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Whale shark gills are similar in structure to other fish gills. Oxygenated water is passed over the gills which have a rich, near surface blood supply and gases are exchanged between the blood and the water. The gills are feathery and have a large surface area so that there is enough gas exchange to keep the fish supplied with the oxygen it needs.

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13y ago
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16y ago

There is very good explanation at the web link below

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8y ago

A shark's gill functions by taking oxygen out of the water and into the shark.

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12y ago

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Q: How do gills extract oxygen from H2o?
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Related questions

What does gills help fish do?

Fish use gills to extract oxygen from the water passing over the gills.


What takes place in gills?

Fishes extract the oxygen from the water that goes through the gills.


What do fish breathe with?

Fish have gills, as they swim water passes over the gills and extract oxygen from the water.


Were do fish get there air from?

Fish pass water over their 'gills' the gills extract oxygen from the water.


Fish can extract oxygen from water using what?

Fish have lamellae in their gills. As the water flows through the gills and over the lamellae, the oxygen is extracted from the water.


How do fish and sharks get oxygen?

They use their gills to extract the oxygen from the water flowing over them


How humans differ from a fish with regards to respiration?

Humans have lungs to extract oxygen from the air. Fish have gills to extract oxygen from the water.


Does water put oxygen in your body?

No. We cannot get oxygen from water. The oxygen that forms part of the water itself is locked away in H2O molecules and our bodies have no way of extracting it. Most water does contain dissolved oxygen, but since we do not have gills we cannot extract that either.


How do shark gills protect it?

The gills of a shark (and other fishes) extract oxygen from the water, allowing the shark to breath.


How does a shark obtain oxygen?

Sharks are a fish. Fish have gills that extract oxygen directly from the water in which they live.


How does shark breathe in oxygen?

Like all fish, sharks extract dissolved oxygen from the water through their gills.


Do fish breath with lungs?

Fish use gills to extract oxygen from the water to 'breath' .