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Edexcel iGCSE Cell Structure, Function & Organisation

Total questions: 130

Worksheet time: 3hrs 15mins

Name
Class
Date
1.

The cell part found only in plant cells that provides support and structure to the cell is

a)

Cell membrane

b)

Cell wall

c)

Nucleus

d)

Chloroplast

2.

The organelle found only in plant cells that makes glucose during photosynthesis is:

a)

Chloroplast

b)

Mitochondria

c)

Nucleus

d)

Vacuole

3.

The organelle that makes ATP or energy is all cells is

a)

Mitochondria

b)

Chloroplast

c)

Nucleus

d)

Vacuole

4.

The control center of the cell. It contains the DNA

a)

Vacuole

b)

Chloroplast

c)

Nucleus

d)

Mitochondria

5.

Organelles found in both plant cells and animal cells. It filters what goes in and out of the cell

a)

Cell wall

b)

Chloroplast

c)

Mitochondria

d)

Cell membrane

6.

Cell parts that build proteins according to the DNA code

a)

Mitochondria

b)

Chloroplast

c)

Nucleus

d)

Ribosomes

7.

The cell membrane is selectively permeable. What does "selectively permeable" mean?

a)

Anything can enter.

b)

Nothing can enter.

c)

Some things can enter, while other things can't enter.

8.
jelly-like substance within the cell membrane that the organelles float in. 
a)
mitochondria
b)
vacuole
c)
chloroplasts
d)
cytoplasm
9.

Chromosomes are found in _____________________ of cells.

a)

the nucleus

b)

the cytoplasm

c)

both the nucleus and the cytoplasm

d)

None of the above

10.
Animal and Plant cells are both this type of cell.
a)
Eukaryote
b)
Prokaryote
11.

The function of flagella is:

a)

Movement

b)

Provide Energy

c)

Protection

d)

Make Proteins

12.
This organelle acts like a gatekeeper, allowing some materials to pass through it, but not others. 
a)
Cytoplasm
b)
Cell Membrane
c)
Mitochondria
d)
Vacuole
13.
This organelle is a gel-like fluid that takes up most of the space inside the cell. 
a)
Cytoplasm
b)
Cell Membrane
c)
Vacuole
d)
Golgi Body
14.
Where is the genetic material found in the cell? 
a)
Nucleolus
b)
Cytoplasm
c)
Nucleus
d)
Chloroplast
15.

Organelles where photosynthesis occurs, are green due to chlorophyll pigment found in them.

a)

Chloroplasts

b)

Cell Wall

c)

Cell Membrane

d)

Cytoplasm

16.

Powerhouse of the cell, organelle that is the site of ATP ( energy production ) and cellular respiration in plants and animals.

a)

Nucleus

b)

Ribosomes

c)

Mitochondria

d)

Vacuoles

17.

Saclike structures that store materials such as water, salts, proteins, and carbohydrates.

a)

Nucleus

b)

Ribosomes

c)

Organelles

d)

Vacuoles

18.

Which structures do plant cells have that animal cells do NOT have?

a)

cell wall

b)

large central vacuole

c)

chloroplasts

d)

all of these

19.
The ___________ is the basic unit of life
a)
organ
b)
cell
c)
atom
d)
tissue
20.
Which  structures are present in animal and plant cells?
a)
Vacuole, nucleus and cell membrane
b)
Nucleus, cell wall, cytoplasm
c)
Nucleus, cell membrane, cytoplasm
d)
Cell membrane, chloroplast, cell wall
21.
Which of these best completes this concept map?
a)
an animal cell
b)
a prokaryotic cell
c)
a plant cell
d)
a bacteria
22.
Using a microscope in the science lab, Jill observed two unknown cells: Cell 1 and Cell 2. Cell 1 she identified as a plant cell and Cell 2 as an animal cell. Her teacher told her she identified the cells correctly. What did Jill most likely observe to correctly identify the cells?
a)
Cell 2 had a cell membrane and Cell 1 did not.
b)
Cell 1 had a cell wall and Cell 2 did not.
c)
Cell 2 had a chloroplast and Cell 1 did not.
d)
Cell 1 had a nucleus and Cell 2 did not.
23.
Using this image, what organelle is C?
a)
Cell Wall
b)
Mitochondria
c)
Large Cell Vacuole
d)
Chloroplast
24.

