The picture shows a student’s experiment with Elodea, a common aquatic plant. Photosynthesis in an aquatic plant was measured by counting the number of O2 bubbles coming out of the cut end of the plant. Energy stored in plants is transferred to humans and animals that eat them. A On the under side B On the upper side C Aquatic plants do not have stomata. Light. Photosynthesis Virtual Lab #2 - Measuring the Rate of Photosynthesis in Elodea. Originally from Brazil, E. densa has spread to temperate regions on all of the continents except Antarctica. During photosynthesis, leftover energy from conversion of sunlight is released as heat, which would raise water temperature. Observe evidence of photosynthesis in a water plant. Aquatic plants undergo photosynthesis like terrestrial plants, and sunlight CAN infiltrate water. 1) The process of photosynthesis is During photosynthesis, plants take in carbon dioxide and water from the air and soil This transforms the water into oxygen and the carbon dioxide into glucose. Many external and internal factors affect the rate of photosynthesis. In theory, when an aquatic plant is placed in a solution containing a source of carbon dioxide (CO 2), in the presence of light of appropriate intensity, the plant will photosynthesise and produce bubbles of oxygen-containing gas. However, ultimately selection for this pathway has derived from profoundly different environmental cues in aquatic … Discuss the qualities that plants with submerged leaves have that make them able to withstand the underwater challenges listed in question 1. Plants are also important for the production of oxygen, which is released into the air as a valuable by-product of photosynthesis. Plant roots take in water through their roots. Initially, aquatic CAM was considered by some to be an oxymoron, but some aquatic species have been studied in sufficient detail to say definitively that they possess CAM photosynthesis. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds. What will happen to O2 production if you use a pipe blow air from your mouth into water in the beaker? 4. Here is video of the light reaction of photosynthesis taking place in an aquatic plant - you can see the bubbles of oxygen leaving the vascular tissue of the plant where it was cut. The diagram in Model 1 illustrates a clipping of an aquatic plant in water. Aquatic plants can be used to demonstrate oxygen evolution in the process of photosynthesis. The main source of energy for photosynthesis is carbohydrates. The photosynthetic rate is usually measured indirectly by detecting the amount of carbon dioxide released by plants. Which statement describes an interaction between the biosphere and the hydrosphere? The first set overviewing the fundamentals of photosynthesis Integral photosynthesis, however, is often far below this upper limit because background light attenuation by particles and dissolved organic matter restrict photosynthesis in many aquatic plant … The number of light quanta required for evolution of one molecule of oxygen is called Oxygen yield Photosynthetic yield Quantum yield Organic yield Answer: 3 Q3. Both terrestrial plants and water plants photosynthesize with the help of light energy to make carbohydrates. Aquatic plants don’t use as much light for photosynthesis as other plants and only need 10-12 hours of sunlight a day. Aquatic plants and algae carry out photosynthesis using the same light reactions and Calvin cycle as in land plants. Drag the terms on the left to the … 3. Simple experiments carried out by scientists shows that the rate of photosynthesis is critically dependent upon variables such as temperature, pH and intensity of light. Change the conditions of photosynthesis … Express your answer … 1. Where are stomata found in an aquatic plant's leaves? Ability to perform photosynthesis is the main distinguishing feature between green plants and other organisms on Earth. The produced oxygen leaves the leaf in the same way, and the glucose is stored, used in respiration or used to make other vital substances. A light … The end products of photosynthesis do not provide energy for cellular respiration. Plants take in carbon dioxide from the air. Photosynthesis activity and growth of aquatic plants in lakes and ponds are restricted by limited CO2 concentrations in these habitats. Count bubbles of oxygen gas given off by elodea to determine the rate of photosynthesis. 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