Cell Theory and Microscopes

Cells are the most _____________ unit of living things

• Delicious

• Basic

• Complex

• Large

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What do scientists mean by "pre-existing" cells?

• Cells that are already dead

• Cells that are not born yet

• Cells that are alive and can and create new cells

• This is not a real term scientists use

Tags

NGSS.MS-LS1-1

All cells come from...

• Unicellular organisms

• Dead cells

• Pre-existing (already alive) cells

• Multicellular organisms

Tags

NGSS.MS-LS1-1

Who was the first scientist to observe cells under a microscope?

• Theodore Schwann

• Albert Einstein

• Robert Hooke

• Captain Hooke

What do you do with the part of the microscope in the red box?

• Turn it to focus the image

• Carry the microscope

• Adjust the light

• Look through it to see the sample

The red box is around the...

• Handle

• Fine focus knob

• Coarse focus knob

• Eyepiece

The red box is around the ________________, which ____________ the specimen

• Light, brightens 

• Lenses, magnify 

• Fine focus knob, magnifies 

• Coarse focus knob, focuses 

A specimen is always placed on the ________________.

• Light

• Wings

• Platform

• Stage

The red box shows...

• The 100X and 40X lens

• The 4X and 10X lens

• The fine and course focus knob

• The on and off buttons

These cells are most likely from a...

• Bacteria

• Animal

• Plant

• Human

Tags

NGSS.MS-LS1-1