Advanced Science Primary 5 Systems

Sara placed a plant in a beaker of red-coloured water. After two days, the flowers of the plant turned red. This shows that __________.

A red water helps plants grow faster
B food is transported to the flowers
C the flowers can make their own food
D water is transported from the roots to the flowers
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Worked Solution

Step 1: The only source of red colour is the water in the beaker. Step 2: For the flowers to turn red, the water must have traveled from the beaker up the stem. Step 3: This confirms the function of the xylem tubes.

Correct answer: water is transported from the roots to the flowers

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