Studying cells

When observing a specimen through a light microscope, an observer uses _______________ to distinguish individual components of cells.

• a beam of electrons
• radioactive isotopes
• special stains
• high temperatures

This microscope is good for observing living specimens.

• electron microscope
• light microscope
• radioscope

This microscope is good for looking closely at the smaller organelles.

• electron microscope
• light microscope
• radioscope

Which electron microscope delivers a high level of surface detail?

• Scanning Electron Microscope (SEM)
• Transmission Electron Microscope (TEM)
• Light Microscope

Which electron microscope provides details of a cell's internal structures?

• Scanning Electron Microscope (SEM)
• Transmission Electron Microscope (TEM)
• Light Microscope

The ________ of the microscope would give you the SMALLEST field of view.

• low power objective

• medium power objective

• high power objective

• stage

Find total magnification for:
Eyepiece = 10X 
Objective lens = 4X  

• 4x
• 6x
• 14x
• 40x

Which part of the microscope is this?

• fine focus
• stage
• occular lens
• objective lens

What is needed to produce an image for a transmission electron microscope?

• Light

• A living cell

• A vacuum

• A very thin specimen

Calculate the actual size of a mesophyl cell if the its drawing has a length of 350mm and the magnification of the drawing is 700x

• 0.002μm

• 0.02nm

• 0.002nm

• 0.0002μm