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Unit 2 Exam Review

Total questions: 80

Worksheet time: 2hrs 47mins

Name
Class
Date
1.
Which part of an onion root cell gives it a brick-like structure?
a)
Cell membrane
b)
Cell wall
c)
Vacuole
d)
Chloroplast
2.
The DNA of a cell is found in the __________.
a)
mitochondria
b)
lysosome
c)
nucleus
d)
vacuole
3.

What are two major differences found in plant and animal cells?

a)

Plant cells have a cell wall and chloroplasts, while animal cells do not.

b)

Plant cells have a nucleus and vacuoles, while animal cells do not.

c)

Plant cells have no mitochondria or cytoplasm, while animal cells do.

d)

They are the same.

4.

Gives eukaryotic cells their shape and internal organization. Made up of microfilaments and microtubules.

a)

cell membrane

b)

cell wall

c)

cytoskeleton/centrioles

d)

cytoplasm

5.

Found in plantes, algae, fungi, and many prokaryotes. Lies outside the cell membrane. Provides support and protection for the cell.

a)

Cell Membrane

b)

Cell Wall

c)

Nucleus

d)

Nuclear Envelope

6.

Regulates what enters and leaves the cell and also provides protection and support.

a)

mitochondria

b)

vacuoles

c)

Endoplasmic Reticulum (rough and smooth)

d)

Cell membrane

7.

Small particles of RNA and protein found throughout the cytoplasm where proteins are assembled.

a)

Ribosomes

b)

Endoplasmic Reticulum (rough and smooth)

c)

Golgi Apparatus

d)

Nucleolus

8.

Modifies, sorts, and packages proteins and other materials from the endoplasmic reticulum for storage in the cell or secretion outside the cell.

a)

Chromatin

b)

Chloroplasts

c)

Golgi Apparatus

d)

Nucleus

9.

Small organelles filled with enzymes. These break down materials in the cell.

a)

Lysosomes

b)

Cell Membrane

c)

Ribosomes

d)

Cytoskeleton/Centrioles

10.

Store materials.

a)

Lysosomes

b)

Cytoplasm

c)

Vaculoes

d)

Nuclear Envelope/Membrane

11.

Convert the chemical energy stored in food into compounds that are more convenient for the cell to use.

a)

Cytoplasm

b)

Mitochondria

c)

Golgi Apparatus

d)

Vacuoles

12.

Capture energy from sunlight and convert it into a chemical energy in a process called photosynthesis. Contain the green pigment chlorophyll.

a)

Chromatin

b)

Mitochondria

c)

Lysosomes

d)

Chloroplasts

13.

Houses gel-like fluids that support cell organelles and holds them in place.

a)

cytoplasm

b)

endoplasmic reticulum (e.r.)

c)

golgi bodies

d)

nucleus

14.

Match the organelle to its description.

a)

Proteins are made on these small structures.

1.

Ribosomes

b)

Controls all activity in the cell (the brain) and stores DNA

2.

Nucleus

c)

The fluid that fills the cell and

keeps the organelles in place

3.

Cytoplasm

d)

Power plant of the cell. They

create energy called ATP.

4.

Mitochondrian

e)

Outer lining the cells.

Controls what goes

in and out.

5.

Cell Membrane

15.

Drag label to the correct cell.

a)

Golgi Apparatus

b)

Cell Membrane

c)

Nucleus

d)

Mitochondrion

e)

Endoplasmic Reticulum

1
2
3
4
5
1)
2)
3)
4)
5)
16.

Drag label to the correct cell.

a)

Golgi Apparatus

b)

Cell Membrane

c)

Nucleus

d)

Mitochondrion

e)

Endoplasmic Reticulum

1
2
3
4
5
1)
2)
3)
4)
5)
17.

Match the organelle to the plant cell.

a)

Cell Membrane

b)

Endoplasmic Reticulum

c)

Mitochondrion

d)

Chloroplast

e)

Cell Wall

f)

Nucleus

g)

Golgi Apparatus

h)

Vacuole

1
2
3
4
5
6
7
8
1)
2)
3)
4)
5)
6)
7)
8)
18.

