ConceptConceptDocsDocuments

CAIE IGCSE Biology 6.2.2 Structures in a Dicotyledonous Leaf

Practise identifying epidermal and mesophyll tissues, stomata, guard cells, air spaces and vascular bundles, then distinguish xylem from phloem in leaf sections.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • identify palisade and spongy mesophyll by cell arrangement, chloroplast density and air spaces
  • locate guard cells, stomata and the upper or lower epidermis in a leaf section
  • distinguish xylem from phloem within a labelled vascular bundle

6.2.2—Following structures in the leaf question 1

[Maximum number: 2]

Question (a)

(a)

Fig. 4.1 is a photomicrograph of a cross section of part of a leaf.

Fig. 4.1

Fig. 4.1

[ 2 ]

Question (i)

(i)

Identify the tissue labelled A in Fig. 4.1.

[ 1 ]

Question (ii)

(ii)

Identify the structure labelled C in Fig. 4.1.

[ 1 ]
All question bank results loaded