Method
- One plastic bottle was placed over two leaves of one plant, while the other bottle was placed over two leaves of the other plant.
- The plants were left undisturbed and given five hours time to transpire.
- After the five hours the bottles were carefully removed from the plant.
- The contents of the bottles were poured into the measuring cup and measured
- Results were recorded
- Steps 1-5 were repeated six times in total, twice for each time of the day: morning, afternoon and night.