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Year 8 - Cells Test Revision 2023

Total questions: 146

Worksheet time: 2hrs 41mins

Name
Class
Date
1.
The second part of Cell Theory states: "All living organisms are made up of cells."
a)
True
b)
False
c)
I don't know
d)
If you say so
2.
The third part of cell theory states: "All cells come from prehistoric cells."
a)
False
b)
True
c)
Yep
d)
Not even close
3.
All cells come from___________ cells.
a)
pregnant
b)
pre-existing
c)
paternal
d)
pin size
4.
Rocks are not living because
a)
they never move
b)
they aren't needed for humans
c)
they are not made of cells
d)
they don't break down
5.
There are three parts to the cell theory. Which is NOT one of those parts?
a)
All organisms are composed of one or more cells.
b)
The cell is the basic unit of structure and organization in organisms.
c)
Cells spontaneously arise from carbon and nutrients carried in the bloodstream.
d)
All cells come from pre-existing cells.
6.
This scientist was the first to identify cells and name them:
a)
Hooke
b)
Leeunwenhoek
c)
Schleiden
d)
Virchow
7.
Which is true of prokaryotic and eukaryotic cells?
a)
Prokaryotic cells are larger than eukaryotic cells.
b)
Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.
c)
Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.
d)
Eukaryotic cells are simpler than prokaryotic cells.
8.

Which do BOTH prokaryotes and eukaryotes contain?

a)

nucleus

b)

mitochondria

c)

ribosomes

d)

cell wall

9.

Which does only eukaryotic cells contain?

a)

nucleus

b)

DNA

c)

cell membrane

d)

ribosomes

10.
Which of the following is not a characteristic of a Prokaryotic cell?
a)
unicellular
b)
floating DNA
c)
very small
d)
complex
11.

Bacteria is an example of a(n)

a)

prokaryotic cell.

b)

eukaryotic cell.

12.
Which type of cell?
a)
Prokaryote
b)
Eukaryote
13.
Which type of cell?
a)
Prokaryote
b)
Eukaryote
14.
Cells without a nucleus are said to be _____________________.
a)
Eukaryotic
b)
Prokaryotic
15.
What 2 features do eukaryotes have that prokaryotes do not?
a)
membrane-bound organelles and DNA
b)
DNA and Nucleus
c)
Cell Wall and Ribosomes
d)
Membrane-bound organelles and Nucleus
16.
Which statement about bacteria is true?
a)
All bacteria are prokaryotes
b)
All bacteria are eukaryotes
c)
All bacteria are autotrophs
d)
All bacteria are heterotrophs
17.

Which organelle is the site of photosynthesis?

a)

Cell Wall

b)

Chloroplasts

c)

Cytoplasm

d)

Cell Membrane

18.

Which organelle produces proteins?

a)

Ribosomes

b)

Lysosomes

c)

Nucleus

d)

Vacuoles

19.

Which cell parts are not present in animal cells?

a)

cell membrane & cytoplasm

b)

nucleus & chloroplasts

c)

cell wall & chloroplasts

d)

ribosomes & mitochondria

20.

Which organelle is the location of DNA (genetic material)?

a)

mitochondria

b)

ribosomes

c)

nucleus

d)

Endoplasmic Reticulum

21.

Which part of the cell provides structural support?

a)

Cell Membrane

b)

Cell Wall

c)

Cytoplasm

d)

Nucleus

22.

Small grain-shaped organelles that produce proteins for the cell

a)

Cytoplasm

b)

Ribosomes

c)

Lysosomes

d)

Mitochondria

23.

Rigid layer that surrounds the cell of plants and some other organisms such as fungi

a)

Cell Wall

b)

Golgi Apparatus

c)

Chloroplast

d)

Cell Membrane

24.

Thick, clear, gel-like fluid that fills the region between the cell membrane and the nucleus

a)

Mitochondria

b)

Cytoplasm

c)

Chloroplast

d)

Nucleus

25.

Rod-shaped organelles that convert energy in food molecules to energy the cell can use to carry out its functions

a)

Mitochondria

b)

Golgi Apparatus

c)

Ribosomes

d)

Endoplasmic Reticulum

26.

