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Review - Cell Membrane

Total questions: 45

Worksheet time: 27mins

Name
Class
Date
1.
Most of the cell membrane is made of...
a)
Lipids
b)
Carbohydrates
c)
Proteins
d)
Nucleic acids
2.
What does "bilayer" mean?
a)
one layer
b)
two layers
c)
laminated
d)
bilateral
3.
True or false:  Some things are not allowed to enter the cell at all. 
a)
True
b)
False
4.

What is the outer boundary called on ALL cells that controls what goes in and out of that cell?

a)

Cell Wall

b)

Nucleus

c)

Cell Membrane

5.

How many layers does the phospholipid bilayer have?

a)

Two

b)

One

c)

Three

6.

The polar head of the phospholipid (a)   water. (loves or hates?)

7.

What is the smallest, most basic unit of life?

a)

Atom

b)

Cell

c)

bacteria

d)

Molecule

8.

Atoms are smaller than cells. Can atoms be considered living?

a)

Yes

b)

No

9.

What is the least amount of cells an organism can have and still be considered living.

a)

1

b)

3

c)

5

d)

more than 5

10.
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
11.

The three functions of the cell membrane are to:

a)

protect the contents of the cell

b)

control all the functions of the cell

c)

control what enters and leaves the cell

d)

signal to other cells and communicate

12.

What is it called when the cell membrane selects what can and cannot go into the cell

a)

selection process

b)

selective choosing

c)

selective permeability

d)

selective choice

13.

This is a

a)

cell

b)

cholesterol

c)

lipid

d)

phospholipid

14.

How many layers of phospholipids are in a cell membrane?

a)

one

b)

two

c)

three

d)

four

15.

The head of a phospholipid is

a)

hydroblast

b)

hydrophobic

c)

hydrophilic

d)

hydropump

16.

The tail of a phospholipid is

a)

hydrophilic

b)

hydroblast

c)

hydrophobic

d)

hydropump

17.

The arrow is pointing to the

a)

hydrophobic head

b)

hydrophilic head

c)

hydrophobic tail

d)

hydrophilic tail

18.

The arrow is pointing to the

a)

hydrophilic head

b)

hydrophobic head

c)

hydrophilic tail

d)

hydrophobic tail

19.

The prefix hydro- means

a)

earth

b)

water

c)

sun

d)

cells

20.

The suffix -philic means

a)

hating

b)

loving

c)

cells

d)

Philis

21.

The _______________ of the phospholipids in a cell membrane face inward towards each other.

a)

heads

b)

tails

c)

stems

d)

sticks

22.
All cells have a:
a)
Nucleus
b)
Plasma membrane
c)
Cell wall
d)
Buddy
23.
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
24.
What is NOT TRUE about the cell membrane
a)
It controls what enters and leaves the cell
b)
Semipermeable
c)
Phospholipid bilayer
d)
Contains digestive enzymes
25.
What do the brown structures represent?
a)
Phospholipids
b)
Glycoproteins
c)
Channel Proteins 
d)
Cyctoskeleton Filaments
26.
What is another term for "selectively permeable"?
a)
porous
b)
completely permeable
c)
permanent
d)
semipermeable
27.
Maintaining a constant internal state in a changing environment.
a)
Homeostasis
b)
Active Transport
c)
Mitosis
d)
Photosynthesis
28.
A type of passive transport that moves particles from high concentration to low concentration; like the iodine into the cornstarch bag
a)
Exocytosis
b)
Osmosis
c)
Diffusion
d)
Endoyctosis
29.
A type of active transport that releases particles that were enclosed from a cell when the membrane of the vesicle fuses with that of the cell membrane
a)
Exocytosis
b)
Osmosis
c)
Mitosis
d)
Endoyctosis
30.
A type of active transport that brings particles into a cell when the cell membrane encloses a particle to make a vesicle
a)
Diffusion
b)
Passive Transport
c)
Active Transport
d)
Endocytosis
31.
A type of passive transport that occurs when water crosses a cell membrane; like water entering raisin cells
a)
Osmosis
b)
Diffusion
c)
Mitosis
d)
Endocytosis
32.

Diffusion & Facilitated Diffusion are both __________ transport.

a)

Passive

b)

Active

c)

Easy

d)

Free

33.

Passive Transport is the movement of particles across the membrane from an area of [ ___ ] to an area of [ ___ ]

a)

high to low

b)

low to high

c)

low to low

d)

high to high

34.

Passive Transport uses ____ energy

a)

no

b)

a lot of

c)

a little bit of

d)

some

35.

The type of transport that requires the use of transport proteins

a)

Passive Transport

b)

Facilitated Diffusion

c)

Active Transport

d)

Vesicular Transport

36.

The passage of a substance from an area of high concentration to an area of low concentration

a)

Active Transport

b)

Diffusion

c)

Vesicular Transport

d)

Exocytosis

37.

The energy molecule that powers some modes of transport

a)

ADP

b)

ATP

c)

AGP

d)

ABP

38.
What is this image?
a)
cell membrane
b)
proteins
c)
carbohydrates
d)
lipids
39.
What does "bilayer" mean?
a)
one layer
b)
two layers
c)
laminated
d)
bilateral
40.
Hydrophilic means...
a)
water-loving
b)
water-fearing
c)
nonpolar
d)
lipid soluble
41.
Hydrophobic region of the cell membrane?
a)
E
b)
B
c)
C
d)
A 
42.
A ______________ is composed of a phosphate and glycerol head and 2 fatty acid chain tails. 
a)
phospholipid 
b)
Carbohydrate
c)
Cholesterol 
d)
Protein 
43.
___________ allow cells to recognize each other and act like ID tags. 
a)
Carbohydrates 
b)
Proteins
c)
Phospholipids 
d)
Cholesterol
44.
___________ strengthens and stabilizes the cell membrane.
a)
Carbohydrates 
b)
Proteins 
c)
Phospholipids 
d)
Cholesterol
45.

The _______________ of the phospholipids in a cell membrane face inward towards each other.

a)

heads

b)

tails

c)

stems

d)

sticks

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