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WorksheetsActive and Passive Transport Review
Total questions: 18
Worksheet time: 13mins
Name
Class
Date
1.
Molecules will tend to spread out from an area of greater concentration to an area of lesser concentration.
a)
True
b)
False
2.
Active transport allows a cell to move molecules from an area of low concentration to an area of high concentration.
a)
True
b)
False
3.
Even though the concentration of salt is high in some gland cells and low in the blood, these cells can move salt out of blood and into the cells. This is an example of
a)
passive transport
b)
active transport
c)
diffusion
d)
osmosis
4.
_____________ allows some things to enter and leave cells, while keeping other things out of the cell.
a)
Osmosis
b)
Fermentation
c)
A selectively permeable membrane
d)
Metabolism
5.
Which of the following is a job of the cell membrane?
a)
Regulates which materials enter and leave the cell.
b)
Breaks apart lipids, carbohydrates, and proteins from foods.
c)
Stores water, salt, proteins, and carbohydrates.
d)
Keeps the cell wall in place.
6.
Diffusion is the movement of molecules from
a)
an area of equilibrium to an area of high concentration.
b)
an area of low concentration to an area of high concentration.
c)
an area of high concentration to an area of high concentration.
d)
an area of high concentration to an area of low concentration.
7.
The diffusion of water across a membrane is called
a)
equilibrium.
b)
osmosis.
c)
facilitated diffusion.
d)
active transport.
8.
The roots of a plant contain a high concentration of minerals and the soil contains a lower concentration. The roots absorb minerals from the soil. This is an example of
a)
passive transport.
b)
active transport.
c)
diffusion
d)
osmosis
9.
Cells sometimes use energy to transport materials across the cell membrane. This is called
a)
photosynthesis
b)
osmosis
c)
cellular respiration
d)
active transport
10.
Which of these cell processes does NOT require energy?
a)
osmosis
b)
endocytosis
c)
active transport
d)
exocytosis
11.
Which of the following cell processes requires energy?
a)
passive transport
b)
osmosis
c)
diffusion
d)
exocytosis
12.
When does diffusion in cells stop?
a)
When vesicles burst.
b)
When equilibrium is reached.
c)
When respiration begins.
d)
When photosynthesis begins.
13.
When the concentration of molecules on both sides of a membrane is the SAME, the solution is
a)
isotonic
b)
hypertonic
c)
hypotonic
14.
What do the processes of exocytosis and endocytosis have in common?
a)
They are a way to move materials out of a cell.
b)
The are a way to move materials into a cell.
c)
They are both kinds of passive transport.
d)
They both involve a membrane surrounding material that needs to be moved in or out of a cell.
15.
Someone sprays air freshener. The scent fills the room. This is an example of
a)
active transport
b)
osmosis
c)
diffusion
d)
cellular respiration
16.
Which structure controls the movement of materials in and out of a cell?
a)
ribosome
b)
Golgi body
c)
mitochondrion
d)
cell membrane
17.
Membrane-bound sacs move materials out of a cell by
a)
endocytosis
b)
exocytosis
c)
diffusion
d)
osmosis
18.
If a cell is placed in a hypertonic solution, what will happen?
a)
Water will move into the cell causing it to swell.
b)
Water will move out of the cell causing it to shrink.
c)
nothing.
d)
Water will move out of the cell causing it to swell.
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