Standard Science Primary 5 Systems

What is the main function of the xylem in a plant?

A To take in carbon dioxide for photosynthesis.
B To support the plant and keep it upright.
C To transport food from the leaves to the roots.
D To transport water and minerals from the roots to the leaves.
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Worked Solution

Step 1: Xylem tubes transport water and dissolved minerals. Step 2: Movement is primarily upwards from roots to leaves. Step 3: Phloem handles food transport in multiple directions.

Correct answer: To transport water and minerals from the roots to the leaves.

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