Which of the following used diffusion as the principal method of gaseous exchange? by Sunday | Sep 9 | Biology JAMB | 0 comments A. lizard B. grasshopper C. rat D. earthworm Correct Answer: Option D – earthworm Users Also Read These:The events of last Friday show that there is no love…Which of the following organs are used for gaseous…Which of the following compounds is used as a gaseous fuel?The structures for gaseous exchange in breathing roots are?Gaseous exchange occurs through the following…