No, you cant trade fire refrom either Ds OR gameboy colour games to GBA fire red, leaf green, ruby sahpire or emerald. Only by migrating.
Yes, you can, by using the Pal Park located in Fuchsia City in the Kanto Region.
no
No.
no you can not, you can only get ho-oh in Pokemon heart gold or soul silver, or you can get it in global trade.
No. You have to migrate six Pokemon from GBA games once you reach Fuchsia City.
sorry you have to trade it to Pokemon soul silver
Either have it as a starter in Pokemon Gold, Silver, Crystal, Soul Silver, or Heart Gold. In Pokemon LeafGreen and FireRed you'll need to trade a Pokemon for it. Also in Pokemon Sapphire, Ruby, and Emerald. In Pokemon Diamond, Pearl, and Platinum you have to trade a Pokemon for it. Hope this helps!
trade it from Pokemon soul silver
Pokemon center.
No. You can only transfer firered Pokemon to soul silver.
you can get mewtwo more than once if you get it in firered or leafgreen and trade it via pal park
none
You can trade your Pokemon for a celebi.
These Pokemon are ONLY available through trade from leafgreen and firered without action replay. One exception is you can get one of them by beating RED (ash) in Mt. Silver on soul silver game.
you have to trade it from diamond to soul silver and you can't actually catch Roselia wild in Pokemon soul silver.