I make proteins for the cell. What am I?

a)

ribosome

b)

mitochondria

c)

chloroplast

d)

lysosome

25.
The two kinds of cells are Prokaryotes and Eukaryotes. How are they different?
a)
Prokaryotes have a nucleus.
b)
Eukaryotes have a nucleus.
c)
Prokaryotes are plant cells.
d)
There is no difference.
26.
What cell part is NOT found in all cells?
a)
Cell Wall
b)
Cell Membrane
c)
Cytoplasm
d)
Genetic Material
27.

This outermost layer protects and supports the cells of plants.

a)

Cell Membrane

b)

Cell Wall

c)

Cytoplasm

28.

This cell structure controls everything that goes in and out of a cell:

a)

cell wall

b)

vacuole

c)

cell membrane

29.
The Mitochondria makes...
a)
Food (Glucose)
b)
Protines
c)
Energy (ATP)
d)
Ribosomes
30.
The Chloroplast makes...
a)
Food (Glucose)
b)
Proteins
c)
Energy (ATP)
d)
Ribosomes
31.

What is one way in which all living things on Earth are alike?

a)

All living things have hair.

b)

All living things are made of cells.

c)

The cells of all living things have chloroplast.

d)

All living things can move.

32.

When cells are damaged, new cells are created by cell division. How does the cell theory explain this fact?

a)

It states that all cells have a nucleus which divides.

b)

It states that all living things are made up of one or more cells.

c)

It states that cells come from previously existing cells.

d)

It states that the basic units of structure and function are cells.

33.

Where in plant and animal cells does aerobic respiration take place?

a)

Mitochondrion

b)

Chloroplast

c)

Ribosomes

d)

Vacuole

34.

Identify the role of ribosomes

a)

Control the cell activity

b)

Contain water and store molecules and ions

c)

Control what substance can enter and leave the cell

d)

Protein synthesis

35.

Identify the structure found in a bacterial cell

a)

Vacuole

b)

Mitochondrion

c)

Plasmid

d)

Chloroplast

36.

Identify the structure found in plant AND bacterial cells

a)

Mitochondrion

b)

Cell wall

c)

Nucleus

d)

Plasmid

37.

Identify the cell in the image

a)

Animal

b)

Plant

c)

Eukaryote

d)

Bacteria

38.

Cell membranes are found in

a)

Only animal cells

b)

Only Prokaryotic cells

c)

Only Eukaryotic cells

d)

All Eukaryotic and Prokaryotic cells

39.

All cells have a nucleus

a)

True

b)

False

40.

All cells have DNA

a)

True

b)

False

41.

What is an organelle?

a)

Organelles are cells found in organisms

b)

Organelles are structures inside of cells

c)

Organelles are structures inside prokaryotic cells

42.

A prokaryotic cell is a _________

a)

cell with one nucleus

b)

cell with two nuclei

c)

cell without a nucleus

43.

Bacteria do not have _______ but have ________

a)

nucleus, DNA

b)

DNA, nucleus

c)

DNA, organelles

44.

The difference between the DNA for prokaryotic and eukaryotic cell is......

a)

DNA in eukaryotic cell is long and circular but long and elongated in prokaryotic cell

b)

DNA in prokaryotic cell is long and circular but long and elongated in eukaryotic cell

c)

There is no difference

45.

A prokaryotic cell is only unicellular

a)

True

b)

False

46.

What is the name of structure E?

a)

DNA

b)

Flagellum

c)

Cell wall

d)

Cell membrane

47.

Organelles in cells are called membrane-bound because

a)

They are attached to the cell membrane

b)

They are surrounded by their own membrane

48.

What makes proteins?

a)

nucleus

b)

endoplasmic reticulum

c)

mitochondria

d)

ribosomes

49.
What structures are only found in plant cells?
a)
cell wall, cell membrane, nucleus
b)
chloroplast, cell wall, large vacuole
c)
chloroplast, large vacuole, Golgi bodies
d)
large vacuole, cell wall, mitochondria
50.
I am very present in muscles in order to provide massive amounts of ATP for movement and exercise. Who am I?
a)
Nucleus
b)
ER
c)
Mitochondria
d)
Ribosomes
51.
The M is for:
a)
movement
b)
memory
c)
mojo
d)
minion
52.

Making your hair, bones, and fingernails is an example of which life function?

a)

Growth

b)

Respiration

c)

Excretion

d)

Nutrition

53.

The pupil in the picture can change size. Which life function is this showing?

a)

Respiration

b)

Synthesis

c)

Growth

d)

Sensitivity

54.

