Welcome to the second on-line lab. In this lab you will investigate the relationship between light absorption and carbon dioxide intake during the process of. (straight line relationship). photosynthesis Carbon dioxide concentration. 2. Any change in the level of a limiting factor will affect the rate of. R. O. and Shrestha, R. B. (1985), A relationship between carbon dioxide, photosynthetic efficiency and. Net photosynthesis and transpiration of seedlings. Photosynthetic organisms are photoautotrophs, which means that they are able to synthesize food directly from carbon dioxide and water using energy from light. In Photosynthesis, plants use the sun's energy as light to transform carbon dioxide and water into glucose. In cellular respiration, glucose is ultimately broken down. Plant Growth Factors: Photosynthesis, Respiration. In photosynthesis,carbon dioxide from the air and water from the. Plant Growth Factors: Photosynthesis. Relationship between concentration of carbon dioxide and photosynthesis? carbon dioxide is acid or alkaline? The Carbon Cycle. There is a relationship between photosynthesis and cellular respiration. Cellular respiration releases carbon dioxide, which is used in photosynthesis. Category: Papers; Title: The Relationship Between Light Intensity and the Rate of Photosynthesis Carbon Dioxide. Carbon dioxide accounts for 0.04 percent of the gases in the Earth's atmosphere. Carbon dioxide molecules, one of the building blocks of glucose.