Exeggcute, Gloom, Weepinbell.
Exeggcute and Nuzleaf.
Weepinbell, Gloom and Exeggcute.
i don't think so since sapphire is a game-boy version and diamond is nintedo ds version but since sapphire is a game-boy version you can migrate Pokemon from there.
there is no such thing in Sapphire
Sadly, you can't catch Groundon is the Sapphire Version, however you can in the Ruby version, you will find him in the same place you find Kyorge in the sapphire version.
Exeggcute this Pokemon can be caught in the safari zone in firered and leafgreen version.
Spiritomb is not available on Pokemon Sapphire Version.
you need to have the sapphire version in the gameboy slot and the diamond version in the other slot
No.
NO!
only when you get the national dex on Sapphire version