SCIENCE YEAR 4 : HUMAN BREATHING

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?

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