wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Cells, organs, systems

Total questions: 82

Worksheet time: 59mins

Name
Class
Date
1.
Question Image

Match each cell part to its function.

a)

Nucleus

1.

Contains the instructions for the cell

b)

Cell membrane

2.

Controls what enters and leaves the cell

c)

Mitochondria

3.

Powerhouse of the cell, produces energy

d)

Cell Wall

4.

Gives structure to the cell

e)

Chloroplast

5.

Generates energy from sunlight

2.

Sort these cell parts into the correct group.

Categorize the following

Cell membrane

Nucleus

Mitochondria

Cell wall

Chloroplasts

Vacuole

Animal AND plant cells
Plant cells only
3.

Place in order from smallest to largest

a)

cell

b)

tissue

c)

organ

d)

system

e)

organism

1)
2)
3)
4)
5)
4.
What do scientists call the parts of a cell?
a)
Pieces
b)
Sections
c)
Organelles
d)
None of the above
5.
Which of these is a unicellular organism?
a)
Fish
b)
Worm
c)
Amoeba
d)
Ant
6.
Which part of an onion root cell gives it a brick-like structure?
a)
Cell membrane
b)
Cell wall
c)
Vacuole
d)
Chloroplast
7.
The DNA of a cell is found in the __________.
a)
mitochondria
b)
lysosome
c)
nucleus
d)
vacuole
8.
This organelle is often referred to as the power house of the cell.
a)
Mitochondria
b)
Lysosome
c)
Chloroplast
d)
Vacuole
9.
This organelle is where plants do photosynthesis.
a)
Mitochondria
b)
Lysosome
c)
Chloroplast
d)
Vacuole
10.
Which of these organelles do animal cells not have?
a)
Nucleus
b)
Chloroplasts
c)
Cell membrane
d)
Lysosome
11.
Which organelle is on the outside of an animal cell?
a)
Cell wall
b)
Cell membrane
c)
Cellular lining
d)
Cytoplasm
12.
If you were some bad guy trying to sneak into an animal cell, who would be there to stop you?
a)
nucleus
b)
mitochondria
c)
cell membrane
d)
cell wall
13.
Which of the following, found ONLY in plant cells, provides structure?
a)
cell wall
b)
chloroplast
c)
mitochondria
d)
vacuole
14.
What do vacuoles do? 
a)
They actually do not have an important role
b)
They protect the cell
c)
They are the brain of the cell
d)
storage area for cells; water storage in plants 
15.

Which of the following converts food into energy for the cell?

a)

vacuole

b)

mitochondria

c)

cytoplasm

d)

cell membrane

16.
Which of the following are NOT found in animal cells
a)
chloroplasts and cytoplasm
b)
chloroplasts and cell wall
c)
cell wall and cell membrane
d)
mitochondria and nucleus
17.
The nucleus is like the ____________ of the cell.
a)
foot
b)
hand
c)
stomach
d)
brain
18.
What is the function of a cell wall?
a)
to protect and support the cell
b)
to perform different functions in each cell
c)
to prevent water from passing through it
d)
to prevent oxygen from entering the cell
19.

What do we call an organism that has only one cell

a)

Unicellular

b)

Multicellular

20.
A cell is...
a)
the basic unit of structure and function in living organism
b)
an organism
c)
a basic part of everything that we see
d)
found only in animals, not plants
21.

Organize these options into the right categories

Categorize the following

Bacteria

Animals

Plants

Fungi

Protists

Always single celled
Always multi celled
Could be either
22.

All living things are made of (a)  

23.

arrange from smallest to largest

a)

An atom

b)

A virus

c)

A bacteria

d)

An animal cell

e)

An organ

1)
2)
3)
4)
5)
24.

Plants have a cell wall

a)

AS WELL as a cell membrane

b)

INSTEAD of a cell membrane

25.

Chewing food into smaller pieces.

a)

Physical

b)

Chemical

26.

Saliva breaking down carbohydrates.

a)

Physical

b)

Chemical

27.

Enzymes break down food nutrients.

a)

Physical

b)

Chemical

28.

