Do diffusion and osmosis require energy? Biology Movement In and Out of Cells Diffusion 1 Answer mrpauller.weebly.com · ganesh Jan 21, 2016 No, both are examples of passive transport. Explanation: Diffusion and osmosis are both examples of passive transport which do not require energy. Here is a video which describes how osmosis impacts onion cells placed into tap water and then into a salt water solution. Hope this helps! Answer link Related questions How does polarity of molecules affect diffusion? How does diffusion differ from endocytosis and exocytosis? How does diffusion affect homeostasis? How are diffusion and osmosis different? How is diffusion involved in osmosis? How is facilitated diffusion different from active transport? What are common mistakes students make with facilitated diffusion? What are some examples of facilitated diffusion? What are some examples of diffusion? How is a concentration gradient related to the process of diffusion? See all questions in Diffusion Impact of this question 22011 views around the world You can reuse this answer Creative Commons License