Name: ________________________________________ Score: _______________
Cell Transport Practice Test
Multiple Choice
Identify the choice that best completes the statement or answers the question.
1. Which of the following structures serves as the cell’s boundary from its environment?
a. mitochondrion
b. cell membrane
c. chloroplast
d. channel protein
2. 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 the movement of materials into and out of the cell
3. The cell membrane contains channels and pumps that help move materials from one side to the other. What
are these channels and pumps made of?
a. carbohydrates
b. lipids
c. bilipids
d. proteins
4. Diffusion occurs because
a. molecules are attracted to one another.
b. molecules constantly move and collide with each other.
c. cellular energy forces molecules to collide with each other.
d. cellular energy pumps molecules across the cell membrane.
5. During diffusion, when the concentration of molecules on both sides of a membrane is the same, the
molecules will
a. move across the membrane to the outside of the cell.
b. stop moving across the membrane.
c. continue to move across the membrane in both directions.
d. move across the membrane to the inside of the cell.
6. The diffusion of water across a selectively permeable membrane is called
a. osmotic pressure.
b. osmosis.
c. pinocytosis.
d. active transport.
7. An animal cell that is surrounded by fresh water will burst because the osmotic pressure causes
a. water to move into the cell.
b. water to move out of the cell.
c. solutes to move into the cell.
d. solutes to move out of the cell.
8. Which means of particle transport requires input of energy from the cell?
a. diffusion
b. osmosis
c. facilitated diffusion
d. active transport
Figure 7–4
9. Which means of particle transport is shown in Figure 7–4 above?
a. diffusion
b. osmosis
c. facilitated diffusion
d. active transport
Figure 7–5
10. Which means of particle transport is shown in Figure 7–5 above?
a. endocytosis
b. exocytosis
c. facilitated diffusion
d. protein pump
Cell Transport Practice Test
Answer Section
MULTIPLE CHOICE
1. ANS: B PTS: 1 DIF: L1 REF: p. 203
OBJ: 7.2.5 Describe the function of the cell membrane. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: knowledge
2. ANS: D PTS: 1 DIF: L1 REF: p. 204
OBJ: 7.2.5 Describe the function of the cell membrane. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: comprehension
3. ANS: D PTS: 1 DIF: L3 REF: p. 204
OBJ: 7.2.5 Describe the function of the cell membrane. STA: SC.912.L.14.2
MSC: synthesis
4. ANS: B PTS: 1 DIF: L2 REF: p. 209
OBJ: 7.3.1 Describe passive transport. STA: SC.912.L.14.2
MSC: comprehension
5. ANS: C PTS: 1 DIF: L2 REF: p. 209
OBJ: 7.3.1 Describe passive transport. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: comprehension
6. ANS: B PTS: 1 DIF: L1 REF: p. 210
OBJ: 7.3.1 Describe passive transport. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: knowledge
7. ANS: A PTS: 1 DIF: L2 REF: p. 211
OBJ: 7.3.1 Describe passive transport. STA: SC.912.L.14.2
MSC: application
8. ANS: D PTS: 1 DIF: L2 REF: p. 212
OBJ: 7.3.2 Describe active transport. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: comprehension
9. ANS: D PTS: 1 DIF: L2 REF: p. 212
OBJ: 7.3.2 Describe active transport. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: application
10. ANS: A PTS: 1 DIF: L2 REF: p. 213
OBJ: 7.3.2 Describe active transport. STA: SC.912.L.14.2
TOP: Foundation Edition MSC: application
11. ANS: C PTS: 1 DIF: L2 REF: p. 214
OBJ: 7.4.1 Explain how unicellular organisms maintain homeostasis.
STA: SC.912.L.14.3 TOP: Foundation Edition
MSC: comprehension
12. ANS: B PTS: 1 DIF: L1 REF: p. 214
OBJ: 7.4.1 Explain how unicellular organisms maintain homeostasis.
STA: SC.912.L.14.3 TOP: Foundation Edition
MSC: knowledge