Food is mixed together.

a)

Physical

b)

Chemical

29.

moves food from the mouth to the stomach

a)

esophagus

b)

small intestine

c)

large intestine

d)

pancreas

30.

Which of these is NOT a function of the digestive system?

a)

breaks down food

b)

absorbs nutrients

c)

eliminates waste

d)

takes oxygen to body cells

31.

organ where there is the most absorption of nutrients

a)

stomach

b)

small intestine

c)

large intestine

d)

liver

32.

the organ which absorbs water

a)

small intestine

b)

stomach

c)

villi

d)

large intestine

33.

waves of muscular contractions that move food through the digestive tract.

a)

digestion

b)

absorption

c)

peristalsis

d)

villi

34.

finger-like projections in the small intestine that absorb nutrients

a)

digestion

b)

absorption

c)

peristalsis

d)

villi

35.

Which organ produces bile that breaks down food?

a)

pancreas

b)

liver

c)

gall bladder

d)

stomach

36.

Amylase in saliva changes starch into...

a)

sugar

b)

waste

c)

stomach acid

d)

chyme

37.

Where does the digestion of proteins take place?

a)

Mouth and stomach

b)

Stomach and small intestine

c)

Mouth and small intestine

d)

Mouth, stomach and small intestine

38.

Which organ stores bile?

a)

gall bladder

b)

villi

c)

pancreas

d)

liver

39.

Which are the nutrients digested in the small intestine?

a)

Carbohydrates and proteins

b)

Proteins

c)

Carbohydrates, proteins and lipids

d)

Lipids and proteins

e)

Lipids

40.

What is the function of the villi?

a)

To increase the absorption surface

b)

To digest the last nutrients

c)

To form feces

d)

To comb the small intestine

41.

Match the following

a)

Stomach

1.

Digests protein

b)

Small intestine

2.

Absorbs nutrients

c)

Large intestine

3.

Absorbs water

d)

Liver

4.

Produces bile

e)

Oesophagus

5.

Carries food from mouth to stomach

42.

Match the following

a)

Pancreas

1.

Produces digestive enzymes

b)

Villi

2.

Increase surface area of small intestine

c)

Hydrochloric acid

3.

Made by stomach to break down protein

d)

Peristalsis

4.

Movements that push food through gut

e)

Chewing

5.

An example of mechanical digestion.

43.

What is the main organ of the circulatory system?

a)

Brain

b)

Lungs

c)

Heart

d)

Blood Vessels

44.

How big is your heart?

a)

About the size of your brain

b)

About the size of your lungs

c)

About the size of a cell

d)

About the size of your fist

45.

Which of the following are chambers of the heart?

a)

Valves

b)

Atrium and ventricle

c)

Arteries and veins

d)

Sinoatrial nerve

46.

The pulmonary artery is the artery that carries the blood to your heart from your lungs.

a)

True

b)

False

47.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
48.
Name this part.
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
49.
Name the part.
a)
Pulmonary vein
b)
Right atrium
c)
Aorta
d)
Pulmonary artery
50.
Name the part.
a)
Left ventricle
b)
Vena cava
c)
Right atrium
d)
Right ventricle
51.
Name this part.
a)
Left ventricle
b)
Pulmonary artery
c)
Right atrium
d)
Pulmonary veins
52.
Name this part.
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
53.
Which side of the heart pumps blood into the lungs?
a)
Right
b)
Left
54.
Which side of the heart pumps oxygen-rich blood to the rest of the body?
a)
Right
b)
Left
55.
What is the largest artery in the body?
a)
femoral artery
b)
brachial artery
c)
carotid artery
d)
aorta
56.

How does the heart muscle move the blood between your heart, lungs and the rest of the body?

a)

Magic

b)

Diaphragm muscle pushes the blood around your body

c)

Muscle contractions and relaxations

d)

Who knows, ask a scientist

57.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
58.

The heart is a

a)

Voluntary muscle

b)

involuntary muscle

59.

What is the circulatory system made up of

a)

Heart

b)

Blood Vessels

c)

Blood

d)

All of the above

60.

