wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Breathing and the respiratory system

Total questions: 12

Worksheet time: 9mins

Name
Class
Date
1.

Write down what part A is.

(a)  

2.

Write down what part C shows.

(a)  

3.

Write down what part D shows.

(a)  

4.

Identify part B

a)

Bronchioles

b)

Trachea

c)

Alveoli

d)

Diaphragm

5.

Identify part E

a)

Bronchioles

b)

Trachea

c)

Alveoli

d)

Diaphragm

6.

Identify part F

a)

Bronchioles

b)

Trachea

c)

Alveoli

d)

Diaphragm

7.

Write down a gas which is breathed in and taken to cells.

(a)  

8.

Write down a gas which is breathed out.

(a)  

9.

Identify another word for 'breathe in'.

a)

exhale

b)

inhale

c)

respire

d)

breathe

10.

Identify another word for 'breathe out'.

a)

exhale

b)

inhale

c)

respire

d)

breathe

11.

Identify where in the lungs oxygen passes from the lungs and into the blood.

a)

Bronchioles

b)

Trachea

c)

Alveoli

d)

Diaphragm

12.

Select the best explanation for why we breathe out carbon dioxide.

a)

It tastes bad.

b)

It makes us feel hot.

c)

It is poisionous to our cells.

d)

The Earth wants it back.