Organelle in a cell that receives proteins and other newly formed materials from the endoplasmic reticulum, packages them, and distributes them to other parts of the cell

a)

Golgi Apparatus

b)

Lysosome

c)

Endoplasmic Reticulum

d)

Chloroplast

27.

Organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy form that cells can use in making food

a)

Cell Wall

b)

Chloroplast

28.

Semipermeable membrane, surrounding a cell that controls what goes into and out of the cell

a)

Cell Wall

b)

Lysosome

c)

Nucleus

d)

Cell Membrane

29.

Converts energy in food to energy used by the cell; the powerhouse of the cell

a)

Nucleus

b)

Mitochondria

c)

Ribosomes

d)

Vacuole

30.

Helps make proteins and other substances - network of membranes

a)

ER

b)

Lysosomes

c)

Cell Wall

d)

Cytoplasm

31.

Packages and distributes materials from Endoplasmic Reticulum

a)

Vacuole

b)

Ribosomes

c)

Golgi Body

d)

Chloroplast

32.

Break down food particles and worn out cell parts - Cells Recycling

a)

ER

b)

Vacuole

c)

Ribosomes

d)

Lysosomes

33.

What cell organelle is labeled (4)

a)

Nucleus

b)

Cell Membrane

c)

Cytoplasm

d)

Mitochondria

e)

Chloroplast

34.

What cell organelle is labeled (8)

a)

Nucleus

b)

Cell Membrane

c)

Cytoplasm

d)

Mitochondria

e)

Large Central Vacuole

35.

What cell organelle is labeled (9)

a)

Nucleus

b)

Cell Membrane

c)

Cytoplasm

d)

Mitochondria

e)

Large Central Vacuole

36.

What cell part is NOT found in all cells?

a)

Cell Wall

b)

Cell Membrane

c)

Cytoplasm

d)

Genetic Material

37.

I make proteins for the cell. What am I?

a)

ribosome

b)

cell membrane

c)

nucleus

d)

chloroplast

38.
I am a protein packaging and shipping machine! Who am I?
a)
vacuole
b)
ribosome
c)
endoplasmic reticulum
d)
golgi apparatus
39.
Which of the following is the smallest unit of life that can carry out all life functions?
a)
the mitochondria
b)
the vacuoles
c)
the nucleus
d)
the cell
40.
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
41.
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
42.
Maintaining a constant internal state in a changing environment.
a)
Homeostasis
b)
Active Transport
c)
Mitosis
d)
Photosynthesis
43.
What does "bilayer" mean?
a)
one layer
b)
two layers
c)
laminated
d)
bilateral
44.

Which type of biological macromolecule is the main component of the plasma membrane?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

45.
What forms the channels and pumps in the phospholipid bilayer?
a)
carbohydrates
b)
proteins
c)
hydrophilic heads 
d)
lipids
46.
Describe the movement of molecules in the illustration.
a)
Molecules are moving from a lower concentration to a higher concentration. 
b)
Molecules are moving from a lower concentration to a higher concentration. 
c)
Molecules are moving from a higher concentration to a lower concentration and then from a lower to higher concentration.
d)
Molecules are moving from a lower concentration to a higher concentration and then from a higher concentration to a lower concentration. 
47.
How is diffusion different from this process?
a)
 Diffusion takes place due to osmotic pressure. 
b)
Diffusion requires cellular energy for the transfer of molecules.
c)
Diffusion requires protein channels as a passage-way for particles
d)
Diffusion transfers particles from an area of high to low concentration. 
48.
Osmosis is the diffusion of __________.
a)
water
b)
glucose
c)
air
d)
passive transport
49.
Passive transport requires no
a)
concentration gradients
b)
osmosis
c)
motion
d)
energy
50.
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
51.
Large molecules, such as glucose, can easily pass through the cell membrane without any help...
a)
True- they pass right through
b)
False- they need a protein channel 
52.
Which type of Passive Transport is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
53.

