About Lesson
Study Question
Study the diagrammatic representation of a potometer below and use it to answer the questions that follow.
What does the potometer measure?
- Transpiration rate;
The precautions that should be taken when setting the experiment
- Cut the shoot under water to prevent entry of air bubble in the xylem (vessel);
- The set-up should be airtight; so that the only way the apparatus can lose water is by the plant transpiring.