Question

The three cells found in a pollen grain when it is shed at $3$-celled stage are ___________________.

• A. $1$ vegetative cell, $1$ generative cell, $1$ male gamete
• B. $1$vegetative cell, $2$ male gametes
• C. $1$ generative cell, $2$ male gametes
• D. Either (a) or (b)

Answer 1

The correct option is B $1$vegetative cell, $2$ male gametes

A pollen grain with pollen tube carrying male gametes represents mature male gametophyte. It is 33-celled (one tube cell+2+2 male gametes) and 33-nucleated (one tube nucleus++two nuclei of each male gamete) structure.