Which type of biological macromolecule is the main component of the plasma membrane?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

54.
True or false:  Regulating what enters and leaves the cell helps the cell maintain homeostasis. 
a)
True
b)
False
55.
Magnifies the image (usually 10x) and you look into the scope here.
a)
Eyepiece/ Ocular
b)
arm
c)
low power objective
d)
fine adjustment
56.
Secures the slide in position for holding and viewing
a)
stage
b)
light source
c)
stage clips
d)
coarse adjustment knob
57.
Moves body tube up and down (and stage) to allow gross focusing of microscope image
a)
coarse adjustment
b)
fine adjustment
c)
scanning objective
d)
low power objective
58.
Moves body tube slightly to sharpen the focus of the image
a)
arm
b)
coarse adjustment
c)
eyepiece/ ocular
d)
fine adjustment
59.
Holds the objectives, used to switch between magnifications (low, high, and scanning)
a)
revolving nosepiece
b)
stage
c)
arm
d)
base
60.
Supports and holds the slide
a)
eyepiece/ ocular
b)
arm
c)
base
d)
stage
61.
Controls the amount of light allowed to pass through the specimen
a)
diaphragm
b)
light source
c)
stage clips
d)
fine adjustment
62.
Find total magnification for:
Eyepiece = 20X 
Objective lens = 20X  
a)
20x
b)
40x
c)
200x
d)
400x
63.

Name the part of the microscope

a)

Eyepiece

b)

Stage

c)

Fine focus knob

d)

Objective Lens

64.

Name the part of the microscope

a)

Course focus knob

b)

Fine focus knob

c)

Neck

d)

Eyepiece

65.

Name the part of the microscope

a)

Eyepiece

b)

Stage

c)

Base

d)

Objective Lens

66.

Name the part of the microscope

a)

Base

b)

Stage

c)

Eyepiece

d)

Neck

67.

Name the part of the microscope

a)

Neck

b)

Stage

c)

Base

d)

Fine Focus Knob

68.

Name the part of the microscope

a)

Fine Focus Knob

b)

Course Focus Knob

c)

Stage

d)

Diaphragm

69.

Name the part of the microscope

a)

Diaphragm

b)

Light

c)

Stage

d)

Base

70.
What is part 1?
a)
eye piece
b)
body tube
c)
arm
d)
coarse adjust
71.

True or False

You need a sharp pencil for Biology drawings?

a)

True

b)

False

72.

Which of the following should you not do when completing a scientific drawing?

a)

Use pencil

b)

Add labels on horizontal lines

c)

Add shading for detail

d)

Include magnification

73.

True or false: when drawing plants you add colour.

a)

true

b)

false

74.

What is the function of red blood cell?

a)

Transport nutrients

b)

Transport oxygen

75.

What cell is this?

a)

Animal cell

b)

Plant cell

76.

What type of cells are adapted to perform a specific function?

a)

All cells

b)

Animal cells

c)

Plant cells

d)

Specialised cells

77.

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

78.

How is a leaf cell adapted for absorbing light efficiently?

a)

It has a cellulose cell wall

b)

It has a large vacuole

c)

It has lots of chloroplasts

d)

It has a large nucleus

79.

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

80.
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
81.
Which cells are more efficient at obtaining nutrients?
a)
Small Cells
b)
Medium Size Cells
c)
Large Cells
d)
X-Large Cells
82.
The larger a cell is, the more difficult it is for the cell to move enough nutrients and wastes across its cell membrane to maintain its normal functions.
a)
True
b)
False
83.

Which cells are more efficient at obtaining nutrients?

a)

Small Cells

b)

Medium Size Cells

c)

Large Cells

d)

