Download C) Cells and Transport Practice Qs

Anatomy and Physiology Cells and Tissues Test Fall 2009
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. The plasma membrane is made up of a(n)
a. enzyme bilayer.
b. cholesterol layer.
c. protein layer.
d. phospholipid bilayer.
____
2. Which organelle is involved in cellular “digestion”?
a. lysosome
c. cytoplasm
b. Golgi apparatus
d. rough endoplasmic reticulum
____
3. Which structure gives rough endoplasmic reticulum its name?
a. cilia
c. ribosomes
b. mitochondria
d. lysosomes
____
4. A cell with abundant lysosomes would most likely be involved in:
a. destruction
c. secretion
b. storage of glycogen
d. ATP manufacture
____
5. All of the following are forms of passive transport except:
a. facilitated diffusion
c. osmosis
b. exocytosis
d. simple diffusion
____
6. The structure most responsible for maintaining cell homeostasis is the:
a. cell wall.
c. mitochondria.
b. plasma membrane.
d. cytoplasm.
____
7. What type of organelle would be abundant in a mucous cell that makes a protein product?
a. mitochondria
c. rough ER
b. ribosomes
d. lysosomes
____
8. The site where ribosomes are made prior to their migration into the cytoplasm is the:
a. nucleolus
c. Golgi apparatus
b. rough endoplasmic reticulum
d. lysosomes
____
9. When a sea urchin egg is removed from the ocean and placed in freshwater, the egg swells and bursts. What
type of solution caused the water to enter the egg?
a. hypertonic
c. hypotonic
b. isotonic
d. plasmolysis
____ 10. Intestinal cells transport glucose, galactose, and fructose by proteins in the cell membrane. Destruction of the
cells mitochondria inhibits the transport of glucose and galactose but not that of fructose. By what processes
are these sugars transported?
a. All are moved by facilitated diffusion
c. Glucose and galactose are actively
transported, but fructose is moved by
facilitated diffusion
b. All are moved by active transport
d. Fructose is actively transported, but
glucose and galactose are moved by
facilitated diffusion
____ 11. The following are functions that all cells share except:
a. conductivity
b. metabolism
c. ability to grow
d. reproduction
____ 12. When the concentration of molecules on both sides of a cell membrane is the same, the molecules will:
a. move across the membrane to the inside of the cell.
b. stop moving across the membrane.
c. move across the membrane in both directions equally.
d. move across the membrane to the outside of the cell.
____ 13. A cell stimulated to increase steroid production will have an abundant amount of:
a. rough ER
c. smooth ER
b. ribosomes
d. Golgi apparatus
____ 14. If a cell that was 60% water was placed in a 45% solution of water, what would happen to the cell?
a. stays the same
c. expand
b. stop moving substances
d. shrink
____ 15. By what process do cells transport wastes from within the cell to the external environment?
a. endocytosis
c. exocytosis
b. facilitated diffusion
d. passive transport
____ 16. Which of the following is a function of the cell membrane?
a. Regulates which materials enter and leave the cell
b. Builds molecules for the cell to use
c. Stores water, salt, proteins, and carbohydrates
d. Breaks down lipids, carbohydrates, and proteins from foods
____ 17. A cell that is surrounded by fresh water (100 %) will burst because:
a. water will move out of the cell.
c. solutes will move into the cell.
b. solutes will move out of the cell.
d. water will move into the cell.
____ 18. Which cell organelle makes proteins?
a. cytoskeleton
b. ribosome
c. Golgi apparatus
d. mitochondria
____ 19. Which sequence correctly traces the path of a protein in the cell?
a. Ribosome, rough endoplasmic reticulum, Golgi apparatus, released from the cell
b. Golgi apparatus, rough endoplasmic reticulum, ribosome, taken to the cell membrane
c. Smooth endoplasmic reticulum, ribosome, Golgi apparatus, taken to the cell membrane
d. Ribosome, smooth endoplasmic reticulum, nucleolus, released from the cell
____ 20. Which of the following organelles sorts, modifies and packages proteins?
a. peroxisomes
c. Golgi apparatus
b. lysosome
d. rough endoplasmic reticulum
____ 21. Homeostasis is the process of maintaining a cell’s environment and this includes the regulation of sodium ion
(Na+) concentration within the cell. If too much Na+ is inside a cell, how will the concentration be changed?
a. More Na+ ions will enter the cell through the plasma membrane.
b. Excess Na+ ions will be transported out through membrane protein channels.
c. Excess Na+ ions will leave the cell via osmosis.
d. More Na+ ions will be transported in through membrane protein channels.
