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Cell Transport
Review
Pick A Category
Babyish 12345
Hardest 12345
Easy 12345
Evil 12345
Medium 12345
Don’t You Dare Do That!
12345
Hard 12345
Harder 12345
Babyish
__________ is when water
diffuses across a selectively
permeable membrane.
Category
Osmosis
Babyish
What are the characteristics of an
isotonic solution
When the concentration of
dissolved substances in the
solution is the same as the
concentration of dissolved
substances inside the cell.
Category
Babyish
Look at the illustration of an
animal cell. What kind of
solution does the illustration
represent?
a hypotonic
solution
Category
Babyish
When a cell used energy to
transport a particle through
its plasma membrane
toward the side of higher
concentration, the cell is
using ______.
active transport
Category
Babyish
The diagrambelow shows what
cell process?
Exocytosis
Category
Easy
Which of the following is NOT a type of passive transport?
diffusion
osmosis
endocytosis
facilitated diffusion
endocytosis
Category
Easy
Chamber A contains 40% helium and Chamber B contains 20% helium.
Chambers are connected by a tube the molecules are free to cross. Which
of the following will occur?
- some helium will move from chamber A to chamber B
- some helium will move from chamber B to chamber A
- helium will remain concentrated in chamber A
- all of the helium will move into chamber B
Category
some helium will move
from chamber A to
chamber B
Easy
Which of the following is a type of active transport?
- sodium potassium pump
- endocytosis
- exocytosis
- all of these
all of these
Category
Easy
Active transport requires:
- a concentration gradient
- osmosis
- energy
- a hypertonic solution
energy
Category
Easy
Diffusion and osmosis are processes in which particles move randomly across
the plasma membrane. What type of movement are diffusion and osmosis?
- endocytosis
- exocytosis
- active transport
- passive transport
passive transport
Category
4.
?__________ is when water diffuses
across a selectively permeable
membrane.
Medium
What will happen to an animal cell placed in a salt water solution?
- The cell will shrink
- the cell will expand
- the cell will burst
- the cell will shrink and then expand and then shrink again
The cell will shrink
Category
Medium
cell's cytoplasmic volume increases when placed in an aqueous solution.
The solution's osmolarity is said to be ___________ relative to the cell.
- hypertonic
- supersonic
- gin and tonic
- Isotonic
- hypotonic
hypotonic
Category
Medium
An animal cell placed in a hypertonic solution will:
- survive
- take on water
- lose water
- divide
- Change function
lose water
Category
Medium
If a cell has a solute concentration of 0.07% which of the solutions would be
hypotonic to the cell?
a. 0.01% solute
b. 0.1% solute
c. 1% solute
d. 10% solute
0.01% solute
Category
Medium
In an isotonic solution there would be:
a. no net movement of water
b. net movement of water into the cell
c. net movement of water out of the cell
d. bursting of the cell
no net movement of water
Category
Hard
Cells in a fish's gills pump out salt even though the salt water the fish
lives in has a greater concentration of salts than the cells themselves do.
What process do these cells use to remove the salt?
a.
b.
c.
d.
active transport
diffusion
facilitated diffusion
osmosis
active transport
Category
Hard
When neurotransmitters are secreted from nerve cells across a synaptic
cleft from synaptic vesicles, this is an example of
- osmoregulation
- exocytosis
- pinocytosis
- endocytosis
- phagocytosis
exocytosis
Category
Hard
Why do plant cells behave differently to animal cells when placed in a
hypotonic solution?
a. Plant cells are permeable to water
b. Plant cells do not carry out active transport
c. Plant cells contain a vacuole
d. Plant cells have a cell wall
. Plant
cells have a cell wall
Category
Hard
The sodium-potassium pump functions to pump
-sodium ions into the cell and potassium ions out of the cell.
- sodium and potassium ions into the cell.
- sodium and potassium ions out of the cell.
-sodium ions out of the cell and potassium ions into the cell.
-sodium and potassium ions in both directions across the cell membrane.
-sodium ions out of the cell and potassium ions into the cell.
Category
Hard
What is the source of energy used to power the sodium-potassium pump?