The plant in the picture is using sunlight to do photosynthesis. Which life function is this?

a)

Nutrition

b)

Respiration

c)

Growth

d)

Regulation

55.
Which structures are found in every living cell?
a)
cell membrane and cytoplasm
b)
chloroplasts and mitochondria
c)
a cell wall and nucleus
d)
chloroplasts and cell wall
56.

Which diagram represents a typical plant cell?

a)

A

b)

B

c)

C

d)

D

57.
Pick the true statement about cellular organization:
a)
cells working together make tissues
b)
cells working together make organs
c)
tissues working together make organ systems
d)
organs working together make cells
58.
Which is the most complex of the choices below?
a)
cell
b)
tissue
c)
organ
d)
organ system
59.
What is another way of saying organism?
a)
living thing
b)
organ system
c)
tissue team
d)
critter
60.

If an organism is made entirely of one cell it is called...

a)

Multicellular

b)

Prokaryotic

c)

Unicellular

d)

Eukaryotic

61.
When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.
a)
All living things use energy
b)
All living things contain cells
c)
All living things maintain homeostasis
d)
All living things grow
62.

An organism's ability to maintain stable internal body conditions is called

a)

stimuli

b)

sweating

c)

extreme B.O.

d)

homeostasis

63.

A cell with a membrane-bound (true) nucleus is called a(n)?

a)

prokaryote

b)

eukaryote

c)

bacteria

d)

archaea

64.

Which item listed is NOT a characteristic of life?

a)

adjusting to stimuli

b)

getting and using energy

c)

growing and developing

d)

breathing

65.
A _____ is something in the environment that causes an organism to respond.
a)
stimulus
b)
response
c)
cause
d)
effect
66.

The combination of chemical reactions through

which an organism builds up or breaks down

materials as it carries out its life processes is called ...

a)

absorption

b)

metabolism

c)

digestion

d)

consumption

67.

What characteristic is shown: A bacteria cell divides itself in two.

a)

Reproduce

b)

Respond to a Stimulus

c)

Homeostasis

d)

Grow and Develop

68.

What characteristic is shown: A giraffe gives birth to a healthy

a)

Reproduce

b)

Genetic Code

c)

Change Over Time

d)

Acquire and Use Energy

69.

____________is a protective layer that covers a cell’s surface and acts as a barrier between the inside of a cell and the cell’s environment.

a)

Cell Wall

b)

Cell Membrane

c)

Organelle

d)

Nucleus

70.

____________is a small body in a cell’s cytoplasm that is specialized to perform a specific function.

a)

Cell Wall

b)

Cell Membrane

c)

Organelle

d)

Nucleus

71.

3. Choose the proper sequence of the level of biological organization.

a)

cell - organ - organism - tissue - organ system

b)

cell - organ - organ system - tissue - organism

c)

cell - tissue - organ - organ system - organism

d)

organism - tissue - cell - organ system - organ

72.

5. Made of the same type of cells grouped together to do a specific job.

a)

tissues

b)

organs

c)

organ system

d)

organism

73.

6. Cells are specialized by size and shape for the job they do. Which of the following the best example.

a)

bone cell

b)

nerve cell

c)

epithelial cell

d)

all of the above

74.

7. Made up of different tissues that work together to do a specific function.

a)

organ

b)

cell

c)

organ system

d)

organism

75.

8. Different organs that work together to perform a related function is called _______.

a)

cell

b)

tissue

c)

organ

d)

organ system

76.

The picture shows an example of________.

a)

cell

b)

organ

c)

organ system

d)

tissue

77.

11. What system of the body was shown in the picture?

a)

circulatoy

b)

excretory

c)

digestive

d)

respiratory

78.

Why are all cells different?

a)

all cells are the same

b)

different cells perform different functions

c)

multicellular organisms can live with one type of cell

79.

Blood is an example of what level of organization?

a)

cell

b)

tissue

c)

organ

d)

organ system

80.

Justin has learned that the brain, spinal cord, and peripheral nerves work together. What do they combine to form?

a)

a cell

b)

organ

c)

tissue

d)

organ system

81.

Tissues are...

a)

groups of cells that together carry out a particular function.

b)

groups of organs that together carry out a particular function.

c)

the smallest functional units of all living things.

d)

only found in animals.

82.

Molecules are made up of...

a)

cells.

b)

organs.

c)

tissues.

d)

atoms.

83.

