Experiments
Here are experiments our science specialists have selected to support this IB* topic.
Aerobic Respiration
Experiment #17 from Biology with Vernier
In this experiment, you will
- Measure changes in dissolved oxygen concentration.
- Study the effect of temperature on cellular respiration.
- Make a plot of the rate of cellular respiration as a function of temperature.
Photosynthesis and Respiration (CO2)
Experiment #31B from Biology with Vernier
In this experiment, you will
- Use a CO2 Gas Sensor to measure the amount of carbon dioxide consumed or produced by a plant during respiration and photosynthesis.
- Determine the rate of respiration and photosynthesis of a plant.
- Educational Standard
- International Baccalaureate (IB) 2025
- Subject
- Biology
- Theme
- C Interactions and interdependence
- Level of organization
- 4 Ecosystems
- Topic
- C4.2 Transfers of energy and matter
- Section
- Standard level and higher level
* The IB Diploma Program is an official program of the International Baccalaureate Organization (IBO) which authorizes schools to offer it. The material available here has been developed independently of the IBO and is not endorsed by it.