Yes in the upcomming games : Black and White
Pokedex keeps all the Pokemon's information, you complete it by adventure when you fight with a Pokemon or when you capture it, will be added to the pokedex. Pokedex saves all the Pokemon that you've fighted with or seen or captured, it has several information: Type of Pokemon, Paw, powers,attacks and more. hope it helped
yanma, you must get it from Pokemon platinum
To add caterpie to the pokedex in Pokemon platinum, you must first get the national pokedex, and then migrate him from pal park (if you havent already done that), and finally catch him in pal park and he or she has been added to your pokedex.
yes
Pokemon number 150 is Palkia, you can get it on the pokedex by trading, battle a friend or seeing the old lady in the library who shows you a picture of Palkia which is then added to your pokedex.
You have to own 60 Pokemon to get the national pokedex.
no
if you mean all the data, no, just the name and picture of the Pokemon will be added to the pokedex (if you are talking about the fight area and are battling trainers there), the info will remain blank though... with wild Pokemon there, you can catch them and the info will be filled.
You go to the Pokemon mansion and the first door on the right go in talk to the two men then behind them there is a book and if you read that then you get manaphy added to the pokedex
#114 in Pokemon pearls Sinnoh pokedex in Unown. But in the National pokedex it is Tangela.
You do need the national pokedex for the Pokemon modifier. the Pokemon modifier uses the national pokedex numbes. you can not use the sinno pokedex.
That pokemon is Azumarill in pokemon platinum in the national pokedex