Question

The sphere of water present on the earth is called

Answer 1

Heya !
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The sphere of water present on the Earth is called Hydrosphere. Hydrosphere is the total amount of water on the planet. It includes the water present on the surface, underground and in air.

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Hope it helps !

Answer 2

Earth is made up with 70% of water and the rest 30% is the livable land region for us.

The total water mass of the planet earth which is occurring this 70% of earth's portion,is known as the hydrosphere.

The word hyrdo means water in greek and sphere means a round solid body mass.

So we can also call the sphere of water present on the earth is known as the "Hydrosphere."

It mainly contains liquid water mass of the earth.Soild and gaseous forms of water are not included in this mass.