Guys please help me this is my second post lol- help asappp pls

How are coastal ecosystems a major source of oxygen for the rest of Earths waters?

Guys please help me this is my second post lol help asappp pls How are coastal ecosystems a major source of oxygen for the rest of Earths waters class=

Respuesta :

Answer:

The ocean produces oxygen through the plants (phytoplankton, kelp, and algal plankton) that live in it.

Explanation: