Question 9 Which of the following is not a way that the carbon cycle helps to keep the pH of ocean water at healthy levels?

a
Carbon gases are absorbed by surface water from the atmosphere, which interacts with ions in the ocean.
b
Carbon as a part of shelled organisms and waste falls to the bottom of the ocean and is incorporated in to the rock as sediments.
c
Ocean plants and phytoplankton use carbon dioxide as a part of photosynthesis.
d
Carbon gases leave surface ocean water in an exchange with the atmosphere.