Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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The
main function of the cell wall is to a. | support and protect the cell. | b. | store
DNA. | c. | direct the
activities of the cell. | d. | help the cell move. | | |
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2.
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Which
of the following organisms are prokaryotes? a. | plants | b. | animals | c. | bacteria | d. | all of the
above | | |
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3.
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Prokaryotes lack a. | cytoplasm. | b. | a cell
membrane. | c. | a nucleus. | d. | genetic
material. | | |
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4.
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Which
of the following contains a nucleus? a. | prokaryotes | b. | bacteria | c. | eukaryotes | d. | organelles | | |
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5.
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Which
structure contains the other? a. | nucleus; cytoplasm | b. | nucleus; genetic
material | c. | cell membrane; cell wall | d. | prokaryote;
organelles | | |
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6.
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Which
of the following is NOT a principle of the cell theory? a. | Cells are the
basic units of life. | b. | All living things are made of cells. | c. | Very few cells
reproduce. | d. | All cells are produced by existing
cells. | | |
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7.
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Which
of the following is a function of the cell membrane? a. | breaks down
lipids, carbohydrates, and proteins from foods | b. | stores water,
salt, proteins, and carbohydrates | c. | keeps the cell wall in place | d. | regulates which
materials enter and leave the cell | | |
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8.
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Which
cell structure contains the cell’s genetic material and controls the cell’s
activities? a. | organelle | b. | nucleus | c. | cell
envelope | d. | cytoplasm | | |
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9.
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Which
organelle makes proteins using coded instructions that come from the nucleus? a. | Golgi
apparatus | b. | mitochondrion | c. | vacuole | d. | ribosome | | |
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10.
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Which
organelle would you expect to find in plant cells but not animal cells? a. | mitochondrion | b. | ribosome | c. | chloroplast | d. | smooth endoplasmic reticulum | | |
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11.
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You
won’t find a cell wall in which of these kinds of organisms? a. | plants | b. | animals | c. | fungi | d. | none of the above | | |
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12.
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Which
of the following structures serves as the cell’s boundary from its environment? a. | mitochondrion | b. | cell membrane | c. | chloroplast | d. | channel proteins | | |
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13.
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Which
organelle breaks down food into particles the cell can use? a. | Golgi
apparatus | b. | lysosome | c. | endoplasmic
reticulum | d. | mitochondrion | | |
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14.
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Which
organelle converts food into compounds that the cell uses for growth, development, and
movement? a. | chloroplast | b. | Golgi apparatus | c. | endoplasmic
reticulum | d. | mitochondrion | | |
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15.
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The
cell theory applies to a. | bacteria. | b. | plants and
animals. | c. | multicellular organisms. | d. | all of the
above | | |
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16.
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Which
organelles help provide cells with energy? a. | mitochondria and chloroplasts | b. | rough
endoplasmic reticulum | c. | smooth endoplasmic reticulum | d. | Golgi apparatus
and ribosomes | | |
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17.
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Which
of the following statements explains why the nucleus is important to cells? a. | Only eukaryotes
have nuclei. | b. | Only prokaryotes have nuclei. | c. | The nucleus
contains coded instructions for making proteins. | d. | The nucleus is
surrounded by a nuclear envelope. | | |
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18.
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Eukaryotes usually contain a. | a nucleus. | b. | specialized
organelles. | c. | genetic material. | d. | all of the
above | | |
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19.
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Which
of the following is a function of the nucleus? a. | stores DNA | b. | controls most of
the cell’s processes | c. | contains the information needed to make
proteins | d. | all of the above | | |
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20.
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Unlike the cell membrane, the cell wall is a. | found in all
organisms. | b. | composed of a lipid bilayer. | c. | a flexible
barrier. | d. | made of tough fibers. | | |
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