Microscope Quiz

What is the ocular part of a compound microscope?

• The base of the microscope

• The eyepiece or the first lens

• The second set of lenses

• The part that regulates light

Who is credited with creating the first compound microscope?

• Robert Hooke

• Antonie van Leeuwenhoek

• Zacharias Janssen

• None of the above

What is the function of the diaphragm in a microscope?

• To change from one objective to the next

• To hold the slide in place

• To regulate the amount of light that hits the slide

• To magnify the specimen

What type of microscope did Leeuwenhoek build?

• Compound microscopes

• Electron microscopes

• Simple microscopes

• Light microscopes

How is total magnification of a compound microscope calculated?

• Objective divided by ocular

• Ocular plus objective

• Ocular multiplied by objective

• Objective minus ocular

What does the fine adjustment knob do on a microscope?

• Moves the stage very rapidly

• Moves the objectives very rapidly

• Moves the stage very slowly

• Moves the objectives very slowly

What is the value of one micrometer in meters?

• 0.000001 m

• 0.00001 m

• 0.0001 m

• 0.001 m

What are the magnification powers of the objective lenses mentioned for the microscope in the document?

• 5x, 15x, and 45x

• 4x, 10x, and 40x

• 3x, 12x, and 36x

• 6x, 20x, and 60x

What is the purpose of wet mount slides?

• To view dry specimens

• To view living organisms and keep specimens moist

• To view specimens at high temperatures

• To view specimens in a vacuum

What should NOT be done when preparing a wet mount slide?

• Put your specimen in the center of the slide

• Add one large drop of water

• Allow the cover slip to touch the edge of the drop of water

• Allow water to run all over the slide or get on the back of the slide