Foundation Science Primary 5 Systems

What is the main function of the water-carrying tubes in a plant?

A To transport food from the leaves to the roots.
B To transport water and mineral salts from the roots to the leaves.
C To protect the plant from pests.
D To help the plant absorb carbon dioxide from the air.
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Worked Solution

Step 1: Recall the two types of transport tubes in plants. Step [2-9]: Water-carrying tubes (xylem) move water upwards from the roots. Step [2-9]: Food-carrying tubes (phloem) move food from leaves to all parts.

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

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