____ 22. What type of transport requires input of energy from the cell?
a. active transport
c. osmosis
b. filtration
d. facilitated diffusion
____ 23. What type of organelle would be abundant in a skeletal muscle cell?
a. ribosomes
c. Rough ER
b. lysosome
d. mitochondria
____ 24. Which of the following structures is found in the cytoplasm?
a. DNA
c. chromatin
b. ribosome
d. nucleolus
____ 25. The cell membrane contains channels and pumps that help move materials from one side to the other, what
molecule makes up these channels and pumps?
a. carbohydrates
c. proteins
b. lipids
d. nucleic acids
____ 26. Which of the following components would a cell’s plasma membrane not contain?
a. phospholipids
c. cholesterol molecules
b. protein molecules
d. nucleic acids
____ 27. You are conducting osmosis experiments with a test tube of human cells in solution and you add a teaspoon
of table salt to the test tube. According to the principles of osmosis, the cells will shrink and shrivel; therefore,
the solution is:
a. isotonic.
c. hypotonic.
b. passive.
d. hypertonic.
____ 28. Which organelle converts the energy in food into energy for the body?
a. ribosomes
c. rough endoplasmic reticulum
b. Golgi apparatus
d. mitochondria
____ 29. Which organelle contains the cell’s genetic material and controls many of the cell’s activities?
a. nucleus
c. cytoplasm
b. cell membrane
d. mitochondria
____ 30. The movement of water across a selectively permeable membrane is called:
a. diffusion
c. osmosis
b. filtration
d. exocytosis
____ 31. How would a white blood cell bring a bacteria into the cell?
a. through pinocytosis
c. through osmosis
b. through phagocytosis
d. through exocytosis
____ 32. All of the following processes move from high to low concentration except:
a. osmosis
c. facilitated diffusion
b. solute pumping
d. filtration
Anatomy and Physiology Cells and Tissues Test Fall 2009
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
STA:
NOT:
ANS:
ANS:
ANS:
OBJ:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
OBJ:
ANS:
OBJ:
ANS:
ANS:
ANS:
OBJ:
ANS:
ANS:
OBJ:
ANS:
OBJ:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
D
PTS: 1
A
PTS: 1
REF:
C
PTS: 1
A
PTS: 1
B
PTS: 1
B
PTS: 1
B
PTS: 1
A
PTS: 1
REF:
C
PTS: 1
DIF:
B4B
LOC: 2.5
KEY:
55% correctly selected D; 21% A; 13%C
C
PTS: 1
D
PTS: 1
C
PTS: 1
DIF:
7.3.2
STA: TAKS 2 | TEKS 4B
C
PTS: 1
D
PTS: 1
C
PTS: 1
STA:
A
PTS: 1
REF:
D
PTS: 1
REF:
B
PTS: 1
DIF:
7.2.2
STA: TAKS 2 | TEKS 4B
A
PTS: 1
DIF:
7.2.2
STA: TAKS 2 | TEKS 4B
C
PTS: 1
B
PTS: 1
A
PTS: 1
DIF:
7.3.3
STA: Bio TEKS 4B.4
D
PTS: 1
B
PTS: 1
DIF:
7.2.2
STA: TEKS 4A
C
PTS: 1
DIF:
7.3.1
STA: TAKS 2 | TEKS 4B
D
PTS: 1
D
PTS: 1
D
PTS: 1
REF:
A
PTS: 1
REF:
C
PTS: 1
B
PTS: 1
B
PTS: 1
p. 179
p. 177
5
osmosis
REF: Exit Spring 2003 #34
E
REF: p. 184
TEKS 4B
p. 182
p. 185
A
LOC: 2.5
E
REF: p. 177 | p. 178
LOC: 2.2
E
REF: p. 188
LOC: 2.6
B
REF: p. 177
E
REF: p. 182
p. 179
p. 176
REF: p. 177