🔴
Activity 5.8 — Xylem Water Transport
NCERT Activity 5.8: Place a plant stem in coloured water — the veins turn red, showing xylem transports water upward. Cross-section confirms only xylem is stained.
How To Perform
1
Place Stem in Coloured Water
Cut stem under water, place in red dye solution.
2
Observe Stem
Red streaks appear running upward through the stem.
3
Observe Leaves
Leaf veins turn red — coloured water reached the leaves.
4
Cross-Section
Only xylem vessels are red; phloem remains unstained.
⚠️ Safety Notes
- •Use a sharp blade carefully when cutting the stem under water.
- •Handle red ink/dye carefully — it can stain skin and clothing.
- •Adult supervision recommended for stem cutting.