Respuesta :
I think the correct answer from the choices listed above is option A. The major source of carbon in the marine ecosystem are the calcium carbonate released by marine animals. Hope this answers the question Have a nice day.
Answer: Option A
Explanation:
The process by which the calcium is combined with carbonate forms calcium carbonate. This process releases carbon dioxide into the marine environment.
The carbon dioxide released into the marine water will contribute in the increasing the concentration of the carbon dioxide into water.
More than desired amount of carbon dioxide in the water causes ocean acidification.