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Questions and Answers
How do osmoconformers maintain the osmolarity of their body fluids in relation to seawater?
They allow the concentration of salts and other solutes inside their bodies to match that of the surrounding seawater.
What factors play significant roles in determining seawater density?
Temperature and salinity.
How does pressure affect seawater density?
Increasing pressure at greater depths causes a slight increase in density.
What regulates seawater temperature primarily?
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What type of pigment captures light energy necessary for photosynthesis?
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What devices have been used to directly record temperature with an accuracy of 0.001°C?
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Explain the impact of increasing pressure on the solubility of gases in water.
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How does decreasing temperature affect the solubility of gases in water?
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Describe the relationship between salinity and the solubility of gases in water.
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What is meant by the term 'saturation' in the context of dissolved gases in water?
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Explain how the transparency of seawater is related to the process of photosynthesis.
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What impact does the presence of suspended and dissolved materials have on the transparency of water?
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How does the formation of sea ice impact the salinity of seawater?
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What are the three most common ions found in seawater?
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Explain how diffusion and osmosis impact the movement of molecules in a solution.
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What is the overall impact of the high specific heat of water on temperature changes in the ocean?
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How do hydrothermal vents contribute to the salinity of the ocean?
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What is the impact of the solubility of gases in seawater?
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