WorksheetsRespiratory Systems in Humans and Animals
Total questions: 8
Worksheet time: 8mins
Which of the following does not transport carbon dioxide in the blood to the lungs?
Carbaminohaemoglobin
Carbonic acid
Sodium bicarbonate
Carboxyhaemoglobin
Which are the characteristics that enable the alveolus to carry out gaseous exchange efficiently?
A large surface area
A layer of moisture on its surface
A network of blood capillaries around it
A layer of fat on its surface
Which structures are involved in the human gaseous exchange system?
Trachea
Bronchus
Bronchiole
Alveolus
Which of the following organisms does not have a specialised respiratory system?
Frog
Grasshopper
Paramecium sp.
Snake
Which of the following is not an important characteristic for gaseous exchange in mammals?
Thin membrane
Large surface area
Soft membrane surface
A network of blood capillaries
In an inactive state, the frog uses its skin for gaseous
exchange
True
False
The respiratory structure is complete with a network of blood capillaries (except insects), that allows
for efficient transport of respiratory gases.
True
False
Which of the following statement is true about the adaptation of lungs for gaseous exchange in frog?
The thin lung membrane eases the diffusion of respiratory gases
The lungs does not have a network of blood capillaries
The floor of the mouth cavity always moves up and down to enable gaseous exchange
The inner walls of the lungs are not folded to increase the rate of diffusion of gases
