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7th Grade: Microscope And Cells
Test Description: Answer these questions relating to items that will be tested on the lab portion of the test.
Instructions: Answer all questions to get your test result.
1) What is the part of the microscope that you look in to?
A
arm
B
Eye piece
C
stand
D
focus
2) If your eye piece has a magnification of 10x and a lens has a magnification of 4x, what is the total magnification?
A
40x
B
4x
C
14x
D
400x
3) In the cells we observed in class, what is the central structure that is observed (and controls the cell)?
A
cell wall
B
cell membrane
C
nucleus
D
cytoplasm
4) What type of cell (out of the ones we observed in class) looked rectangular in shape?
A
Cheek cell
B
Onion cell
C
None of these
D
Amoeba
5) What type of cell (out of the ones we observed in class) looked round in shape?
A
cheek cells
B
onion cells
C
None of these
D
Paramecium
6) What is the part of the microscope that holds the slide?
A
eye piece
B
microscope lens
C
arm
D
stand
7) What is the part of the animal cell that surrounds the cytoplasm?
A
nucleus
B
cell membrane
C
cell wall
D
ribosomes
8) Why would someone need to use an indicator when looking at cells in lab?
A
To be able to see the cell organelles
B
To make a mess
C
Because Miss S. said so
D
To make it harder to see.
9) When looking at the onion cell using the microscope, what best decribes what it looks like?
A
Bricks stacked on top of each other
B
Miniature muffins with chocolate chips
C
Small aliens that don't look like brick (thanks Mazie for the clarification).
D
Clumps or blobs
10) What is the part of the microscope the allows a person to make the image look clear?
A
lens
B
arm
C
eye piece
D
focus
*select an answer for all questions
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