Place the Organelle in the correct category

Categorize the following

cell membrane

nucleus

cytoplasm

mitochondrion

vacuole

ribosomes

golgi apparatus

lysosomes

endoplasmic reticulum

cell wall

chloroplasts

Found in Animal Cells and Plant Cells
Only Found in Plant Cells
19.

The ​ (a)   is to the cell as the Brain is to the body. Just like the brain controls and manages the body's functions, the ​ (b)   controls and manages the cell's activities.

Choose from the below words
cell membrane
endoplasmic reticulum
nucleus
chloroplasts
Mitochondria
Golgi apparatus
Vacuoles
Lysosomes
20.

Match the following organelles

a)

Nucleus

1.

Contains the codes & information for protein synthesis

b)

Rough ER

2.

Transports the proteins

c)

Golgi

3.

Packages the proteins

d)

Mitochodrion

4.

Supplies ATP to all organelles

e)

Ribosomes

5.

Synthesizes the proteins

21.

The model that describes the current understanding of the cell (plasma) membrane structure is

a)

fluidity model

b)

fluid mosaic model

c)

semi-permeable model

d)

flexible mixture model

22.

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.

23.
How does a cell maintain homeostasis?
a)
Regulates what enters and leaves the cell
b)
Flexibility
c)
Protective barrier
d)
Structure and support
24.
Which of these is NOT a part of the Cell Theory?
a)
All cells are independent.
b)
Cells are the basic unit of living things. 
c)
All living things are one or more cells.
d)
Cells come from cells.
25.

Match the organelle with its correct function.

a)
1.

Stores and Protects DNA

b)
2.

Builds Proteins

c)
3.

Generates energy for the cell

d)
4.

Controls what enters and leaves the cell

e)
5.

Packages up proteins to be shipped out of the cell

26.

Match the following

a)

Cell with no nucleus or membrane-bound structures.

1.

Prokaryote

b)

Clear gel-like fluid in cells that holds the organelles.

2.

Cytoplasm

c)

Contains digestive enzymes to break down harmful substances.

3.

Lysosomes

d)

Long hair-like projection used for movement in cells; uses a whip-like motion.

4.

Flagella

e)

Network of proteins found within the cytoplasm for support and structure.

5.

Cytoskeleton

27.

Match the following

a)

Cell with membrane-bound organelles and a nucleus.

1.

Eukaryote

b)

Short numerous hair-like projections that move in wave patterns for movement.

2.

Cilia

c)

Serves as a semi-permeable boundary between the cell and its environment.

3.

Cell Membrane

d)

Packages and modifies proteins.

4.

Golgi Apparatus

e)

Organelle in plants that uses light energy to make glucose in a process called photosynthesis.

5.

Chloroplast

28.

How do floating ribosomes differ in function from the ribosomes attached to the ER?

a)

Floating = produce proteins for INSIDE cell; Attached = produce proteins for OUTSIDE cell

b)

Floating = produce proteins for OUTSIDE cell; Attached = produce proteins for INSIDE cell

c)

Floating = produce lipids for INSIDE cell; Attached = produce lipids for OUTSIDE cell

d)

Floating = produce lipids for OUTSIDE cell; Attached = produce lipids for INSIDE cell

e)

Floating = INSIDE cytoplasm; Attached = Attached to ER

29.

Makes, breaks down, and carries lipids (fats)---lipid metabolism

a)

Rough ER

b)

Smooth ER

c)

Golgi Apparatus

d)

Cytoplasm

e)

Plasma Membrane

30.

make ribosomes 

a)

NUCLEUS

b)

NUCLEOLUS

c)

RIBOSOMES

d)

CHROMOSOMES

31.
The picture below is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
32.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
33.

