C. pH would decrease D. pH would decrease, and CaCO 3 in surficial sediments would dissolve E. CaCO3 would precipitate due to an enhanced greenhouse warming of the atmosphere and oceans. Carbon dioxide is A. less soluble in sea water than other common atmospheric gases. B. more soluble in sea water than other common atmospheric gases. C. about equally soluble compared to other common atmospheric gases. D. None of the above 7.
Nutrient elements are A. conservative constituents in sea water.
B. the most abundant elements in sea water C. the most constant elements in sea water D. the least important elements in sea water E. None of the above 8. Sources of oxygen in the open sea include A. the atmosphere. C. respiration and decay. D. the atmosphere and photosynthesis. E. photosynthesis, respiration, and decay.