WorksheetsSC Year 4: Human Breathing Process
Total questions: 12
Worksheet time: 6mins
What are the organs we use to breath? (Answers can be more than 1).
lungs
eyes
nose
trachea
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
Which of the following show the air passage for inhalation?
lungs --> nose --> trachea
nose --> trachea --> lungs
nose --> lungs --> trachea
trachea --> lungs --> nose
Which of the following show the air passage for exhalation?
trachea --> lungs --> nose
lungs --> nose --> trachea
lungs --> trachea --> nose
nose --> trachea --> lungs
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
Which of the following will cause faster rate of breathing?
reading a story book
dancing
sleeping
watching television
What happens to breathing rate when you exercise?
increases
decreases
stays the same
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
Which process best describes breathing?
A. removing wastes from the blood stream
B. breaking down food into smaller nutrients
C. bringing oxygen in and releasing carbon dioxide
D. eliminating germs from the blood
What is meant by rate of breathing
The number of chest movement in one minute.
The number of leg movement in one minute.
The number of lung movement in one hour.
The number of eyes movement in one day.
