The movements that occur in oceans can be broadly categorised into __________.

The watery part of the Earth is called _________.

__________ spreads over almost one third of the globe.

The __________ is the largest Earth's oceanic divisions.

___________ covers about one fifth of the total area under oceans and seas.

The ___________ is the third largest of the world's oceanic divisions. 

____________ is celebrated as World Water Day.

__________ are very large water bodies.

Bay of Bengal is the example of ___________.

___________ are streams of water flowing constantly on the ocean surface in definite directions.