Question

The arrangement of ___, in the lamina (or leaf blade) is known as venation of the leaf.

Answer 1

Venation:

1. Arrangement of veins and veinlets define the type of venation of the leaf.
2. Reticulate venation and parallel venation are two types of arrangement of the vein in the leaf blade.
3. In parallel venation, veins are arranged parallel to the midrib of the leaf.
4. An irregular web-like structure of veins and veinlets extending from the midrib forms reticulate venation.

Final Answer: The arrangement of veins in the lamina (or leaf blade) is known as venation of the leaf.