| Front | Core Practical: How can you investigate the rate of respiration in living organisms? |
|---|---|
| Back | 1. Add soda lime granules to a test tube. 2. Put a ball of cotton wool on top of the granules 3. Put some living organisms (mealworms) on top 4. Connect a small tube with coloured liquid to the test tube 5. Measure how far the liquid moves as a result of respiration in a given time |
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