Whose spores are non-motile?

Reproduction without the fusion of gametes $- P$
Reproduction involving the fusion of gametes $- Q$
Choose the correct option for $P$ and $Q$.
$\quad\quad \quad P \quad\quad\quad \quad Q$

The essential and most critical event in sexual reproduction is

Distinguish between: Pre-fertilization events and Post-fertilization events.

Between an annual and a perennial plant,which one has a shorter juvenile phase? Give one reason.

Which term indicates a bisexual condition?