Standard Science Primary 5 Systems

Luke placed a white carnation in a beaker of red-coloured water. After five hours, the petals turned red. Which part of the plant transport system is responsible for this?

A The roots only.
B The food-carrying tubes.
C The stomata.
D The water-carrying tubes.
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Worked Solution

Step 1: The water in the beaker was coloured red. Step 2: The red colour reached the petals, meaning the water was transported upwards. Step 3: The water-carrying tubes (xylem) transport water and mineral salts from the roots to all parts of the plant.

Correct answer: The water-carrying tubes.

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