The solution surrounding the cell in Diagram B, would be defined as:

a)

hypertonic

b)

hypotonic

c)

isotonic

34.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
35.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
36.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
37.
The image indicates what type of solution the cell is in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
38.
Movement of particles from high to low concentration. 
a)
Passive Transport
b)
Active Transport
39.
What is it called when molecules move across the cell membrane from an area of high concentration to an area of low concentration through a carrier protein?
a)
Diffusion
b)
Osmosis
c)
Active Transport
d)
Facilitated Diffusion
40.
When the concentration of particles inside of a cell is the same as the concentration of particles outside of the cell. 
a)
active transport
b)
concentration
c)
diffusion
d)
equilibrium
41.
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 
42.

Nemo and other ocean dwelling fish cannot survive in freshwater because......

a)

freshwater is hypertonic to Nemo's cells and will result in water leaving them causing the cells to shrink

b)

freshwater is hypotonic to Nemo's cells and will result in water leaving them causing the cells to shrink

c)

freshwater is hypertonic to Nemo's cells and will result in water entering them causing the cells to swell and burst

d)

freshwater is hypotonic to Nemo's cells and will result in water enter them causing the cells to swell and burst

43.
Which of the following is NOT a type of passive transport?
a)
Osmosis
b)
Diffusion
c)
Endocytosis
44.
Cells sometimes use energy to transport materials across the cell membrane.  This is called
a)

Simple Diffusion

b)
osmosis
c)

Facilitated diffusion

d)
active transport
45.
A process for removing large quantities toxins and waste from the cell is
a)
exorcism
b)
exocytosis
c)
endocytosis
d)
endoplasmic reticulum
46.
If there is 25% oxygen inside the cell and 50% oxygen in the outside blood, which direction will the oxygen move?
a)
Out of the cell
b)
Into the cell
c)
The cell is at equilibrium
47.
A cell contains 25% NaCl and is placed in a solution that has 5% NaCl.  Which of the following is correct about what will happen to the cell?
a)
The solution is hypotonic and the cell will swell.
b)
The solution is hypotonic and the cell will shrink
c)
The solution is hypertonic and the cell will swell
d)
The solution is hypertonic and the celll will shrink.
48.
Which type of diffusion is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
49.
Which type of Passive Transport is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
50.

Match the following

a)

Simple Diffusion

1.

When molecules passively cross the plasma membrane through the phospholipid bilayer

b)

Facilitated Diffusion

2.

When molecules passively cross the plasma membrane through a channel protein

c)

Osmosis

3.

The movement of water across the cell membrane

d)

Endocytosis

4.

Bringing in large materials through the cell membrane into a vacuole.

e)

Exocytosis

5.

Moving larger amounts or large quantities of materials through the cell membrane

51.

Match the following

a)

Hypertonic

1.

The solution contains a high concentration of solute an and low concentration of water

b)

Hypotonic

2.

The solution contains a low concentration of solute an and high concentration of water

c)

Isotonic

3.

The solution has an equal concentration of solute and water compared to the inside of the cell

52.
Solutes move with the concentration gradient, therefore no energy is used. 
a)
Passive Transport
b)
Active Transport
53.
Which is true about active transport?
a)
It requires energy
b)
it does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
54.

An example of diffusion is

a)

CO2 and O2 exchange in the lungs

b)

Glucose transport

c)

Na+ / K+ Pumps

d)

Exocytosis

55.

An example of facilitated diffusion is

a)

CO2 and O2 exchange in the lungs

b)

Glucose transport

c)

Na+ / K+ Pumps

d)

Endocytosis

56.
Question Image

Match the following:

a)

stabilizes and maintains flexibility of cell membrane

1.

Cholesterol

b)

2 layers; allows small & non-polar molecules to pass through the membrane

2.

Phospholipid bilayer

c)

regulates what goes in and out of the cell

3.

Plasma or Cell Membrane

d)

allows large and polar molecules to pass through the membrane

4.

Transport or Channel Proteins

e)

located outside of the membrane; helps with cell communication and cell-to-cell connections

5.

Carbohydrates

57.

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

58.

Which of the following describes the 4 parts of the cell membrane?

a)

phospholipid bilayer, transport proteins, carbohydrates, and cholesterol

b)

phospholipid bilayer, transport proteins, carbohydrates, and cell wall

c)

phospholipid bilayer, starch, carbohydrates, and cholesterol

d)

cellulose, transport proteins, carbohydrates, and cholesterol

59.

