Final Review/Unit Zero

Front

What is the function of the body tube in a microscope?

Back

The body tube connects the eyepiece to the objective lenses and ensures that light travels through the microscope to the viewer's eye.

Front

What is an independent variable in an experiment?

Back

An independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

How do you estimate the size of a cell using the field of view?

Back

To estimate the size of a cell, divide the field of view by the number of cells that can fit across it.

Front

What are stage clips used for in a microscope?

Back

Stage clips are used to hold the slide in place on the stage of the microscope.

Front

What is the role of the diaphragm in a microscope?

Back

The diaphragm controls the amount of light that reaches the slide, enhancing the visibility of the specimen.

Front

What is the dependent variable in the experiment 'Will fish school more if a predator is present?'

Back

The dependent variable is the number of fish that school together.

Front

What is the purpose of the objective lenses in a microscope?

Back

Objective lenses are used to magnify the specimen being observed.

Front

What is the field of view in microscopy?

Back

The field of view is the visible area seen through the microscope eyepiece.

Front

How do you calculate the total magnification of a microscope?

Back

Total magnification is calculated by multiplying the magnification of the eyepiece by the magnification of the objective lens.

Front

What is the significance of using a control group in an experiment?

Back

A control group is used as a standard for comparison to determine the effect of the independent variable.