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fish do not have lungs, so they are unable to breathe air as humans and mammals etc. do
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∙ 12y ago
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Why are fish only able to breathe in water and not in air?
Fish Can breathe out of water, they just dehydrate quickly and die.
Why are some fish saltwater fish and others freshwater fish?
Because saltwater fish can only breathe in saltwater (as in the ocean) and freshwater fish can only breathe in freshwater (as in tap water.)
What animals breath through gills?
Most fish do... unlike the betta fish they can breathe water and air. Dolphins and whales are an example of ones that breathe only air. Sharks, gold fish and other fish have to breathe water.
Name of fish which have lungs only?
fish are fish. if they could breathe above water they would be a mammal. no fish have lungs only.
Can white sharks only breathe underwater?
All Sharks are fish, and have to have water flowing over their gills to breathe.
Can you breath under water with a bucket on your head?
If there is An Air bubble underneath water, yes you can breath
What organisms use gills to breathe oxygen?
A fish! Fish are the only animals with gills and most live in water.
How does the respiratory in fish work?
Most fish can only breathe water. They do this by pulling water in through their mouths, and forcing the water back out through their gill slits (which are located behind their heads). As water passes through the gill slits, capillaries absorb oxygen from the water and release carbon dioxide into the water. However, there are some fish (called lungfish) which evolved lungs. These fish can breathe air when necessary, but usually breathe water.
Can humans breathe oxygen and hydrogen combine?
no it is completely different are bodies cant breathe that only pure oxygen(o2). although fish can breathe the dissolved oxygen in water
Do all mammal breath oxygen in water?
Yes, all animals that live in the water breath air bubbles. without air bubbles the fish will die. some animals in that water can go for a longer amount of time with out air. example dolphins.
Why can fish only breathe underwater?
Because they breathe through their gills.
Do fish produce hydrogen as a waste product?
No, they only "breathe" oxygen that is dissolved in the water. They in no way break apart water molecules.