The kidneys and bladder are parts of the...

a)

circulatory system.

b)

nervous system.

c)

excretory system.

d)

digestive system.

84.

The brain is part of the...

a)

nervous system.

b)

circulatory system.

c)

excretory system.

d)

digestive system.

85.

The picture that best shows a tissue is...

a)
b)
c)
d)
86.

The human body is composed of organ systems. Which list represents a systems from the least to most complex?

a)

Heart --> cardiac muscle --> muscle tissue --> muscle cell

b)

Muscle cell --> muscle tissue --> biceps muscle --> muscular system

c)

Lung tissue --> trachea --> nostrils --> circulatory system

d)

Integumentary system --> skin cell --> hair --> sweat glands

87.

What does "semi-permeable" mean?

a)

allows nothing through

b)

does not block things out

c)

allows only some things in

d)

cannot be passed through

88.

Which of the following groups has a cell wall

a)

Bacteria, plants and animals

b)

Bacteria, fungi and plants

c)

Bacteria, fungi, plants and animals

d)

Bacterial and plants only

89.
The cell membrane is selectively permeable, which means...
a)
All materials can enter and leave the cell
b)
Certain things can enter while others cannot
c)
The cell manually sorts through all materials
d)
Only certain cells can interact with the cell.
90.

One primary function of the cell membrane is...

a)

regulating the flow of simple sugars into or out of the cell

b)

synthesizing substances by breaking down cell organelles

c)

storing carbohydrates, water, and starches for future use

d)

digesting carbohydrates, fats, and protein

91.
The plant cell wall is made up of
a)
chitin
b)
peptidoglycan
c)
cellulose
d)
glycogen
92.

Which structures shown in the above diagram are most useful for identifying this type of cell?

a)

I, II, V

b)

I, IV, V

c)

I, III, IV

d)

All structures are helpful to identify this cell

93.

What material is found in most bacterial cell walls?

a)

Cellulose

b)

Chitin

c)

Peptidoglycan

d)

Amylose

94.

Organisms in the plantae kingdom have ___________.

a)

a cell wall made of peptidoglycan

b)

a cell wall made of cellulose

c)

a cell wall made of chitin

d)

no cell wall

95.

Organisms in the animalia kingdom have ___________.

a)

a cell wall made of peptidoglycan

b)

a cell wall made of cellulose

c)

a cell wall made of chitin

d)

no cell wall

96.
Which type of cell?
a)
Prokaryote
b)
Eukaryote
97.
Both prokaryotes and eukaryotes have a nucleus.
a)
True
b)
False
98.
Prokaryote are?
a)
simple, mostly single-celled organism that lacks a nucleus, or any other membrane-bound organelle.
b)
have a peptidoglycan cell wall and many have polysaccharide capsules.
c)
have a true nucleus, which means the cell's DNA is surrounded by a membrane.
d)
contain membrane-bound organelles, such as the nucleus
99.

In prokaryotic cell which region contain double stranded single circular DNA...

a)

Nucleoid

b)

Nucleus

c)

Plasma membrane

d)

Ribosome

100.
Choose the similarity between prokaryotes and eukaryotes.
a)
All have cell walls.
b)
All are able to reproduce by mitosis.
c)
Contains cytoplasm, ribosomes, and DNA
101.
These cells contain plasmids in the cytoplasm...
a)
Eukaryotic
b)
Neither
c)
Both prokaryotic and eukaryotic
d)
Prokaryotic
102.
Prokaryotic cell walls are composed of ______.
a)
Cellulose
b)
Peptidoglycan
c)
Either cellulose or peptidogylcan
d)
Neither of these
103.

What can be present in blood?

a)

Red blood cells

b)

White blood cells

c)

Platelets

d)

All of the above

104.

What cell is this?

a)

Animal cell

b)

Plant cell

105.
The role of these specialized cells is to help fight off infection and foreign bodies.
a)
Palisade Cells
b)
Nerve Cells
c)
White Blood Cells
d)
Red Blood Cells
106.
This cell sends one way chemical signals throughout the body. 
a)
Nerve Cell
b)
Red Blood Cell
c)
White Blood Cell
d)
Xylem
107.

What is the function of xylem vessels? You may choose more than one answer.

a)

absorb water and mineral salts

b)

transport water and mineral salts

c)

transport oxygen

d)

provide mechanical support

108.

