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WorksheetsCellular Theory
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
The invention of the light microscope was helpful because ...
a)
it made possible for people to learn about cells
b)
it helped people to focus light
2.
The following scientists contributed to cell theory EXCEPT
a)
Schielden
b)
Hooke
c)
Leeuwenhoek
d)
Percy
3.
When looking under the microscope, you should start with the _______ power objective.
a)
lowest
b)
most focused
4.
You should always carry a microscope by the base and the __________
a)
stage
b)
arm
5.
Cell theory was developed by ...
a)
Hooke
b)
many scientists
c)
C. Ramseur
d)
C. Wentz
6.
The following facts are apart of the cell theory EXCEPT
a)
All living things are made of cells
b)
Cells cannot reproduce
c)
Cells come from other cells
d)
Cells are the basic unit of life
7.
When using a microscope, you should follow the following rules EXCEPT
a)
Always carry the microscope by the arm and base
b)
Always turn off the light source when you leave
c)
Only use the coarse adjustment knob when using the high magnification
8.
To determine the total magnification you should __________ the magnification of the eyepiece and the objective.
a)
Add
b)
Divide
c)
Multiply
d)
Subtract
9.
The scientist that examined cork under a microscope and named cells was ...
a)
Hooke
b)
T, Patterson
c)
Littlejohn
d)
Hovis
10.
Organelles are ...
a)
Small organs inside the human body
b)
Small structures inside a cell
11.
Living things have structure and function which describes ...
a)
cell theory
b)
natural selection
12.
Which cell organelle is responsible for providing energy for the cell?
a)
Nucleus
b)
Mitochondrion
13.
Which organelle does a plant cell contain that an animal cell does not?
a)
cell wall
b)
chromosome
14.
Which organelle controls all cell activities and genetic material?
a)
nucleus
b)
mitochondrion
15.
Which jellylike material holds the organelles together in the cell?
a)
cytoplasm
b)
chloroplast
16.
Which cell structure controls movement of substances in and out of the cell?
a)
cell membrane
b)
cell wall
17.
Which letter represents the objective lenses?
a)
A
b)
B
18.
Which letter represents the stage?
a)
A
b)
AC
19.
Which letter represents the eye-piece?
a)
A
b)
E
20.
Which letter represents the coarse focus knob?
a)
C
b)
E
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