WorksheetsStarter 22nd Sept
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is the main function of the respiratory system?
a)
To break food down
b)
Circulate the blood
c)
Supply the blood with oxygen
2.
What is the name of the tiny air sacs in your lungs?
a)
Bronchioles
b)
Ravioli
c)
Alveoli
d)
Bronchus
3.
Mechanical movement to inhale and exhale air
a)
Gas Exchange
b)
Respiration
c)
Breathing
d)
Transport
4.
Gas exchange is needed to supply _____________ to cells and remove __________________
a)
carbon dioxide; oxygen
b)
oxygen; food
c)
oxygen; carbon dioxide
d)
carbon dioxide; water
5.
The movement by diffusion of oxygen and carbon dioxide across a membrane
a)
Ventilation
b)
Breathing
c)
Gas exchange
d)
Respiration
6.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide from the body
b)
to bring oxygen to the body
c)
to break down food and absorb nutrients
d)
to remove oxygen from the body and deliver carbon dioxide
7.
Which of the following are features of the alveoli that adapt them to gas exchange?
I. High surface area
II. Thin walls
III. Dry surfaces
I. High surface area
II. Thin walls
III. Dry surfaces
a)
I and II only
b)
I only
c)
II and III
d)
I, II, and III
8.
The trachea leads to the...
a)
Bronchioles
b)
Bronchi
c)
Esophagus
d)
Pulmonary Vessel
9.
The air sacs that are covered with capillaries where gas exchange takes place.
a)
Bronchi
b)
Trachea
c)
Oxygen
d)
Alveoli
10.
Blood rich in _____________ flows to the body cells. Blood rich in __________ flows to the lungs.
(a)
100 %
