Question

How can we campare sponge with the function of lungs?

Answer 1

Answer:

just how the lungs expand and contract like that the sponge can be contacted and expanded

Answer 2

We compare sponges with the function of lungs as the lungs have many pores to absorb oxygen which makes them spongy.

What are the functions of the lungs?

• It absorbs oxygen and other gases and carried them to the bloodstream
• It is the process in which gases are exchange
• It helps to protect our body from harmful gases  
• It can absorb six liters of air in adult
• It protects our body from dust and germs

How can we compare lungs and sponges?

• The lungs and sponges have many pores so they are spongy to touch
• The lungs and sponges are very light in weight so that lungs are twisted easily like a sponge