Standard Science Primary 5 Systems

Siti placed a plant in a beaker of red-coloured water. After two hours, she noticed that the leaves had turned red. Which part of the plant transport system was responsible for this observation?

A Chloroplasts
B Stomata
C Water-carrying tubes
D Food-carrying tubes
Show Worked Solution

Worked Solution

Step 1: The red water is taken up from the roots. Step 2: Water-carrying tubes (xylem) transport water and dissolved minerals from roots to leaves. Step 3: The red colour in the leaves confirms the movement of water through these tubes.

Correct answer: Water-carrying tubes

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