Sodium Chloride constitutes % in oceanic waters.

………….. are very significant in the study of plate movements?

……………. % of pure water is present in underground.

…………. is the circulation of water in different forms.

Transporting water from the atmosphere to the surface of the earth is

…………… of water is saline ocean waters.

………………. ocean separates America from Europe and Africa.

The single super Ocean was called

…………. are the flattest and smoothest regions of the world.

Lowest salinity is found in …………