After blood leaves the right atrium, what is the order that it reaches these five places.

a)

Right ventricle

b)

Pulmonary artery

c)

Lungs

d)

Pulmonary vein

e)

Left atrium

1)
2)
3)
4)
5)
61.

Match the following

a)

Ventricles

1.

The lower chambers of the heart

b)

Atria

2.

The upper chambers of the heart

c)

Left side of heart

3.

Pumps blood to the body

d)

Right side of heart

4.

Pumps blood to the lungs

e)

Septum

5.

Divides the two side of the heart

62.

Label this diagram of the heart:

a)Left atrium
b)Right atrium
c)Right ventricle
d)Left ventricle
e)Aorta
1
2
3
4
5
1)
2)
3)
4)
5)
63.

Where does the right side of the heart send blood to?

(a)  

64.

The largest artery in the body

(a)  

65.

Which side of the heart sends blood around the whole body

(a)  

66.

The valves in the heart allow blood to flow.....

a)

Forwards

b)

In both directions

c)

Not at all

d)

Backwards

67.

In most diagrams of the heart, the left chambers are on the right of the page.

a)

True

b)

False

68.

Urine leaves the body through the

(a)  

69.
How many kidneys do you have?
a)
1
b)
3
c)
5
d)
2
70.

What is organ is #1?

a)

Kidney

b)

Stomach

c)

Bladder

d)

Heart

71.

What organ is #3?

a)

Kidney

b)

Stomach

c)

Bladder

d)

Heart

72.

Which structure transports urine from the kidney to the bladder?

a)

Ureter

b)

Urethra

c)

Bladder

d)

Kidney

73.

The respiratory system takes in ________ and releases ___________.

a)

Waste,Air

b)

Air,Oxygen

c)

Carbon Dioxide, Oxygen

d)

Oxygen, Carbon Dioxide

74.

What is the name of the muscle below the lungs that helps with breathing?

a)

trachea

b)

diaphragm

c)

alveoli

d)

bronchi

75.

The windpipe is also called

a)

trachea

b)

alveoli

76.
What's the purpose of the hair on our nose, to ...
a)
Make us look nice
b)
Breath better
c)
To filter the air we breath
d)
Eliminate odor
77.
Tiny sacks in the lungs surrounded by capillaries that allows oxygen to enter blood stream and carbon dioxide to exit.
a)
bronchi
b)
alveoli
c)
larynx
d)
trachea
78.
The two main branches from the trachea (one to each lung)
a)
bronchi
b)
alveoli
c)
capillaries
d)
bronchioles
79.
Name the organ label # 6. 
a)
alveoli 
b)
bronchi 
c)
trachea 
d)
lungs 
80.

What is labeled F?

a)

bronchioles

b)

trachea

c)

bronchi

d)

diaphragm

81.

What is labeled at E?

a)

bronchi

b)

trachea

c)

pharynx

d)

none of the above

82.

A small flap of tissue that covers the trachea is called the

a)

bronchi

b)

larynx

c)

pharynx

d)

epiglottis

Similar Resources on Wayground

Biology Midterm

80 questions

Biology Midterm

quiz

Worksheet

•

8th Grade

Earth's Systems and Resources Benchmark review

77 questions

Earth's Systems and Resources Benchmark review

quiz

Worksheet

•

8th Grade

Genetics Review Part 2

83 questions

Genetics Review Part 2

quiz

Worksheet

•

8th Grade

IGCSE ICT THEORY PART PRACTICE

81 questions

IGCSE ICT THEORY PART PRACTICE

quiz

Worksheet

•

7th - 10th Grade

Unit 1 Benchmark Study Questions

84 questions

Unit 1 Benchmark Study Questions

quiz

Worksheet

•

8th Grade

Seasons and Moon Phase

82 questions

Seasons and Moon Phase

quiz

Worksheet

•

8th Grade

Hydro: Water Distribution

77 questions

Hydro: Water Distribution

quiz

Worksheet

•

8th Grade

Unit 3 Review

80 questions

Unit 3 Review

quiz

Worksheet

•

6th - 8th Grade