Question

Question 5

Earthworms breathe through their
(a) skin
(b) gills
(c) lungs
(d) stomata

Answer 1

Option (a).

Earthworms breathe through their skin. Their skin is thin and moist with a good blood supply for the exchange of gases. At the same time, fishes use gills for respiration, human beings use lungs and plants use stomata which are tiny pores on leaves, for the exchange of gases.