Question

Which of the following is not a correct match?

• A. Petiole: attaches the leaf to stem
• B. Lamina: green flat part of the leaf
• C. Margin: gives shape to the leaf
• D. Veins: transpiration

Answer 1

The correct option is D

Veins: transpiration

The correct option is D.

The explanation for the correct option:

1. Veins are tiny tubes, which help in the mediation of water into the leaf.
2. Transpiration refers to the process in which water is lost in the form of water vapor from the stomata present in the leaves of the plant.
3. Stomata are the tiny pores found in the leaves of the plant, which help in the exchange of gases.
4. Veins have no relationship with the process of transpiration, thus, it is an incorrect match.

The explanation for the incorrect options:

Option A:

1. Petiole refers to a stalk, which connects the stem with the base of the leaf.
2. It is the transition between the leaf blade and the stem.

Option B:

1. Lamina is the flat and expanded part of the leaf that comprises the chloroplasts.
2. It is generally green and is accountable for the process of photosynthesis in the plant.

Option C:

1. The edge of the leaf is known as a margin.
2. The margins of the leaf are either smooth or serrated, it provides shape to the leaf.

Final answer: Veins: transpiration is not a correct match.