What is the function of the carbohydrates 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

60.

What is the function of the cholesterol 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

61.

Which part of the phospholipid is the hydrophilic portion (likes water)?

a)

Glycerol

b)

Fatty acids

c)

Water

d)

Glycogen

62.

Which part of the phospholipid is the hydrophobic portion (repels water)?

a)

Glycerol

b)

Fatty acids

c)

Water

d)

Glycogen

63.

In the diagram, what is letter A?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

64.

In the diagram, what is letter G?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

65.

In the diagram, what is letter G?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

66.

In the diagram, what is letter E?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

67.

In the diagram, what is letter H-I?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

68.

In the diagram, what is letter D?

a)

Phospholipid

b)

Phospholipid bilayer

c)

Cholesterol

d)

Carbohydrate

e)

Carrier or transport protein

69.

The cell membrane is made up of several components, each with their own function. The main part is the ​ (a)   , which allows small or non-polar molecules (such as ​ (b)   or steroid hormones) to pass through the membrane. Larger and polar molecules (such as ​ (c)   and sugars) are too big to pass through the phospholipid bilayers so they use the ​ (d)   to travel in or out of the cell. ​ (e)   helps make the cell membrane more rigid or loose to control what goes in and out of the cell.

Choose from the below words
phospholipid bilayer
oxygen gas
water
channel or transport proteins
Cholesterol
Carbohydrate
Glycerol
fatty acids
70.

The cell membrane, also known as the ​ (a)   membrane, is found in ​ (b)   types of cells. It controls and ​ (c)   what is allowed in and out of the cell to help maintain ​ (d)   or a balanced environment. It also is known as the ​ (e)   because the different parts of the cell membrane can move around and are not fixed in one location.

Choose from the below words
plasma
all
regulates
homeostasis
fluid mosaic model
some
71.
___________ have 2 functions in the cell membrane.
1.) They act like gatekeepers, only let certain things in. 
2.) Enzyme receptors embedded in the membrane.
a)
Carbohydrates 
b)
Proteins 
c)
Phospholipids 
d)
Cholesterol
72.
A phospholipid has 2 parts. What are they called? 
a)
Hydrophilic Head, Hydrophobic Tail 
b)
Hydrophobic Head, Hydrophilic Tail 
73.

What is the smallest living unit of an organism?

a)

Nucleus

b)

Atom

c)

Molecule

d)

Cell

74.

How many cells are bacteria made of?

a)

one

b)

two

c)

three

d)

none

75.

Put the components of Cell Theory in their investigative order:

a)

all organisms are composed of cells

b)

all cells come from pre-existing cells

c)

cells are the basic unit of life

1)
2)
3)
76.
Which statement is a part of the cell theory?
a)
all cells come from preexisting cells
b)
bacteria are prokaryotic cells
c)
eukaryotic cells are complex
d)
humans are multicellular
77.

Cell theory states that...

a)

cells are the basic building block of life

b)

cells are cool

c)

cells are microscopic

d)

cells cannot be destroyed

78.
The Cell Theory states...
a)
atoms create all matter
b)
living things evolve
c)
the cell is the backbone of all matter
d)
cells are the basic unit of structure and organization of organisms
79.
The Cell Theory states...
a)
atoms create all matter
b)
living things evolve
c)
the cell is the backbone of all matter
d)
cells are the basic unit of structure and organization of organisms
80.

The 3 parts of the Cell Theory are...?

a)

All living things are composed of cells

Cells are the basic units of structure and function in living things

All cells are produced from other cells

b)

All living things are composed of cells

Cells are the basic units of dance and vibes in living things

All cells are destroyed from other aliens

c)

All living things are composed of Jell-O

Cells are the basic units of structure and function in living things

All cells are produced from factories in Canada

d)

All living things are composed of cells

Cells do karate and practice eating whole pies in their free time

All cells are produced from other cells

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