Question

The flat portion of leaf is called

• A. petiole
• B. midrib
• C. lamina
• D. vein

Answer 1

The correct option is C

lamina

The correct option is C.

Explanation of the correct option:

1. Lamina is a flat green part of a leaf that carries photosynthesis.
2. It has a number of thin lines called veins traversing through its surface.
3. These veins not only support but also conduct water, minerals, and food through the leaf.

Explanation of the incorrect option:

Option A:

The petiole is a narrow, short stalk by which a leaf is attached to the stem.

Option B:

Some leaves have a prominent thick vein in the middle of a leaf called midrib.

Option D:

The leaf blade has many fine lines forming a network throughout its body called the veins.

Final answer: The flat portion of the leaf is called the lamina.