A balsam plant was placed in a beaker of blue-coloured water. After two hours, the stem was cut cross-wise. Which part of the stem would appear blue?
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Worked Solution
Step 1: Roots absorb the blue-coloured water.
Step [2-9]: Water is transported upwards through the water-carrying tubes (xylem).
Step [2-9]: In a balsam plant, xylem is located in the inner part of the vascular bundles.
Correct answer: The inner tubes that carry water.
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