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Cell Transport Review

Total questions: 51

Worksheet time: 2hrs 36mins

Name
Class
Date
1.

Which type of biological macromolecule is the main component of the plasma membrane?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

2.

This image is an example of a phospholipid. Which part of a phospholipid is HYDROPHOBIC?

a)

the phosphate "head"

b)

the lipid "tails"

3.

This image is an example of a phospholipid. Which part of a phospholipid is HYDROPHILIC?

a)

the phosphate "head"

b)

the lipid "tails"

4.

Where can carbohydrates be found when part of a plasma membrane?

a)

On the outside of the membrane

b)

On the inside of the membrane

c)

Embedded part of the way into the membrane

d)

Embedded the whole way through the membrane

e)

All of the above

5.

What is the function of cholesterol in a plasma membrane?

a)

To make the membrane flexible

b)

To control the effect of temperature changes

c)

To attract water molecules

d)

To allow nutrients and other essential molecules into the cell

6.

What is the "big idea" of the fluid mosaic model of plasma membranes?

a)

the plasma membrane creates a specialized FLUID that looks like a MOSAIC.

b)

the plasma membrane is a MOSAIC.

c)

the fluid mosaic model is NOT related to the plasma membrane.

d)

a plasma membrane is a MOSAIC of components that move FREELY and FLUIDLY.

7.

Which are example is hydrophobic in nature.

a)

Oil

b)

Sugar

c)

Salt

d)

Water

8.
The function of the plasma membrane is....
a)
to regulate what enters and leaves the cell.
b)
fight bacteria and viruses that enter the cell.
c)
provide rigid support and protection to the cell.
d)
make sure each cell can move
9.

What does "polar" mean?

a)

A molecule is cold

b)

A molecule has areas of positive and negative charge

10.

Another term for maintaining an internal balance is...

a)

Equality

b)

Equential

c)

Homeostasis

d)

Balance

11.
A phospholipid has 2 parts. What are they called? 
a)
Hydrophilic Head, Hydrophobic Tail 
b)
Hydrophobic Head, Hydrophilic Tail 
12.
This forms a boundary between the inside of the cell and the outside of the cell. 
a)
Cell Membrane
b)
Lipid Cleric Layer
c)
Membrane Gate
d)
Protein Receptors 
13.
"Water Loving"
a)
Hydrophobic
b)
Hydrophilic 
c)
Hydroelectric 
d)
Hydroloric
14.
"Water Fearing" 
a)
Hydrophobic
b)
Hydrophilic 
c)
Hydroelectric 
d)
Hydroloric
15.
How many layers thick is the lipid bilayer?
a)
1
b)
2
c)
3
d)
4
16.
Cell membrane allows some things to pass freely and others to not
a)
Phospholipid Bilayer
b)
Selectively Permeable Membrane
c)
Fluid Mosaic Model
17.
___________ allow cells to recognize each other and act like ID tags. 
a)
Carbohydrates 
b)
Proteins
c)
Phospholipids 
d)
Cholesterol
18.
Something is ___________ ____________
when some molecules can cross the membrane while others cannot. 
a)
Selectively (or Semi) Permeable 
b)
Totally Transparent
c)
Liquid Licorice 
d)
Heavily Patrolled 
19.

What is the function of the transport and channel proteins of the cell membrane?

a)

allows large molecules to pass through the cell membrane

b)

allows small, non-polar molecules to pass through the cell membrane

c)

identifies the cell and allow for cell-to-cell communication

d)

stabilizes the fluidity of the cell membrane

20.

In the diagram, what is letter G?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

21.
Movement of particles from high to low concentration. 
a)
Passive Transport
b)
Active Transport
22.
Osmosis is a form of ______________. 
a)
Passive Transport
b)
Active Transport
23.
a)
Passive Transport
b)
Active Transport
24.
Movement of materials from high to low concentration through a protein channel. 
a)
Passive Transport
b)
Active Transport
25.
a)
Passive Transport
b)
Active Transport
26.
a)
Passive Transport
b)
Active Transport
27.
This takes substances into a cell
a)
endocytosis
b)
exocytosis
c)
both
28.
What is diffusion?
a)
when molecules move 
b)
when molecules move from a high concentration to a low.
c)
no movement 
d)
molecules move everywhere
29.

