This experiment is a continuation of the experiment "Oxygen Production in Elodea in Direct Light, Distant Light, and Darkness.Temperatures under 15C will not affect oxygen production in photosynthesis yet temperature over 40C will greatly increase oxygen production. It provides the basis for life on Earth and is the ultimate source of all fossil fuels and of the oxygen we breathe. Leaves take in carbon dioxide and through the process of photosynthesis they create food for the plant. It is employed by plants, algae and certain bacteria. Using synthetic compound Nafion, Splitting water will be converted into oxygen and hydrogen. Photosynthesis is the biological process that converts sunlight into chemical energy. Experiment to show that oxygen is produced during photosynthesis - definition To prove that oxygen is produced during photosynthesis following steps need to do Place water plant in … As seen in the graph, when the temperature reaches a certain level, the rate of oxygen production begins to decline. The we breathe contains 21% oxygen produced by plants. This teaching resource introduces Cabomba, a pondweed which is much more effective than the traditional Elodea. Oxygen Release in Photosynthesis Protocol. In this experiment (Figure 9.2), we will study the effect of light intensity on the photosynthetic activity of Elodea canadensis.We will vary the light intensity by changing the distance between the light source and the plant. You have learned that photosynthesis involves the conversion of carbon dioxide and water into organic molecules such as glucose. The equation for photosynthesis can be written as follows: 6CO 2 + 6H 2 O + light energy → C 6 H 12 O 6 + 6O 2. Here use Hydrilla plants. One common way is to gather bubbles of gas given off by an aquatic plant. Science behind the experiment. Oxygen gas (O 2) is a byproduct of this reaction. We will count the emerging oxygen bubbles as … Study 12 Photosynthesis #3 (Oxygen Production) flashcards from Mark R. on StudyBlue. Oxygen is a by product of this and goes into the air. Still, the alternative hypothesis which was light is a necessity in the production of oxygen during photosynthesis was supported. Demonstrating oxygen formation during photosynthesis can be a tricky process. Introduction. The bubbles you observed on the leaf and sides of the glass were oxygen. The production of oxygen is used to measure the rate of photosynthesis as oxygen is a byproduct of this process. How might the tank hinder the lab? The conditions that I set in the lab are the intensity of light, the temperature, Carbon Dioxide levels, Color, and the wavelength of light. Hydrilla plants are water algal plants. In the first experiment, we will be using the same plant you examined in Lab 3 called Elodea. These plants can bring out photosynthesis even they are surrounded by water. In doing so, oxygen is a product while carbon dioxide is a reactant that is used up during photosynthesis. Oxygen production by photosynthetic organisms explains why earth has an oxygen-rich atmosphere. In the leaf-disk assay, all of the components necessary for photosynthesis are present. The aim of the experiment: To prove that oxygen is evolved in green plants during photosynthesis. Write 2-3 sentences conclusion with explanation in terms of the process of photosynthesis. The production of oxygen by photosynthesis is most easily seen in water plants such as Elodea and Cabomba. 9. Study 12 Photosynthesis #3 (Oxygen Production) flashcards from Mark R. on StudyBlue. 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