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Test Bank for The Human Body in Health and Illness 5th Edition by Herlihy CH3
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Chapter 3: Cells Test Bank MULTIPLE CHOICE 1. Which of the following is considered the control center of the cell?
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Chapter 3: CellsTest Bank
MULTIPLE CHOICE
1. Which of the following is considered the control center of the cell?
a. Mitochondrion
b. Nucleus
c. Lysosome
d. Centriole
ANS: B
2. The mitochondrion is called the power plant of the cell because _____ within the
mitochondrion.
a. most of the ATP is produced
b. all protein synthesis occurs
c. all DNA is located
d. all ribosomes are located
ANS: A
3. Which of the following is (are) found on the rough endoplasmic reticulum?
a. Ribosomes
b. Cilia
c. Lysosomes
d. DNA
ANS: A
4. The rough ER is the site of
a. fatty acid and steroid synthesis.
b. Krebs cycle activity.
c. protein synthesis.
d. intracellular water storage.
ANS: C
5. Which of the following is most associated with the ribosome?
a. ATP production
b. Intracellular housecleaning
c. Glycogen storage
d. Protein synthesis
ANS: D
6. What is the transport mechanism in this description: A passive process that “pulls” water from
an area where there is more water to an area where there is less water?
a. Filtration
b. Endocytosis
c. An ATP-driven pump
, d. Osmosis
ANS: D
7. What is the transport mechanism in this description: A passive process that uses a pressure
difference as its driving force?
a. Facilitated diffusion
b. An ATP-driven pump
c. Diffusion
d. Filtration
ANS: D
8. A beaker is divided into two compartments by a semipermeable membrane. Compartment A
contains a 20% NaCl solution and compartment B contains a 50% NaCl solution. The
membrane is permeable to water but not to Na+ or Cl–. Initially,
a. water diffuses from compartment B to compartment A.
b. Na+ diffuses from compartment B to compartment A.
c. Na+ diffuses from compartment A to compartment B.
d. water diffuses from compartment A to compartment B.
ANS: D
9. A beaker is divided into two compartments by a semipermeable membrane. Compartment A
contains a 20% NaCl solution and compartment B contains a 50% NaCl solution. The
membrane is permeable to water but not to Na+ or Cl–. At equilibrium, the
a. volume of water in compartment A will be greater than the volume in compartment
B.
b. volume in both compartments A and B will be equal.
c. concentration of compartment A will decrease.
d. volume in compartment B will be greater than the volume in compartment A.
ANS: D
10. A beaker is divided into two compartments by a semipermeable membrane. Compartment A
contains a 20% NaCl solution while compartment B contains a 50% NaCl solution. The
membrane is permeable to both water and Na+ and Cl–. Initially,
a. Na+ and Cl– diffuse from compartment B to compartment A.
b. water diffuses from compartment B to compartment A.
c. Na+ and Cl– diffuse from compartment A to compartment B.
d. Na+ diffuses from compartment A to compartment B and Cl– diffuses from
compartment B to compartment A.
ANS: A
11. A beaker is divided into two compartments by a semipermeable membrane. Compartment A
contains a 20% NaCl solution and compartment B contains a 50% NaCl solution. The
membrane is permeable to both water and Na+ and Cl–. At equilibrium, the
a. volume in compartment A will be greater than the volume in compartment B.
b. volume in compartment B will be greater than the volume in compartment A.
c. concentrations and volumes will be the same in both compartments.
d. concentration of salt is greater in compartment A than in compartment B.
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