Which type of ovule is found in $Capsella$?

Which cells together form the egg apparatus?

Which of the following plants has orthotropous ovules?

In angiosperms,the following events occur during megasporogenesis and megagametogenesis:
$(i)$ Differentiation of megaspore mother cells
$(ii)$ Meiosis of the megaspore mother cell
$(iii)$ Formation of a linear tetrad
$(iv)$ Mitotic division of the functional megaspore
$(v)$ Degeneration of $3$ megaspores
$(vi)$ Formation of embryo sac
$(vii)$ Fusion of polar nuclei
The correct sequence is:

The $8$-nucleate embryo sac is .....

In angiosperms,the functional megaspore develops into .............