WorksheetsYear 4: Human breathing system
Total questions: 17
Worksheet time: 9mins
Name the organs involved during breathing
Nose, Heart and lungs
Nose , Trachea and Lungs
Lungs and Kidney
Name the organ
Lungs
Heart
Trachea
The picture shows human _____
Exhale
Inhale
The picture shows human _____
Inhale
Exhale
Choose the correct passage of air during inhale
Lungs - trachea - nose
Nose - Trachea - Lungs
Lungs - Nose - Trachea
Choose the correct passage air during exhale.
Lungs - Trachea - Nose
Nose - Trachea - Lungs
Lungs - Nose - Trachea
Inhaled air contains _______ compared to exhaled air.
more oxygen
more carbon dioxide
more water vapour
Choose the correct condition of the chest during inhalation
Chest moves upwards
Chest moves downwards
Chest moves upwards and downwards
The rate of breathing depends on the type of activity that is carried out.
True
False
Which activity is high rate of breathing?
Which activity is low rate of breathing?
Choose 3 situation which will give bad effect on human breathing.
What is the process called when you breath in the air?
inhalation
exhalation
What is the process called when you breath out the air?
inhalation
exhalation
How do your chest move during inhalation?
goes up and inflate
goes down and contract
no movement
How do your chest move during exhalation?
goes up and inflate
goes down and contract
no movement
Why does your breathing rate increase when you exercise?
more oxygen is picked up at the lungs for delivery to the working muscles
less oxygen is picked up at the lungs for delivery to the working muscles
your muscles are resting
your lungs need more energy to function
