Review the graphs carefully. based on the information in figures 2.5 and 2.6, explain the relationships between led irradiance and carbon dioxide concentration over time for a chamber containing a water hyacinth. use the evidence from the graphs and your knowledge of science to support your answer. figure 2.5 shows the light intensity (led irradiance) over time for a chamber containing a water hyacinth. figure 2.6 shows the change in carbon dioxide concentration over time for a chamber containing a water hyacinth.