Generally,the number of integuments in the ovule of angiosperms and gymnosperms is:

$.......$ embryo sac is an $8$-nucleate structure.

Identify the parts of the pistil labeled as $P$,$Q$,and $R$:
Receptive surface for pollen grains $- P$
Elongated slender part of the pistil $- Q$
Basal swollen part of the pistil $- R$
$\quad\quad\quad\quad P \quad\quad\quad Q \quad\quad\quad R$

What do '$d$' and '$e$' represent in the given figure?

Definitions / Explanation:
$1.$ Nucellus
$2.$ Funicle

An ovule with the micropyle near the chalaza is known as: