The mechanism of gaseous exchange in living organisms is essentially by? by Sunday | Jun 27 | Biology WAEC | 0 comments A. osmosis B. inhalation C. diffusion D. exhalation E. breathing Correct Answer: Option C – diffusion Users Also Read These:Which part of the gill of fish is involved in…The study which involves the inter-relationship…Which of the following organs are used for gaseous…Which of the following used diffusion as the…Organisms that feed essentially on plants within any…