Cells and Microscopes

Who first used the term "cell" to describe the empty "rooms" he saw in his microscope?

• Leeuwenhoek

• Virchow

• Pasteur

• Hooke

All cells come from...

• existing cells

• matter

• spontaneous generation

• electrical impulses

Tags

NGSS.MS-LS1-1

What is the name of the structure labeled #10?

• objective lens
• ocular lens
• aperture
• nosepeice

What is the function of the structure labeled #10?

• controls amount of light that passes through the slide
• it is used to change the magnification of the object
• it holds that slide in place
• it is used to carry the microscope

What is the name of the structure labeled #4?

• stage
• course adjustment knob
• fine adjustment knob
• aperture

what is the function of the structure labeled #4?

• used with meduim and high power objectives to bring an object into focus
• used with low power objective to bring an object into focus
• used with all objectives to brign an object into focus
• it is used to change the magnification of the object

A microscope has an ocular magnification of 10 and a high power objective magnification of 50. What is the highest total magnification of the microscope?

• 500x
• 400x
• 50x
• 40x

What is wrong this how the student is carrying the microscope in the image?

• They are using two hands.
• They are carrying it close to their body.
• The plug is not wrapped around the base.
• They are walking. 

What is the approximate size of one of the cells in the field of view shown?

• 0.5 mm
• 1.0 mm
• 1.5 mm
• 2.0 mm

How are plant and animal cells similar?

• They have chloroplasts, mitochondrias, AND cell walls

• They have a nucleus, cytoplasm, and cell membranes

• They have the same shape

• They have large vacuoles

Tags

NGSS.MS-LS4-2