Microscopy Techniques Quiz

Rohan and Aria are working on a biology project in their school lab. They need to observe the structure of onion cells. What is the main advantage of using an optical microscope for their project compared to other types?

• It uses a beam of accelerated electrons.

• It provides compositional information.

• It requires simpler sample preparation.

• It uses electromagnetic lenses.

Nora is working on a biology project and needs to observe the structure of a cell using a microscope. Which type of microscope should she use if she wants to utilize a fluorescent species to produce a magnified image?

• Fluorescence microscope

• Electron microscope

• Optical microscope

• Stereomicroscope

During a biology class, Olivia is using a light microscope to observe onion cells. What is the main function of the eyepiece in the microscope she is using?

• To magnify the image

• To illuminate the sample

• To control the electron beam

• To hold the sample in place

Scarlett is working on a biology project and needs to examine the external details of a specimen without staining it. Which microscopy technique should she use?

• Polarised light

• Dark field

• Phase contrast

• Fluorescence

Maya and Aria are in a biology class, and they are using different types of microscopes for their project. What is the main difference between a stereomicroscope and a basic optical microscope?

• Stereomicroscope provides a three-dimensional view.

• Stereomicroscope requires complex sample preparation.

• Stereomicroscope uses electromagnetic lenses.

• Stereomicroscope uses fluorescent tags.

Anika is working on a project to analyze the surface characteristics of a new material. Which type of electron microscope should she use to gather information about the sample's surface?

• Scanning Electron Microscope (SEM)

• Fluorescence microscope

• Transmission Electron Microscope (TEM)

• Optical microscope

During a biology class experiment, James is using water-soluble dyes to observe live cells under a microscope. What is a challenge he might face?

• They improve the resolution of the microscope.

• They enhance the contrast of live cells.

• They are non-toxic to cells.

• They cause cell degradation or death.

In a laboratory experiment, Anika is tasked with evaluating the composition of anisotropic substances. Which microscopy technique should she use?

• Dark field

• Phase contrast

• Polarised light

• Fluorescence

During a biology class, Aria and Ethan are comparing different types of microscopes. What is the main advantage of electron microscopes over light microscopes?

• They use visible light for illumination.

• They have a vastly superior resolution.

• They require simpler sample preparation.

• They are less expensive.

During a biology class, Sophia was asked to explain the role of the base in a light microscope. What is the role of the base in a light microscope?

• To carry the optical parts

• To act as the microscope support

• To magnify the image

• To connect the eyepiece to the head