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Membrane Structure & Cell Transport

Total questions: 51

Worksheet time: 30mins

Name
Class
Date
1.

Match the following types of transport with their description.

a)

Molecules move high to low directly through the membrane

1.

Diffusion

b)

Molecules move high to low through a transport protein

2.

Protein pumps

c)

Water moves from high to low concentration

3.

Facilitated Diffusion

d)

Molecules move low to high through a transport protein

4.

Osmosis

2.
Which of the following is NOT part of the cell membrane?
a)
Lipids
b)
Carbohydrates
c)
Proteins
d)
Nucleic Acids
3.
Part of the plasma membrane responsible for cell recognition.. 
a)
C
b)
E
c)
B
d)
D
4.
Which of the following is responsible for getting large or charged (polar) molecules across the cell membrane?
a)
E
b)
B
c)
C
d)
D
5.
The _____ in the plasma membrane prevents the fatty acids tails from sticking together and not moving too far apart or too close to each other.
a)
carbohydrate chains
b)
cholesterol
c)
proteins
d)
lipids
6.
Hydrophobic region of the cell membrane?
a)
E
b)
B
c)
C
d)
A 
7.

Hydrophilic region of the cell membrane?

a)
E
b)
B
c)
C
d)
A 
8.
In water, phosphopids line up in two layers
a)
tail to tail
b)
head to head
c)
tail to head 
d)
depends on the salinity of the water
9.
True or False:  Regulating what enters and leaves the cell helps the cell maintain homeostasis. 
a)
True
b)
False
10.
Most of the cell membrane is made of...
a)
Lipids
b)
Carbohydrates
c)
Proteins
d)
Nucleic acids
11.
How many layers is the lipid bilayer?
a)
1
b)
2
c)
3
d)
4
12.
True or False: Large molecules, such as glucose, can easily pass through the cell membrane without any help...
a)
True: They pass right through.
b)
False: They need a protein channel.
13.
What forms the channels and pumps in the phospholipid bilayer?
a)
Carbohydrates
b)
Proteins
c)
Hydrophilic heads 
d)
Lipids
14.

What type of molecule makes up the bilayer in the structure of the plasma membrane?

a)

Phospholipid

b)

DNA

c)

RNA

d)

Integral protein

15.

Particle of movement from an area of lower concentration to an area of higher concentration.

a)

Active transport

b)

Passive transport

16.

Particle of movement from an area of higher concentration to an area of lower concentration.

a)

Active transport

b)

Passive transport

17.

Which type of transport uses energy in the form of ATP to transport substances?

a)

Active transport

b)

Passive transport

18.

Which type of transport does not use energy to transport substances?

a)

Active transport

b)

Passive transport

19.

Which type of passive transport uses transport proteins to transport items such as glucose through the membrane?

a)

Facilitated diffusion

b)

Osmosis

c)

Diffusion

20.

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

a)

Facilitated diffusion

b)

Osmosis

c)

Diffusion

21.

Which type of diffusion is represented?

a)

Facilitated diffusion

b)

Osmosis

c)

Diffusion

22.

Which type of solution has the same solute concentration inside of and outside of the cell?

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

23.

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

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

24.

The cell expanded in size to the point of lysing (bursting), which means it was placed in a ____ solution.

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

25.

The cell shows water moving in and out equally, which means it was placed in a ___ solution.

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

26.

Which of these is not a form of passive transport?

a)

Endocytosis

b)

Diffusion

c)

Osmosis

d)

Facilitated Diffusion

27.

Which process moves large molecules from high to low concentration using a carrier protein through the cell membrane?

a)

Osmosis

b)

Diffusion

c)

Facilitated Diffusion

d)

Ion channel

28.

What happens to the cell in a isotonic solution?

a)

The cell swells

b)

The cell shrinks

c)

The cell stays the same

d)

The cell swells then shrinks

29.

What happens to the cell in a hypotonic solution?

a)

The cell swells

b)

The cell shrinks

c)

The cell stays the same

d)

The cell swells then shrinks

30.

What happens to the cell in a hypertonic solution?

a)

The cell swells

b)

The cell shrinks

c)

The cell stays the same

d)

The cell swells then shrinks

31.

Which of these is not a type of active transport?

a)

Facilitated diffusion

b)

Endocytosis

c)

Exocytosis

d)

Sodium potassium pump

32.

What type of active transport does waste move out of the cell?

a)

Endocytosis

b)

Exocytosis

c)

Sodium Potassium Pump

d)

Diffusion

33.

What type of active transport does food move into the cell?

a)

Endocytosis

b)

Exocytosis

c)

Sodium Potassium Pump

d)

Diffusion

34.

Which of these would require the use of ATP?

a)

Endocytosis

b)

Diffusion

c)

Osmosis

d)

Ion channel

35.

The diagram illustrates the movement of molecules through a cell membrane.

What process is being used by the cell to move the molecules?

a)

osmosis

b)

endocytosis

c)

active transport

d)

facilitated diffusion

36.

A student used a microscope to observe Elodea submerged in a solution. The student observed the cell cytoplasm pull away from the cell wall and clump together in the center of the cell.

What statement best explains why this occurred?

a)

The cell was submerged in a pure water solution

b)

The cell was submerged in a solution with a higher water concentration than the inside of the cell.

c)

The cell was submerged in a solution with an equal water concentration to the inside of the cell.

d)

The cell was submerged in a solution with a lower water concentration than the inside of the cell.

37.

Review the chart above. Under which condition will the cell experience the greatest flow of water into the cell from the environment?

a)

Condition 1

b)

Condition 2

c)

Condition 3

d)

Condition 4

38.
What is the definition of  Selective Permeability?
a)
The movement of materials across the cell membrane that requires NO ENERGY from the cell.
b)
The movement of materials through (or across) the cell membrane
c)
The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
d)
The movement of molecules from an area of high concentration to a area of low concentration 
39.
a)

hypotonic

b)

isotonic

c)

hypertonic

40.
a)

hypotonic

b)

isotonic

c)

hypertonic

41.
a)

hypotonic

b)

isotonic

c)

hypertonic

42.
a)

hypotonic

b)

isotonic

c)

hypertonic

43.

This picture shows

a)

active transport

b)

passive transport

c)

diffusion

d)

osmosis

e)

endocytosis

44.

This picture shows

a)

active transport

b)

passive transport

c)

diffusion

d)

osmosis

e)

endocytosis

45.

This picture shows

a)

active transport

b)

passive transport

c)

diffusion

d)

osmosis

e)

endocytosis

46.

This picture shows

a)

active transport

b)

passive transport

c)

diffusion

d)

osmosis

e)

endocytosis

47.

This picture shows

a)

active transport

b)

passive transport

c)

diffusion

d)

osmosis

e)

endocytosis

48.

Water (H₂O) will move ____________ the cell.

a)

into

b)

out of

c)

into and out of

49.

Water (H₂O) will move ____________ the cell.

a)

into

b)

out of

c)

into and out of

50.

Water (H₂O) will move ____________ the cell.

a)

into

b)

out of

c)

into and out of

51.

Water (H₂O) will move ____________ the cell.

a)

into

b)

out of

c)

into and out of

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