Apomixis is

Formation of fruit without fertilization - $P$
Formation of seed without fertilization - $Q$
What are $P$ and $Q$?
$\quad\quad P\quad\quad \quad Q$

The presence of many embryos (Polyembryony) is a characteristic feature of:

The reason for using vegetatively reproducing crop plants to maintain hybrid vigour is that:

How many of the following statements are correct?
- The production of seeds without fertilization is called apomixis.
- The occurrence of more than one embryo in a seed is referred to as polyembryony.
- The pollen grains represent the male gametophytes.

Can an unfertilised,apomictic embryo sac give rise to a diploid embryo? If yes,then how?