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WorksheetsCell Membrane Review
Total questions: 10
Worksheet time: 3mins
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.
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
3.
What forms the channels and pumps in the phospholipid bilayer?
a)
carbohydrates
b)
proteins
c)
hydrophilic heads
d)
lipids
4.
Something is ___________ ____________
when some molecules can cross the membrane while others cannot.
when some molecules can cross the membrane while others cannot.
a)
Selectively (or Semi) Permeable
b)
Totally Transparent
c)
Liquid Licorice
d)
Heavily Patrolled
5.
This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
6.
A phospholipid has 2 parts. What are they called?
a)
Hydrophilic Head, Hydrophobic Tail
b)
Hydrophobic Head, Hydrophilic Tail
7.
"Water Loving"
a)
Hydrophobic
b)
Hydrophilic
c)
Hydroelectric
d)
Hydroloric
8.
The cell membrane is _____________ layers thick.
a)
1
b)
2
c)
3
d)
4
9.
Hydrophobic means
a)
water-loving
b)
water-containing
c)
water-fearing
d)
when there is no water
10.
All cells are surrounded by cell membranes.
a)
true
b)
false
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