WebPhotosynthesis. Photosynthesis is a process by which phototrophs convert light energy into chemical energy, which is later used to fuel cellular activities. The chemical energy is stored in the form of sugars, which are … WebUsing the rate of oxygen production in pondweed (Elodea and Cabomba) in an experiment to demonstrate the rate of photosynthesis. Cabomba is apparently more reliable so we have started to use it in class. Winter Science. Sodium. Secondary. Biology. 'Algal balls' - Photosynthesis using algae wrapped in jelly balls.
Practical - effect of light intensity on photosynthesis in pondweed ...
WebMeasuring photosynthesis via the production of oxygen. Oxygen can be measured by counting bubbles evolved from pondweed, or by using the Audus apparatus to measure the amount of gas evolved over a period of time. To do this, place Cabomba pondweed in an upside down syringe in a water bath connected to a capillary tube (you can also use … WebPhotosynthesis is a process by which plants prepare their own food in the presence of water, chlorophyll, sunlight, and CO2. This process occurs mainly in the leaves of the … dr mary newbould
Measuring the rate of photosynthesis - Science & Plants for Schools
WebPhotosynthesis. Plants make their own food – absorbing and converting sunlight energy into chemical energy stored in carbohydrates such as glucose and other biomolecules. Photosynthesis is vital for the life of plants and for all animals on the planet. Explore the requirements for photosynthesis. WebInvestigating photosynthesis. The effect of light intensity on photosynthesis can be investigated in water plants. Use Cabomba or Elodea, which are sold in aquarium shops. WebWith CO 2 concentration substituted for I, this equation describes the data of photosynthesis for Cabomba, as a function of CO 2 concentration. 3. The above equation also describes the data obtained by other investigators for photosynthesis as a function of intensity, and of CO 2 concentration where external diffusion rate is not the limiting ... cold head cryostat