WorksheetsSCIENCE 6 - RESPIRATORY SYSTEM
Total questions: 15
Worksheet time: 5mins
What is Respiration?
the action of breathing.
the action of eating
What is the main function of the respiratory system in our body?
To digest food
exchange gasses
transport blood
What do we call this hair like-structure in the respiratory tract that filters the air?
mucus
cilia
cochlea
What do we call this thin plate of cartilage that folds back over to prevent a person from choking?
Esophagus
Epiglottis
Valve
What do we call the common passageway of food and air?
Pharynx
Larynx
Trachea
What do we call this dome-shaped muscle that helps in controlling the breathing of the lungs?
Lungs
Biceps
Diaphragm
What are the passageway of the air in our body?
nasal cavity, trachea, bronchioles, liver
nasal cavity, trachea, bronchi, bronchioles, alveoli
nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, alveoli
Nose, trachea, lungs, diaphragm
The process of exchanging oxygen and carbon dioxide in our body is called ______.
circulation
transpiration
respiration
excretion
It warms and moistens air that produce sticky mucus to trap dust, pollens and other particles that were not trapped by nasal hairs.
mouth
nasal cavity
epiglottis
bronchioles
What organism will benefit from the carbon-dioxide that we release out of the body?
other human
animals
plants
Which is known as the voice box?
pharynx
larynx
trachea
bronchi
Other term for inhalation
respiration
exhalation
contraction
inspiration
Other term for exhalation
respiration
inhalation
expiration
inspiration
What happens to your diaphragm when you inhale?
it relaxes
it remains immobile
it contracts
it stays rigid
