Standard Science Primary 5 Systems

Which of the following correctly describes the function of the water-carrying tubes in a plant?

A They transport food from the leaves to all parts of the plant.
B They transport water and mineral salts from the roots to all parts of the plant.
C They transport oxygen from the leaves to the roots.
D They transport carbon dioxide from the atmosphere to the leaves.
Show Worked Solution

Worked Solution

Step 1: Roots absorb water and mineral salts from the soil. Step [2-9]: Water-carrying tubes (xylem) move these substances upwards. Step [2-9]: The transport is always in one direction: from roots to leaves.

Correct answer: They transport water and mineral salts from the roots to all parts of the plant.

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free