Cells Unit Test Review 2 Question Preview (ID: 34774)
Cells.
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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 trap sunlight and use the energy to make food.
d) They convert food molecules into energy the cell can use.
Which statement best describes cytoplasm?
a) to remove waste
b) to produce energy
c) gel-like substance
d) the outer layer
Which statement best describes chloroplasts?
a) to protect and support
b) to allow substances in and out
c) to capture sunlight
d) gel-like substance
Which of the following structures is only in a plant cell?
a) chloroplast
b) ribosome
c) nucleus
d) mitochondria
The diffusion of water through the cell membrane is called...
a) osmosis
b) endocytosis
c) active transport
d) equilibrium
A group of cells working together to perform a specific job is called...
a) cells
b) tissue
c) organ system
d) organism
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.
If you compared the plant cell to a school, what organelle would the office represent?
a) chloroplast
b) cytoplasm
c) nucleus
d) mitochondria
If you compared the plant cell to a town, what organelle would the city limits represent?
a) cell membrane
b) cytoplasm
c) nucleus
d) lysosomes
If you compared the plant cell to a town, what organelle would the nuclear power plant represent?
a) chloroplast
b) cytoplasm
c) nucleus
d) mitochodria
What must cells do in order to grow and divide?
a) make food
b) reproduce
c) produce energy
d) take in nutrients
What is the proper order of the levels of organization of an organism?
a) cells, tissue, organ, organ system
b) cells, tissue, organ system, organ
c) cells, organ, tissue, cytoplasm
d) organelles, cells, organs, systems
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