NEET2002BotanySexual Reproduction in Flowering PlantsActual
Which of the following is without exception in angiosperms?
Options
- APresence of vessels
- BDouble fertilization
- CSecondary growth
- DAutotrophic nutrition
Correct answer
B. Double fertilization
Step-by-step solution
Only angiosperms have double fertilization, in which the secondary nucleus forms a triploid cell to produce endosperm and the egg transforms into a diploid zygote to form embryo.