In angiosperms,microsporogenesis and megasporogenesis

Identify the correct sequence of events in the life cycle of a flowering plant.

Identify the haploid and diploid structures from the following list:
$I$ - Megaspore mother cell
$II$ - Microspore mother cell
$III$ - Egg cell
$IV$ - Male gamete
$V$ - Synergid
$VI$ - Embryo
$VII$ - Antipodal cell
$VIII$ - Zygote
$IX$ - Megaspore
$X$ - Microspore
Select the correct grouping for Haploid and Diploid structures.

What type of gametes are found in $Capsella$?

Bananas are seedless because they

Give the differences between Microsporangium and Megasporangium.