9.1 Measurement of Transpiration Rates using a Potometer (Practical 7) 

Instructional video demonstrating how to measure transpiration rates of a plant using a potometer (Including how to set up the potometer, how the potometer works and how to take measurements to calculate rate) This is a required practical in the IB Biology syllabus (Practical 7) for Higher Level students only as part of Topic 9 Plant Science. You can be examined on your understanding of this practical in Part A of Paper 3 of the final IB exams.