Question

In plants that shed pollen grain at two-celled condition, the generative cell divides and form the two male gametes during the
A. Entry of pollen tube in the ovule
B. Entry of pollen tube in the synergid
C. Growth of pollen tube in the stigma
D. Growth of pollen tube in the style

Answer 1

Correct Answer - C
`**` In some plants, pollen grains are shed at 2-celled condition (a vegetative cell and a generative cell). In such plants, the generative cell divided and forms the two male gametes during the growth of pollen tube in the stigma.
`**` In plants which shed pollen in the three-celled condition, pollen tubes carry the two male gametes from the beginning.