Download Pre-AP Biology Cell Transport Worksheet

Cell Transport Worksheet
1. A cell was poisoned by a substance that destroyed all of its mitochondria. Circle all of the cell
transport processes listed that would still be able to continue.
a. Osmosis
d. Exocytosis
b. Diffusion
e. Pinocytosis
c. Facilitated diffusion
f. Phagocytosis
2. On the diagram of the cell membrane: Label the following:
a. Phospho- head
b. Fatty acid tail
g.
c. Phospholipd molecule
h.
d. Cholesterol
i.
e. Integral protein
j.
f. Peripheral protein
Cytoskeleton
Carbohydrate chain
Cytoplasm
Extracellular fluid
3. (Use the diagram below)As diffusion occurs, what would happen (increase/decrease) to the
concentration of substance A :
a. Inside the plant cell _________________________
b. Outside the plant cell _______________________
A
Cell
AAAAAAAA
AA
AAAAAAAA
AAAAAAAA
AAAAAAAA
AAAAA
A
A
A
Solution
A
4. (In the diagram above)When would substance A stop diffusing?
_____________________________
5. What would happen to a plant cell in each of the following solutions?
a. Hypertonic: The cell would ____________________________ because the water
molecules would _____________________.
b. Hypotonic: The cell would _______________________________ because the water
molecules would _______________________.
c. Isotonic: The cell would __________________________________ because the water
molecules would ______________________.
6. What would happen to an animal cell in each of the following solutions?
a. Hypertonic: The cell would ____________________________ because the water
molecules would _____________________.
b. Hypotonic: The cell would _______________________________ because the water
molecules would _______________________.
c. Isotonic: The cell would __________________________________ because the water
molecules would ______________________.
7. Complete the following sentences:
a. A plant deprived of water will wilt because of a loss in __________________ pressure.
b. The ability of a cell membrane to permit some substances to enter the cell and keep
others out is known as _____________________________.
8. Compare & contrast the following terms:
a. Phagocytosis & pinocytosis
i. Same:
ii. Different:
b. Molecular Pump & facilitated diffusion
i. Same:
ii. Different:
c. Exocytosis & endocytosis
i. Same:
ii. Different:
d. Osmosis & diffusion
i. Same:
ii. Different:
9. If you are stranded on the ocean, why should you NOT drink salt water (a hypertonic solution)?
Give your answer in terms of what you learned about cell transport.
10. When a hospital patient is given IV fluids, what tonicity should those fluids be and WHY?