Which type of passive transport focuses on the movement of water through the membrane?

a)

Facilitated diffusion

b)

Osmosis

c)

Diffusion

30.

What term describes a solution that has the same solute concentration inside of and outside of the cell?

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

31.

The cell shrunk in size, which means it was placed in a ____ solution.

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

32.
In which case would a cell most likely shrink?
a)
when placed in a solution containing a high salt concentration
b)
when placed in a isotonic solution
c)
when placed in a solution containing a low pH
d)
when placed in a solution containing distilled water
33.
Active transport requires energy because...
a)
The cell is moving something against a concentration gradient
b)
The cell is moving something with a concentration gradient
34.
The picture below is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
35.

This a picture of an animal and plant cell placed in a solution. Describe the solution?

a)

Isotonic

b)

Hypotonic

c)

Hypertonic

36.

This a picture of an animal and plant cell placed in a solution. Describe the solution?

a)

Isotonic

b)

Hypotonic

c)

Hypertonic

37.
The variable the is changed on purpose is..
a)
Constant
b)
Control
c)
Independent Variable
d)
Dependent Variable
38.
The variable that is being tested, counted, or measured and is responding to the independent variable is known as 
a)
Control
b)
Constant
c)
Independent Variable
d)
Dependent Variable
39.
When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of ___________.
a)
osmosis
b)
equilibrium
c)
diffusion
d)
hypertonic
40.
Which way will the water molecules move during osmosis?
a)
Out of the cell, so the cell shrinks.
b)
Out of the cell, so the cell swells.
c)
Into the cell, so the cell shrinks.
d)
Into the cell, so the cell swells.
41.
cells ingest external fluids and large particles
a)
endocytosis
b)
exocytosis
c)
pinocytosis
d)
phagocytosis
42.
cells used by animals to ingest bacteria and viruses that enter the body
a)
phagocytes
b)
carrier proteins
c)
vesicles
d)
exocytosis
43.

organelles that remove water

a)

Contractile Vacuole

b)

Turgor Pressure

c)

Plasmolysis

d)

Cytolysis

44.

the cell shrinks away from the cell wall and turgor pressure is lost

a)

Contractile Vacuole

b)

Turgor Pressure

c)

Plasmolysis

d)

Cytolysis

45.
A plant cell with a 20% salt solution is placed into a beaker with a 10% salt solution.  What will happen to the plant cell?
a)
Cytolysis
b)
Plasmolysis
c)
It will shrink
d)
It will swell
46.
A cell with a 10% salt solution is placed into a beaker with a 40% salt solution.  How will water move?
a)
It will leave the cell
b)
It will enter the cell
c)
It will move in and out equally
d)
There will be no movement
47.
A cell with a 20% salt solution is placed into a beaker of pure water.  What will happen to the cell?
a)
It will shrink
b)
Plasmolysis
c)
No change
d)
Cytolysis
48.
A cell with a 5% salt solution is placed into a beaker with a 10% salt solution.  What will happen to the cell?
a)
It will shrink
b)
It will swell
c)
No change
d)
Cytolysis
49.
A cell with a 5% salt solution is placed into a beaker with a 10% salt solution.  This solution is considered to be _____ to the cell.
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
None of the Above
50.
What might happen to a freshwater plant that is placed into saltwater?
a)
Cells will swell
b)
Plasmolysis
c)
Cytolysis
d)
There will be no change
51.
What happens to a plant cell that is placed into a hypotonic solution?
a)
It shrinks
b)
Plasmolysis
c)
It swells
d)
Cytolysis