Microscopy

The ability to distinguish between objects is the...

• Magnification

• Resolution

• Measurement

• Detail

To calculate magnification...

• size of image / size of real object

• size of real object / size of image

• size of image x size of real object

Which type of microscope has the better resolution?

• Light microscope

• Electron micrscope

If you want to see very small organelles such as ribosomes you need to use a...

• Electron microscope

• Light microscope

To convert millimetres to micrometres you multiply the number by...

When using a microscope, you look down the...

If the eyepiece has a magnification of 10 and you use the objective lens with a magnification of 40, the total magnification would be...

• x 140

• x 40

• x 400

• x 4

A student looks at a plant cell under a microscope using a magnification of x 120. The image of the cell is 1.5cm in height. What is the height of the actual cell in mm?

Which of these structures is the smallest?

• Bacterium

• Liver cell

• Nucleus

• Ribosome

A student draws a cheek cell. The cell in their drawing is 50mm wide. In real life, the cell is 0.025mm. What is the magnification of their drawing?