Level it up to level 21, and it will evolve into Gloom.
No, Misdreavus will not evolve in the Game Boy Color game; Pokémon Silver.
Vileplume does not evolve into a Roselia. Vileplume evolves from a Gloom which evolves from an Oddish. Vileplume cannot evolve any further.
No matter what game it is, you need a moon stone to evolve Jigglypuff.
You have to trade it to an other game for it to evovle.
If you mean Pokemon # 45 which is Vileplume, then the answer is evolve it from Gloom. To get Gloom search on route 121 & 123, or the Safari zone. Or evolve it from Oddish common all over the game.
Golduck does not evolve in any Pokemon game to date, including Soul Silver.
to evolve a machoke you must trade it to another game like gold or crystal.
Same as everyother game, level 40
You need to evolve Chikorita or trade Bayleef from another game.
Vulpix evolves into Ninetales. This is the only Pokemon caught in Emerald that can evolve from a firestone. If you have traded an Eevee or a Growlithe to your Emerald game, they can evolve too.
You have to trade it to another Pokemon game while it is holding a metal coat then trade it back and you will have it evolved.
Get a Pokemon Game Guide. They're big catalouges of every pokemon, where they are in every game, when they evolve, how they evolve, and how rare they are in each game.