Question

What is the Difference between Villi and Alveoli ? (5 Points)

Answer 1

villi is present in small intestine.it increases its surface area and absorbs digested food
it is related to digestion

alveoli is present in lungs and exchanges gas.
it is related to respiration 

Answer 2

Answer:

Villi are multiple tube like structures, these are present in the small intestine, whereas the alveoli are tube like structures which are found in the lungs.

Villi increases the surface area for the absorption of food, whereas the alveoli tubes provides a surface area for the absorption of oxygen and removal of carbon dioxide.