Question

wHY DOES A FROG HAVE DUAL MODE OF BREATHING

Answer 1

A frog have the ability to respire under water using gills and respire on land using lungs
it has the dual mode because it should be on land as well as in water

Answer 2

the frog has dual mode of Breathing because it requires it when it stay on land it uses lungs for breathing and when it stay in water it uses gills for breathing so it is important for it to having dual breathing mode. because they are amphibians.