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7th Grade Science Review
Test Description: Test review.
Instructions: Answer all questions to get your test result.
1) What are the three types of protists?
A
Ammonia, Paramecium, Euglena
B
Amoeba, Paramecium, Euglena
C
Amoeba, Bacteria, Paramecium
D
Bacillus, Coccus, Spiral
2) Which sequence is the correct level of organization of the human body?
A
cells, tissue, body system, organ
B
cells, organs, tissue, body system
C
cells, tissue, organs, body system
D
organs, tissue, cells, body system
3) What is a difference between plant and animal cells?
A
Plant cells have a larger vacuole than an animal cell
B
Plant cells contain a cell wall
C
All the Above
D
Plant cells and animal cells are shaped differently
4) What is the control center of the cell?
A
Nucleus
B
Mitochondria
C
Cell Wall
D
Cell Membrane
5) What is the charge of a proton?
A
Neutral
B
Negative
C
Positive
6) What is the charge of a neutron
A
Positive
B
Neutral
C
Negative
7) The atomic number makes up
A
Protons, Electrons
B
Electrons, Neurons
C
Neutrons, Protons
8) How do you find the number of neutrons for an element?
A
Multiply the atomic mass by the atomic number
B
Subtract the atomic mass by the atomic number
C
Add the atomic mass by the atomic number
9) What is the function of the excretory system?
A
Rids of waste from the body
B
Protects the organs in your body
C
Breaks down food for nutrients
10) An example of a physical change is...
A
Fireworks
B
Baking a cake
C
Bon Fire
D
Ice cream melting
11) What is commensalism?
A
One organism benefits the other is not affected
B
Both organisms benefit
C
One organism benefits the other is harmed
12) Do you need all of your body systems to live?
A
No
B
Yes
13) Abiotic means
A
Living
B
Not Living
14) What is humus in soil?
A
Dead material
B
A dip for chips
C
Sand
*select an answer for all questions
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