Movement of particles from high to low concentration.
Passive Transport
Active Transport
2. Multiple Choice
45 seconds
1 pt
Osmosis is a form of ______________.
Passive Transport
Active Transport
3. Multiple Choice
45 seconds
1 pt
Passive Transport
Active Transport
4. Multiple Choice
5 minutes
1 pt
What is it called when molecules move across the cell membrane from an area of high concentration to an area of low concentration through a carrier protein?
Diffusion
Osmosis
Active Transport
Facilitated Diffusion
5. Multiple Choice
30 seconds
1 pt
This picture represents what type of cell transport?
endocytosis
exocytosis
osmosis
passive transport
6. Multiple Choice
30 seconds
1 pt
Osmosis is the movement of _____ across a membrane.
food
energy
oxygen
water
7. Multiple Choice
1 minute
1 pt
Which is true about active transport?
It requires energy
it does not require energy
It moves substances down the concentration gradient
it moves material from high to low concentration
8. Multiple Choice
30 seconds
1 pt
This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
vacuole
nucleus
cell membrane
cell wall
9. Multiple Choice
30 seconds
1 pt
The cell below is in a _________ solution.
Hypotonic
Hypertonic
Isotonic
10. Multiple Choice
30 seconds
1 pt
The cell below is in a _____________ solution.
Hypertonic
Hypotonic
Isotonic
11. Multiple Choice
30 seconds
1 pt
A cell in an isotonic solution will
swell
shrink
stay the same size
impossible to tell
12. Multiple Choice
1 minute
1 pt
When a cell is placed in a hypertonic solution water
moves from the inside of the cell to the solution
moves from the solution to the inside of the cell
moves equally in and out of the cell
none of these
13. Multiple Choice
30 seconds
1 pt
A cell will __________________ in a hypotonic solution.
swell and perhaps burst (lyse)
shrink
the size of the cell will not change
the size of the cell will change from large to small and from small to large
14. Multiple Choice
30 seconds
1 pt
Active transport requires _____ to move materials across the cell membrane.
proteins
sunlight
oxygen
energy
15. Multiple Choice
30 seconds
1 pt
When the concentration of particles inside of a cell is the same as the concentration of particles outside of the cell.
active transport
concentration
diffusion
equilibrium
16. Multiple Choice
30 seconds
1 pt
The process where only water is allowed to pass through the cell membrane from a high to low concentration.
meiosis
respiration
diffusion
osmosis
17. Multiple Choice
30 seconds
1 pt
Cells use energy to move materials across a membrane (low to high concentration).
Active transport
Passive transport
Diffusion
Osmosis
18. Multiple Choice
30 seconds
1 pt
Cell membrane surrounds a particle and encloses it (for large particles)
Endocytosis
Exocytosis
Permeable
In high concentration
19. Multiple Choice
30 seconds
1 pt
Particles are removed from a cell (pushed out).
Endocytosis
Exocytosis
Permeable
In high concentration
20. Multiple Choice
30 seconds
1 pt
Something is ___________ ____________ when some molecules can cross the membrane while others cannot.