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WorksheetsCell Biology Review
Total questions: 25
Worksheet time: 53mins
Name
Class
Date
1.
The diffusion of water is called
a)
active transport
b)
osmosis
c)
endocytosis
2.
Which of the following is found in plant cells but not in animal cells?
a)
Cytoplasm
b)
Mitochondria
c)
Cell Wall
d)
Ribosomes
3.
What plant organelle is used to make sugars?
a)
Cell wall
b)
Mitochondria
c)
Chloroplast
d)
Vacuole
4.
What is the function of DNA?
a)
Use oxygen and sugar to produce energy
b)
Forms part of the nuclear membrane
c)
Transport materials throughout the cell
d)
Contains information to make proteins
5.
What process moves gases such as oxygen through the cell membrane as shown in the drawing?
a)
Active Transport
b)
Osmosis
c)
Diffusion
d)
Protein Channel
6.
What would happen to a saltwater protozoan if it is removed from its normal habitat and placed into a freshwater pool?
a)
Loss of water through active transport
b)
Loss of water through diffusion
c)
Gain of water through protein channels
d)
Gain of water through osmosis
7.
Which structure is not present in animal cells?
a)
Chloroplast
b)
Cell membrane
c)
Cytoplasm
d)
Nucleus
8.
What is the primary function of the cell's selectively permeable membrane?
a)
Regulate energy production
b)
Keeps the cell's shape
c)
Control what enters and leaves the cell
d)
Maintain a free flow of molecules
9.
_____________ is the free movement of particles across the membrane with the concentration gradient
a)
diffusion
b)
facilitated diffusion
c)
active transport
d)
fusion
10.
The condition in which all acting influences are balanced.
a)
equilibrium
b)
dynamic equilibrium
c)
net movement
11.
Diffusion is the natural movement of molecules from:
a)
Areas of low concentration to areas of high concentration
b)
Areas of high concentration to areas of low concentration
c)
Cold to hot environments
d)
Gaseous to liquid environments
12.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
13.
In the given scenario what will happen? An egg with a dissolved shell is placed in pure water for 48 hours.
a)
Water will move in and out of the cell equally, and the cell with neither shrink nor swell.
b)
The egg will gain water and swell.
c)
The egg will lose water and shrink.
14.
An animal cell placed in a hypertonic (salty) solution will
a)
Stay the same
b)
Shrink- get smaller
c)
Swell- get bigger
15.
Ideally, your cells should be in a(n) _______ solution
a)
isotonic
b)
hypertonic
c)
hypotonic
d)
isometric
16.
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
17.
In a solution, salt is considered the _______.
a)
solvent
b)
solute
c)
solution
18.
If you looked at red blood cells under a microscope and saw the blood cells exploded, what would you say happened?
a)
The cells were placed in a hypotonic solution.
b)
the solution was isotonic.
c)
The solution was hypertonic.
19.
If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is _______ compared to the cell.
a)
hypertonic-
b)
hypotonic
c)
isotonic
20.
How can surface area (SA) be increased?
a)
Grow larger
b)
Divide into smaller pieces
21.
The amount of space something takes up is called the....
a)
Surface area
b)
Perimeter
c)
Volume
d)
Weight
22.
High Surface area to volume ratio allows cells to do what quickly?
a)
Move materials around inside the cell
b)
Move materials in and out of the cell
c)
Communicate to other cells
d)
Divide
23.
Microvilli are tiny projections that extend off the cell to increase the Surface Area. What purpose might that serve?
a)
Increased absorption
b)
Better communication among cells
c)
Maintain homeostasis
d)
Decreased oxygen use
24.
Which cells are more efficient at obtaining nutrients?
a)
Small Cells
b)
Medium Size Cells
c)
Large Cells
d)
X-Large Cells
25.
As a cell becomes larger, its
a)
surface area increases faster than its volume.
b)
volume increases faster than its surface area
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