Bulbasaur evolves into ivysaur at level 16, then evolves into venusaur at level 32.
You can get bulbasour via Pal park or if you defeat Red on top of Mount Silver where you get to visit Prof. Oak, who gives you a kanto starter.
around about level 20 so do that =P
No, Hitmontop does not evolve in Pokémon SoulSilver.
he does not evolve.
ditto does not evolve
No
almost all of them do.
Togekiss cannot evolve.
Paras will evolve into Parasect.
A Shuckle doesn't evolve
You need to trade it and it will evolve
evolve it from a cyndiquil