Question

The diagram shows a cross-section through a plant stem. Q shows the part that is stained red when the stem is placed in water containing a red dye. What is found at Q?

• A. Guard cells
• B. Palisade cells
• C. Phloem
• D. Xylem

Answer 1

The correct option is D Xylem

The conduction of water in a plant stem takes place through the xylem. Hence, the xylem appeared as red stained cells in the cross-section. It helps in the conduction of water and minerals from the soil. it is a permanent tissue which is highly specialized.

So, the correct answer is option D.