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1,000 – 4,000 E 2,000 O2 Co2 -8,000 3,000 - 12,000 4,000 - 1 3 4 5 6 + 02 44 46 48 50 52 CO2 Concentration of dissolved gas in milliliters per liter (m/l) Figure 7.8 How concentrations of oxygen and carbon dioxide vary with depth. High concentrations of oxygen at the surface are usually by-products of photosynthesis in the oceans brightly lit upper layer. Since plants and plantlike organisms require carbon dioxide for pho- tosynthesis, surface CO, concentrations tend to be low. A decrease in oxygen below the sunlit upper layer usually results from the respiration of bacteria and marine animals, activity that tips the balance in favor of carbon dioxide. Oxygen levels are slightly higher in deeper water because fewer animals are present to take up the oxygen that reaches these depths. Bu ween ebetuage Depth (ft) (w) yıdeg

1,000 – 4,000 E 2,000 O2 Co2 -8,000 3,000 - 12,000 4,000 - 1 3 4 5 6 + 02 44 46 48 50 52 CO2 Concentration of dissolved gas in milliliters per liter (m/l) Figure 7.8 How concentrations of oxygen and carbon dioxide vary with depth. High concentrations of oxygen at the surface are usually by-products of photosynthesis in the oceans brightly lit upper layer. Since plants and plantlike organisms require carbon dioxide for pho- tosynthesis, surface CO, concentrations tend to be low. A decrease in oxygen below the sunlit upper layer usually results from the respiration of bacteria and marine animals, activity that tips the balance in favor of carbon dioxide. Oxygen levels are slightly higher in deeper water because fewer animals are present to take up the oxygen that reaches these depths. Bu ween ebetuage Depth (ft) (w) yıdeg

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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How do you think oxygen reaches the deep ocean for use by the animals living there?

1,000 – 4,000 E 2,000 O2 Co2 -8,000 3,000 - 12,000 4,000 - 1 3 4 5 6 + 02 44 46 48 50 52 CO2 Concentration of dissolved gas in milliliters per liter (m/l) Figure 7.8 How concentrations of oxygen and carbon dioxide vary with depth. High concentrations of oxygen at the surface are usually by-products of photosynthesis in the oceans brightly lit upper layer. Since plants and plantlike organisms require carbon dioxide for pho- tosynthesis, surface CO, concentrations tend to be low. A decrease in oxygen below the sunlit upper layer usually results from the respiration of bacteria and marine animals, activity that tips the balance in favor of carbon dioxide. Oxygen levels are slightly higher in deeper water because fewer animals are present to take up the oxygen that reaches these depths. Bu ween ebetuage Depth (ft) (w) yıdeg
Transcribed Image Text:1,000 – 4,000 E 2,000 O2 Co2 -8,000 3,000 - 12,000 4,000 - 1 3 4 5 6 + 02 44 46 48 50 52 CO2 Concentration of dissolved gas in milliliters per liter (m/l) Figure 7.8 How concentrations of oxygen and carbon dioxide vary with depth. High concentrations of oxygen at the surface are usually by-products of photosynthesis in the oceans brightly lit upper layer. Since plants and plantlike organisms require carbon dioxide for pho- tosynthesis, surface CO, concentrations tend to be low. A decrease in oxygen below the sunlit upper layer usually results from the respiration of bacteria and marine animals, activity that tips the balance in favor of carbon dioxide. Oxygen levels are slightly higher in deeper water because fewer animals are present to take up the oxygen that reaches these depths. Bu ween ebetuage Depth (ft) (w) yıdeg
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