Question

girth of a maize plant does not grow over a period of time but the mango plant does? Justify​

Answer 1

Answer:

This is because maize is a monocot and secondary growth is absent in monocytes.

Explanation:

Secondary growth basically deals with formation of cork and vascular cambium which increase the girth of a plant. This phenomenon is seen only in dicots. E.g. Mango , mustard