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WorksheetsThe Discovery of Cells
Total questions: 10
Worksheet time: 11mins
Name
Class
Date
1.
To calculate the total power of a compound light microscope, you must ___________________ the power of the two lenses.
a)
Add
b)
Subtract
c)
Multiply
2.
The Dutch draper who looked at pond scum and observed tiny aquatic organisms he called "animalcules."
a)
Robert Hooke
b)
Anton van Leeuwenhoek
c)
Rudolf Virchow
3.
The scientists responsible for the original Cell Theory were from . . .
a)
Holland
b)
Belgium
c)
Germany
4.
The magnification possible with a compound light microscope ranges from
a)
10-100 X
b)
20-450 X
c)
100-2000 X
5.
For low power magnification (10X to 20X) it would be best to use a . . .
a)
Stereo (binocular) microscope
b)
Compound light microscope
c)
Scanning electron microscope
6.
English scientist who observed thin slices of dead cork and called the little compartments "cells"
a)
Robert Hooke
b)
Anton van Leeuwenhoek
c)
Theodor Schwann
7.
Electron microscopes use a beam of _________________ to produce an image magnified up to 100,000 or more
a)
Sunlight
b)
Lasers
c)
Electrons
8.
In 1674, Dutch draper Anton van Leeuwenhoek made a microscope, which could magnify 266 X. This was a(n)
a)
Simple microscope
b)
Compound microscope
c)
Electron microscope
9.
"All living things are composed of cells. Cells are the basic units of structure and function in living things. All cells are produced from other cells."
a)
Cell Mystery
b)
Cell Theory
c)
Cell Story
10.
The cell theory could not have been developed without the invention of the . . .
a)
Telescope
b)
Periscope
c)
Microscope
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