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Keystone Biology
Cell Structure and Organization Pre-Quiz
1. What is the single most abundant compound in living organisms?
A. water
B. fat
C. carbon
D. sugar
2. Prokaryotic and eukaryotic cells have many differences, but they also share some common features.
Which of the following may be found in either type of cell?
A. Golgi bodies
B. cell walls
C. mitochondria
D. nuclei
3. Which of the following describes a role of the endoplasmic reticulum within a cell?
I. DNA storage
II. lipid synthesis
III. protein modification
IV. intracellular transport
A. I and IV only
B. II, III, and IV only
C. I, II, III, and IV
D. II only
4. Cell theory states that
A. cells are the basic unit of structure and function in living things.
B. All of these answers are correct.
C. all living things are composed of cells.
D. new cells are produced by existing cells.
5. Which of the following organelles plays a role in the disposal of cellular waste and is
responsible for processing, sorting, and modifying proteins?
A. ribosome
B. plasma membrane
C. Golgi apparatus
D. mitochondrian
6. All living organisms share many characteristics necessary for life. For example, all organisms,
including both prokaryotic and eukaryotic,
A. can sexually reproduce to produce unique offspring.
B. can use abiotic factors to make their own food.
C. have cells arranged into complex organ structures.
D. must obtain and use energy for life processes.
7. _______ are RNA and protein complexes that are found in all cells. These complexes help
cells during protein translation by joining amino acids together to form polypeptides.
A. Ribosomes
B. Chloroplasts
C. Vacuoles
D. Lysosomes
8. Which of the following is true of prokaryotic cells?
A. They may be found in unicellular or multicellular organisms.
B. They tend to be large and very complex.
C. They are able to compartmentalize functions and are more efficient.
D. They function as individual organisms.
9. Which of the following describes the fundamental difference between prokaryotic and
eukaryotic cells?
A. Prokaryotic cells do not have a true nucleus or membrane-bound organelles.
B. Eukaryotic cells are the only type of cells that can possess a cell wall.
C. Prokaryotic cells are all viruses and rely on the infection of a host cell to replicate.
D. Eukaryotic cells are only found in protists, bacteria, and viruses.
10. Which of the following is true about cells?
A. Neither prokaryotic cells nor eukaryotic cells ever contain both a true nucleus that is well-defined
and organelles that are separated from the cytoplasm by membranes.
B. In general, prokaryotic cells do not have a true nucleus or membrane-bound organelles, whereas
eukaryotic cells contain both a nucleus and organelles enclosed by membranes.
C. Both eukaryotic cells and prokaryotic cells always contain both a true nucleus that is well-defined
and organelles that are separated from the cytoplasm by membranes.
D. In general, eukaryotic cells do not have a true nucleus or membrane-bound organelles, whereas
prokaryotic cells contain both a nucleus and organelles enclosed by membranes.