Stalk with which ovules attached to the placenta is called
Funicle
Raphe
Hilum
Chalaza
Which is not a part of pistle?
Indicate the stages where meiosis and mitosis occur $(1,\, 2$ or $3)$ in the flow chart.Megaspore mother cell $\xrightarrow{1}$ Megaspores $\xrightarrow{2}$ Embryo sac $\xrightarrow{3}$ Egg
Tegmen develops from
With a neat diagram explain the $7 -$ celled, $8 -$ nucleate nature of the female gametophyte.
Pollen tube at the time of entering embryo sac has