Biology B (Advancing Biology) H022: Transport systems in plants Topical Past Paper Questions

The image below shows a transverse section of stem from a celery plant seen through a light microscope. ×120 magnification (a) (i) State the functions of tissues D and E. DD (ii) Using this image, produce a low power plan drawing of the stem tissues. (iii) Calculate the actual le…

The diagram shows possible pathways in which water can travel between the cells of a plant. Which of the pathways, $ \mathbf{A} $ to $ \mathbf{D} $, shows the apoplast pathway?

Glucose is produced by plants during photosynthesis. It can be combined with fructose to form the disaccharide sucrose, which can then be transported to other tissues inside the plant. Fig. 5 is a diagram of glucose and fructose. Glucose Fructose Fig. 5 (a) Using the information…