What is the function of root hair cells?

a)

absorb water and mineral salts

b)

transport water and mineral salts

c)

transport oxygen

d)

provide mechanical support

109.

How are red blood cells adapted to perform their function? You may choose more than 1 option.

a)

biconcave shape

b)

long and narrow extension

c)

no protoplasm

d)

no nucleus

e)

contain haemoglobin

110.

How does the biconcave shape adapt red blood cells for their function?

a)

increased rate of diffusion in/out of cell

b)

more space in the cell for haemoglobin

c)

reduced resistance to water flow

d)

greater mechanical strength

111.

How does the absence of a nucleus adapt red blood cells for their function?

a)

increased rate of diffusion in/out of cell

b)

more space in the cell for haemoglobin

c)

reduced resistance to water flow

d)

greater mechanical strength

112.

Which of these is not an advantage of having a long and narrow root hair?

a)

increased surface area to volume ratio

b)

more efficient absorption of water

c)

more efficient absorption of mineral salts

d)

more efficient release of energy

113.

Select the nerve cell

a)
b)
c)
d)
114.

Which structure in a plant cell would you not find in a root hair cell?

a)

Cell wall

b)

Chloroplast

c)

Vacuole

d)

Cell membrane

115.

How is a plant root hair cell adapted for absorbing water from the soil efficiently?

a)

It has many chloroplasts

b)

It has lots of mitochondria

c)

It has a large surface area

d)

It has a large vacuole

116.

What is the name of this specialised cell and where is it found

a)

A root hair cell, in the root

b)

A palisade cell in the bottom of a leaf.

c)

A palisade cell at the top of a leaf.

d)

In the middle of a plant stem.

117.

Why do very active cells have lots of mitochondria?

a)

Mitochondria release energy to power cells

b)

Mitochondria help cells to divide in two

c)

Mitochondria help give the cell their shape

d)

Mitochondria make hormones

118.

Which type of specialized cell has many mitochondria and changes size (contracts)?

a)

red blood cells

b)

squamous (skin) cells

c)

muscle cells

d)

white blood cells (macrophages)

e)

nerve cells (neurons)

119.

Which statement best describes muscle cells' structure and function?

a)

These cells are disc-shaped and flexible, which allows them to easily transmit and receive signals from all over the body.

b)

These cells are flat and form overlapping layers to protect the body.

c)

These cells are long and thin so they can contract and relax to move the body.

d)

These cells are disc-shaped and flexible so they can easily travel through the body and transport oxygen.

120.

How is this cell specialised? Choose carefully!

a)

It stores fat

b)

It can swim

c)

It can shrink (contract) and grow (relax)

d)

It can swim and has powerful enzymes to break into an egg cell

121.

Mitachondria are an example of a cell ORGANELLE. What is their function?

a)

They are where photosynthesis occurs.

b)

They are where respiration occurs.

c)

They are where proteins are made in the cell.

d)

They control the function of the cell.

122.

When a stem cell turns into a specialised cell, what is the process called?

a)

Specialisation

b)

Explanation

c)

Differentiation

d)

Procrastination

123.

Which of the following are advantages of stem cell treatment? [2 marks]

a)

They can be used to make different types of tissues.

b)

They can be collected from embryos.

c)

They could cure different types of diseases.

d)

They might get contaminated by other DNA (e.g. from viruses

124.

Stem cells are undifferentiated; TRUE or FALSE?

a)

TRUE

b)

FALSE

125.

How is this cell suited to its function?

a)

It contains chlorophyll

b)

It has a tail for locomotion

c)

It has a cell wall

d)

It is purple

126.

What is a STEM CELL?

a)

Cells found in the stems of plants.

b)

Cells that can differentiate into specialized cells.

c)

Cells that control your genes to be expressed.

d)

Cells that provide nutrients to your blood.

127.

Cell differentiation is most directly regulated by...

a)

ATP

b)

DNA

c)

Lipids

d)

Sugars

128.

The end result of mitosis is

a)

4 Identical Cells are produced

b)

4 genetically different cells are produced

c)

2 identical cells are produced

d)

2 genetically different cells are produced

129.

Timmy fell off his skateboard and scraped his knee. Which cell process is going to be used to heal the wound?

a)

Mitosis

b)

Meiosis

c)

The wound would not heal

d)

Cell diffusion

130.
These specialized cells contain a large number of chloroplasts for absorbing light
a)
Nerve Cell
b)
Palisade Cell
c)
Smooth Muscle cell
d)
Chlorophyll

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