illuminate the specimen being viewed.

Which part of the microscope holds the objective lenses?

• nosepiece

• base

• eyepiece

• stage

What is the purpose of the diaphragm in a microscope?

• To control the amount of light passing through the specimen.

• To magnify the specimen.

• To adjust the focus of the microscope.

• To hold the specimen in place.

What is the total magnification when using a microscope with a 10x eyepiece and a 40x objective lens?

• 100x

• 600x

• 200x

• 400x

Which lens of a microscope is used for scanning the specimen?

• high power objective lens

• oil immersion objective lens

• condenser lens

• low power objective lens

What is the purpose of the coarse adjustment knob in a microscope?

• To adjust the brightness of the microscope

• To change the magnification of the microscope

• To move the stage up and down

• To quickly bring the specimen into rough focus.

What is the function of the stage in a microscope?

• To clean the lenses of the microscope.

• To adjust the magnification of the microscope.

• To provide light for the specimen.

• To hold and position the specimen for observation.

What is the formula to calculate total magnification in a microscope?

• Total Magnification = Objective Lens Magnification x Eyepiece Lens Magnification

• Total Magnification = Objective Lens Magnification - Eyepiece Lens Magnification.

• Total Magnification = Objective Lens Magnification / Eyepiece Lens Magnification.

• Total Magnification = Objective Lens Magnification + Eyepiece Lens Magnification.

Which lens of a microscope is used for high magnification?

• ocular lens

• condenser lens

• scanning lens

• objective lens

What is the purpose of the fine adjustment knob in a microscope?

• To adjust the brightness of the microscope

• To change the magnification of the microscope

• To rotate the objective lenses of the microscope

• To make small, precise adjustments to the focus of the specimen.