Paper 3 structured question: Leaf structure
Diagram Description
Dicotyledonous Leaf Diagram
A labelled diagram shows the upper epidermis, palisade mesophyll, spongy mesophyll, lower epidermis, stomata, guard cells, cuticle, vascular bundle, xylem, and phloem.
- a[1]
Identify the part of the leaf where most photosynthesis occurs.
Aim for approximately 1 distinct marking point.
- b[1]
State the function of guard cells.
Aim for approximately 1 distinct marking point.
