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If they have gills the animal will take in oygen from the water it breathes...or if it is a mammal that lives underwater it will normally have a blow hole or such which it will rise & breathe in air.
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∙ 12y ago
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Why is oxygen important to bodies of water?
Aquatic organisms need oxygen to survive
Do organisms in an aquatic environment need different things than organisms in land environments?
no all organisms need the same things like water food oxygen and a home
Where the animals get the oxygen they need?
Land animals get the oxygen they need from the atmosphere. Most aquatic organisms get oxygen dissolved in the water in which they live, and others, like alligators and crocodiles, get oxygen from the atmosphere. Most Plants Give Out Oxygen, And Plants Are All Around Us.
What do aquatic organisms need to breathe?
gills
Do aquatic life need oxygen?
Yes, fish and other aquatic life need to extract oxygen out of the water using gills.
What equipment do you need to be a marine biologist?
water,aquatic organisms,aquatic plants and saltwater
Do amphibians need oxygen?
Yes aquatic life does need light and oxygen
How do snakes get their oxygen?
A snake breathes through its nose, since they have lungs. Even fully aquatic species need to come up for air.
What is the key ingredient that all organisms need?
All organisms need oxygen to live.
How do organisms at deep sea vents survive without oxygen?
These organisms do not need oxygen. They are called anaerobes.
What does most organisms need to survive?
Oxygen
What do organisms do with the oxygen they absorb from the air?
Organisms use the oxygen they absorb from the air for their cells. The cells need this oxygen in order to carry out their functions.
