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CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions

Practise using blue-dye stain sections to identify xylem as the water pathway through above-ground plant parts.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • use blue dye in celery or stem sections to identify xylem as the water pathway

CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1

[Maximum number: 1]

A celery stalk was placed into a beaker of blue dye. When the dye reached the leaves, the stalk was taken out and a section was cut, as shown in the diagram.

Figure for Question CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1 — CAIE IGCSE Biology
Figure for Question CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1 — CAIE IGCSE Biology

Which diagram shows the appearance of the cut end of the stalk?

A
Figure for Question CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1 — CAIE IGCSE Biology — Option A
B
Figure for Question CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1 — CAIE IGCSE Biology — Option B
C
Figure for Question CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1 — CAIE IGCSE Biology — Option C
D
Figure for Question CAIE IGCSE Biology 8.2.4 Investigate Using a Suitable Stain Questions question 1 — CAIE IGCSE Biology — Option D
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