WebCaption. Pondweed oxygen production experiment. Student in a lab measuring the rate of oxygen production through photosynthesis in Elodea sp. pondweed (in beaker). Elodea … http://www.ruf.rice.edu/~bioslabs/studies/invertebrates/invertexp.html
Elodea (pondweed) - Experiments on Microscopes 4 …
WebNov 25, 2024 · Specification location: AQA GCSE Biology Paper 1, Section 4.4 - Bioenergetics . Summary of method: A cut piece of an aquatic plant (usually pondweed) is placed in a beaker under the water (usually with an inverted funnel submerged over it and a filled measuring cylinder placed over the funnel to collect and measure the volume of gas … Web1.Measure 20cm^3 of sodium hydrogen carbonate solution (to supply CO2) and pour it into the test tube. 2.Cut a 10cm piece of pondweed and attach a paper clip to the one end (to weigh it down so it stays in place) 3.Place the pondweed into the boiling tube with the paper clip entering first. 4.Clamp the boiling tube so light can still shine onto the pondweed. … hillman distinctions
Bubbling Plants Experiment to Quantify Photosynthesis - Activity
Webput a piece of pondweed into a test tube of water shone light from a lamp with a red light bulb onto the pondweed counted the bubbles of gas produced by the pondweed every minute for three minutes. The pupils repeated their experiment using a blue light bulb, a green light bulb and a yellow light bulb. Web2. Place the lamp 10 cm from the pondweed. 3. Turn the lamp on and count the number of bubbles produced in one minute. 4. Repeat with the lamp at different distances from the pondweed. (a) Complete the hypothesis for the student’s investigation. ‘As light intensity increases, _____ WebSetting up the bubbling pondweed practical 5:37 Why does pondweed bubble? 10:04 A great lab practical for investigating photosynthesis and respiration at GCS... hillman distribution