Aquatic animals can breathe underwater because of the presence of dissolved oxygen in water, essential for their survival.
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Diffusion of gases like oxygen and carbon dioxide into water ensures their availability for aquatic organisms’ respiration and photosynthesis, vital for their survival and ecosystem balance.
Oxygen and carbon dioxide, among other gases, are crucial for the survival of aquatic animals and plants as they are involved in respiration and photosynthesis, respectively.
Gases from the atmosphere can diffuse into liquids, such as water, and dissolve within them.
Diffusion is the process by which particles spread out to fill the available space. Both solids and liquids can diffuse into other liquids.