X-Large Cells

84.
During osmosis
a)
water moves from high to low concentration
b)
large or oddly shaped molecules move across a cell membrane
c)
water moves when energy is used
d)
proteins are built
85.
Ideally, your cells should be in a(n) _______ solution
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
d)
Cola
86.
The picture below is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
87.
Passive transport requires no
a)
concentration gradients
b)
osmosis
c)
motion
d)
energy
88.
Osmosis
a)
diffusion of water molecules through a semi-permeable mebrane from an area of low concentration to an area of high concentration
b)
the diffusion of particles from an area of high concentration to an area of low concentration
c)
diffusion of water molecules through a semi-permeable membrane from an area of high concentration to an area of low concentration
d)
the diffusion of particles from an area of low concentration to an area of high concentration
89.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
90.
Which cell is placed into a hypotonic environment? 
a)
A
b)
B
c)
C
d)
D
91.
Which way will the water molecules move during osmosis?
a)
Out of the cell, so the cell shrinks.
b)
Out of the cell, so the cell swells.
c)
Into the cell, so the cell shrinks.
d)
Into the cell, so the cell swells.
92.
What is diffusion?
a)
when molecules move 
b)
when molecules move from a high concentration to a low.
c)
no movement 
d)
molecules move everywhere
93.
 An animal cell placed in a hypertonic (salty) solution will
a)
Stay the same
b)
Shrink- get smaller
c)
Swell- get bigger
94.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
95.

An organelle that transports and packages large molecules like complex carbohydrates, lipids and proteins.

Sometimes called golgi body or golgi complex.

a)

Ribosome

b)

Golgi Reticulum

c)

Endoplasmic Apparatus

d)

Golgi Apparatus

96.
Transports molecules throughout the cell like a post office
a)
Golgi apparatus
b)
Endoplasmic reticulum
c)
Lysosome
d)
Cytoskeleton
97.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
98.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
99.

If the dots represent sugar what direction will the water flow?

a)

Into the cell

b)

Out of the cell

c)

Both equally (equilibrium)

100.

What will happen to the cell in the given solution?

a)

Swell up

b)

Shrink

c)

Stay the same

101.
What type of solution allows water to enter the plant cell?
a)
hypotonic solution
b)
hypertonic solution
c)
isotonic solution
d)
active transport
102.
The salt in the glass of saltwater is considered the
a)
solvent
b)
solution 
c)
pepper
d)
solute
103.

What is the cell on the right of this image?

a)

A xylem cell

b)

A guard cell

c)

A palisade cell

d)

A root hair cell

104.

What does the Xylem transport?

a)

Water and Minerals

b)

Glucose

c)

Blood

d)

Chlorophyll

105.

What does the Phloem transport?

a)

Water and Minerals

b)

Glucose

c)

Blood

d)

Chlorophyll

106.

What is water used for in the leaves of the plant?

a)

Drinking

b)

Respiration

c)

Photosynthesis

d)

Transport

107.
Opening that allows gas exchange
a)
Stomata
b)
Leaves
c)
Roots
d)
Vascular tissue
108.

Phloem tubes transport substances..

a)

From the roots to the stem and leaves

b)

From the leaves to the rest of the plant

109.

When photosynthesis takes place during the day, stomata will...

a)

open

b)

close

c)

static

d)

hot

110.
I am only found in a plant cell. What am I?
a)

cell membrane

b)
mitochondria
c)
cytoplasm
d)
chloroplast
111.

Where do plants get the energy for photosynthesis to take place?

a)

nutrients in the soil

b)

the sun

c)

chlorophyll

d)

bee pollination

112.

The process of photosynthesis takes place in the:

a)

Leaves of the Plant.

b)

Stem of the plant.

c)

Roots of the plant.

d)

All of the above.

113.

Photosynthesis uses sunlight to make sugar from water and _______________.

a)

carbon monoxide

b)

oxygen

c)

carbon dioxide

d)

sodium bicarbonate

114.
The role of the guard cell is to
a)
help control the temperature of the plant
b)
control how much water enters the leaf
c)
control how much glucose is stored
d)
control the movement of water vapour & gases 
115.
Which structures open and close stomata to allow gas exchange but prevent water loss in leaves?
a)
Epidermis
b)
Vascular tissue
c)
Guard cells
d)
Spongy mesophyll
116.

What is the purpose of photosynthesis?

a)

To release energy

b)

To create glucose

c)

To grow

d)

To get oxygen for respiration

117.

Which of these are limiting factors for photosynthesis? Choose 3 answers.

a)

Light intensity

b)

CO2 concentration

c)

Temperature

d)

Light

e)

CO2 levels

118.

What are the products of photosynthesis?

a)

Oxygen and Energy

b)

Carbon Dioxide and Glucose

c)

Glucose and Oxygen

d)

Oxygen and Water

119.

