Botany - Sexual Reproduction in Flowering Plants Question with Solution | TestHub

Double fertilization is a unique characteristic observed in the Angiosperm group of plants. In this, two fertilizations are observed -$1^{\mathrm{s}\mathrm{t}}$between the female and male gametic cells forming zygote and$2^{\mathrm{n}\mathrm{d}}$is between the second male gamete and polar nuclei forming the primary endosperm nucleus. PEN later develops in to the endosperm tissue and its main function is to provide nourishment to the developing embryo.