•breakdown of ATP
•formation of ATP
•transport of ATP by the pump
• breakdown of GTP
• transport of GTP by the pump
•breakdown of ATP
Category
Harder
____________________ allows a cell to stockpile substances in far
greater concentrations than they occur outside the cell.
sodium-potassium pump
Category
Harder
True/False
Ion channels are usually able to transport only one type of ion.
True
Category
Harder
True/False
Facilitated diffusion moves molecules and ions in one direction only, while active
transport moves them in two directions.
False
Category
Harder
True/False
Pinocytosis helps the cell rid itself of wastes.
False
Category
Harder
The process in which an amoeba engulfs its prey and takes it in is known as
____________________.
Phagocytosis
Category
Hardest
The sodium-potassium pump
a.
b.
c.
d.
increases the concentration of sodium ions inside the cell.
decreases the concentration of sodium ions inside the cell.
increases the concentration of potassium ions inside the cell.
both (b) and (c)
D
Category
Hardest
True/False , Correct the false statement
Osmosis helps the cell rid itself of wastes.
Exocytosis
Category
Hardest
True/False , Correct the false statement
The transport of specific particles through a membrane by carrier
proteins up their concentration gradients is known as facilitated
diffusion.
sodium-potassium pump
Category
Hardest
True/False , Correct the false statement
When the concentration of solutes outside the cell is equal to the concentration of
solutes inside the cell, the cell solution is hypotonic relative to its environment.
isotonic
Category
Hardest
True/False , Correct the false statement
Diffusion is an active process that requires a cell to expend a great
deal of energy.
Sodium potassium
pump
Or
Endocytosis/Exocytosis
Category
Evil
Endocytosis is the process of
a.
b.
c.
d.
moving large particles out of the cell.
small particles out of the cell.
large particles into the cell.
small particles into the cell.
c
Category
Evil
How do fat-soluble molecules normally get into a cell?
a. they dissolve in the fat layers of the membrane and enter the cell by diffusion
b. they pass through protein pores in the cell membrane
c. they are absorbed by phagocytosis
d. they never get in
A
Category
Evil
When a cell bursts due to osmosis, it is in a solution that is:
a. hypertonic
b. isotonic
c. hypotonic
d. either A or C
D
Category
Evil
Which of these equations is correct?
a. ATP + inorganic phosphate --> ADP
b. ADP + inorganic phosphate --> ATP
c. ATP + ADP --> inorganic phosphate
B
Category
Evil
Which of the following pieces of evidence would suggest that a substance
entered a cell via active transport as opposed to passive transport?
a.
b.
c.
d.
the substance moved across the membrane via a carrier protein
the substance moved from a high concentration to a low concentration
ATP was required for transport
the substance moved across the membrane via a channel
Category
C
Don’t You Dare Do That!
The concentration of calcium in a cell is 0.3%. The concentration of calcium in the
fluids surrounding the cell is 0.1%. How could the cell obtain more calcium?
a.
b.
c.
d.
active transport
diffusion
osmosis
facilitated diffusion
A
Category
Don’t You Dare Do That!
Which statement is correct concerning the sodium-potassium pump?
a.
b.
c.
d.
an equal concentration of sodium and potassium ions are exchange.
the ions move directly through the phospholipids of the plasma membrane
it is used in order to generate ATP for cellular activities
Maintains high sodium ions concentration out of the cell
D
Category
Don’t You Dare Do That!
The movement of substances from lower to higher concentration
across a semipermeable membrane
a.
b.
c.
d.
must have cell expenditure of energy
is called facilitated diffusion
is called Diffusion
Doesn’ need energy
a
Category
Don’t You Dare Do That!
The movement of substances from higher to lower concentration across
a semipermeable membrane that must have a specific protein carrier
A) endocytosis
B) diffusion
C) active transport
D) osmosis
E) facilitated diffusion
E
Category
Don’t You Dare Do That!
The use of energy by a cell to enclose solutes in its membrane by
forming a vacuole and engulfing it is called:
A) facilitated diffusion
B) pinocytosis
C) active transport
D) osmosis
E) diffusion
B
Category