What protects Stomata and helps it in opening and closing?

a)

Guard Cells

b)

Leaf

c)

Stem

d)

Carbon Dioxide

120.

Identify what is shown in the picture

a)

chlorophyll

b)

stomata

c)

carbon dioxide

d)

veins

121.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
122.
The process by which sugar is converted into energy (ATP) by living organisms is called
a)
photosynthesis
b)
cellular respiration
123.

The correct equation for photosynthesis is...

a)

carbon dioxide + oxygen -> glucose + water

b)

Oxygen + water -> glucose + carbon dioxide

c)

glucose + water -> carbon dioxide + oxygen

d)

carbon dioxide + water -> glucose + oxygen

124.

Which of these is NOT needed for photosynthesis to occur

a)

Glucose

b)

Sunlight

c)

Carbon dioxide

d)

Water

125.

Which of these is produced from photosynthesis but stored inside the plant?

a)

Carbon dioxide

b)

Water

c)

Oxygen

d)

Glucose

126.

___ is the process that cells use to take energy from glucose.

a)

cellular respiration

b)

photosynthesis

c)

transpiration

d)

excretion

127.

The ___ is the cell part (organelle) inside cells where cellular respiration happens.

a)

mitochondria

b)

chloroplast

c)

nucleus

d)

ribosome

128.

In a cell, the mitochondria is like the ___.

a)

powerhouse

b)

kitchen

c)

control center

d)

highway system

129.

___ is needed for cellular respiration, it is absorbed from the air.

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

130.

___ is needed for cellular respiration, it comes from food.

a)

glucose

b)

water

c)

oxygen

d)

carbon dioxide

131.

What two things are needed for cellular respiration to happen in a cell?

a)

glucose & oxygen

b)

water & carbon dioxide

c)

oxygen & carbon dioxide

d)

glucose & water

132.

The primary purpose of cellular respiration is to produce ___.

a)

ATP

b)

sugar

c)

glucose

d)

heat

133.

Both ___ are leftover as waste products after cellular respiration.

a)

water & carbon dioxide

b)

oxygen & glucose

c)

carbon dioxide & oxygen

d)

water & oxygen

134.

Cellular respiration and photosynthesis are ___.

a)

exact opposites

b)

basically the same

c)

not related in any way

d)

not important for life

135.

Cellular respiration ___ energy.

a)

releases

b)

stores

c)

creates

d)

destroys

136.

Which of the following is the word equation for cellular respiration?

a)

glucose + oxygen ---> ATP + carbon dioxide + water

b)

carbon dioxide + water ---> ATP + glucose + oxygen

c)

glucose + water ---> ATP + carbon dioxide + oxygen

d)

glucose + carbon dioxide ---> ATP + oxygen + water

137.

Does the following definition describe photosynthesis or cellular respiration?

"The process by which cells obtain energy from glucose"

a)

photosynthesis

b)

cellular respiration

138.

Does the following definition describe photosynthesis or cellular respiration?

"The process by which plants capture energy from the sun and use it to make food"

a)

photosynthesis

b)

cellular respiration

139.

Does the following equation refer to photosynthesis or cellular respiration? glucose + oxygen --> carbon dioxide + water + energy

a)

photosynthesis

b)

cellular respiration

140.

Does the following equation refer to photosynthesis or cellular respiration? sunlight + carbon dioxide + water --> glucose + oxygen

a)

photosynthesis

b)

cellular respiration

141.

Cellular Respiration's goal is to

a)

make water

b)

make energy

c)

make glucose

d)

make oxygen

142.

A plant's goal for photosynthesis is to:

a)

make food (glucose)

b)

make carbon dioxide

c)

make oxygen

d)

make water

143.
What gas is released into the air during cellular respiration?
a)
oxygen
b)
carbon dioxide
c)
water 
d)
glucose
144.

What gas is released into the air during photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

water

d)

glucose

145.

Is OXYGEN a product of photosynthesis or cellular respiration?

a)

photosynthesis

b)

cellular respiration

146.

Is CARBON DIOXIDE a product of photosynthesis or cellular respiration?

a)

photosynthesis

b)

cellular respiration

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