Question

sea and ocean contains plenty of water although it cannot be used by human use give reason

Answer 1

☺☺☺

We can't use the water of sea or ocean because it is salty and not potable.

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Answer 2

Sea and Ocean contains salt. If humans drink it, their cells  take in water and salt. While humans can safely ingest small amounts of salt, the salt content in the sea and ocean is much higher than what can be processed by our body

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