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WorksheetsBreathing Quiz (SDL)
Total questions: 20
Worksheet time: 14mins
Breathing is important to us because it helps us ____.
take in both carbon dioxide and oxygen.
remove both carbon dioxide and oxygen.
take in oxygen and remove carbon dioxide.
remove oxygen and take in carbon dioxide.
Name the muscle (in red) shown in the diagram.
Diaphragm
Lung
Ribcage
Stomach
What does the diaphragm do?
Protects the lungs and heart
Brings air from the nose to the lungs
Causes the ribs to move up and down
Causes the lungs to change in volume
Which part of the body helps to protect the lungs?
(a)
Which organ(s) does not belong to the respiratory system? (You can choose one or more)
Heart
Bronchi
Stomach
Windpipe
Diaphragm
When we inhale, we are breathing in ____.
oxygen
carbon dioxide
air rich in oxygen
air rich in carbon dioxide
Which of the following gases in higher in exhaled air than inhaled air? (You may choose one or more answers)
Oxygen
Nitrogen
Carbon dioxide
Water vapour
What is the name of the solution used to test if carbon dioxide is present?
(a)
What happens to limewater when carbon dioxide is present?
Limewater becomes clear.
Limewater turns cloudy.
Limewater turns blue.
Limewater turns pink.
When water vapour is present, cobalt chloride paper will turn ____.
from blue to pink.
from pink to blue.
from clear to cloudy.
from cloudy to clear.
What is the name of the process which releases energy when oxygen combines with digested food?
(a)
What is the percentage of oxygen in inhaled air when a person is resting?
1%
4%
16%
78%
What happens to the diaphragm and rib cage during inhalation? (Check all that is correct)
Diaphragm contracts and moves downwards.
Diaphragm relaxes and moves upwards.
Rib cage moves down and inwards.
Rib cage moves up and outwards.
What happens to the volume of the lungs during exhalation?
Increase
Decrease
Remain the same
What is the purpose of the nose?
Changes the volume of the lungs
Contains hair to trap dust and dirt
Secrete mucus to trap dust and dirt
Carries air from the windpipe to the alveoli
What is the name of the two tubes that branches from the windpipe to carry air to the air sac (alveoli)?
(a)
Which part of the respiratory system secrete mucus?
(a)
Which way does the oxygen in inhaled air move in the alveoli?
From the alveoli to the blood
From the blood into the alveoli
What substance moves from the blood into the alveoli?
(a)
I am able to describe the following:
Parts of the respiratory system.
What each part does.
How to identify carbon dioxide and water vapour
Differences between inhaled and exhaled air.
What happens during breathing in and out
