About 85% of the body heat is lost through ___.
skin
lungs
urine
nails
In cockroaches, air enters the body through : (a) lungs (b) gills (c) spiracles (d) skin
Question 5
Earthworms breathe through their (a) skin (b) gills (c) lungs (d) stomata
Like the human body is covered by the skin, lungs are covered by: