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Cells Unit Test Review 2
Test Description: Cells
Instructions: Answer all questions to get your test result.
1) What is the primary purpose of mitochondria in a cell?
A
They store genetic information.
B
They ship proteins and other substances across the cell membrane.
C
They convert food molecules into energy the cell can use.
D
They trap sunlight and use the energy to make food.
2) Which statement best describes cytoplasm?
A
to remove waste
B
to produce energy
C
gel-like substance
D
the outer layer
3) Which statement best describes chloroplasts?
A
to allow substances in and out
B
gel-like substance
C
to capture sunlight
D
to protect and support
4) Which of the following structures is only in a plant cell?
A
nucleus
B
mitochondria
C
ribosome
D
chloroplast
5) The diffusion of water through the cell membrane is called...
A
active transport
B
endocytosis
C
osmosis
D
equilibrium
6) A group of cells working together to perform a specific job is called...
A
tissue
B
organism
C
cells
D
organ system
7) How is active transport different from passive transport?
A
Passive transport involves larger particles.
B
Passive transport does not require energy.
C
Passive transport involves only the movement of water.
D
Passive transport is used only to expel materials from the cell.
8) If you compared the plant cell to a school, what organelle would the office represent?
A
nucleus
B
cytoplasm
C
mitochondria
D
chloroplast
9) If you compared the plant cell to a town, what organelle would the city limits represent?
A
lysosomes
B
cell membrane
C
cytoplasm
D
nucleus
10) If you compared the plant cell to a town, what organelle would the nuclear power plant represent?
A
mitochodria
B
chloroplast
C
nucleus
D
cytoplasm
11) What must cells do in order to grow and divide?
A
take in nutrients
B
reproduce
C
produce energy
D
make food
12) What is the proper order of the levels of organization of an organism?
A
cells, tissue, organ system, organ
B
cells, organ, tissue, cytoplasm
C
organelles, cells, organs, systems
D
cells, tissue, organ, organ system
*select an answer for all questions
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