No kulalar and udayar are not same caste parkavakula udayar (malayaman and nathaman clans) using this title from ancient cholas period parkavakula udayar(warrior and landlords) living around cholamandalam, but kulalar is an pot making caste they usually exist around western Tamilnadu they have title mannudayar ,they also sometimes known as udayar , this is the reason for your confusion
achari is forward caste Achary belong to forward caste
it is a forward caste
Yes, Syrian Christians of Kerala are forward caste.
forward caste with high status and respect
yes,half of kerala christians that is syrian christian sect is forward caste
Yes.. a forward class..
YES
312 forward castes.
They are Karanas, hence forward caste. Patnaik are Forward cast they are other wise called as Bhrama kshyatriyas. Meaning on Patnaik is Pat : Intelligent Naik: King. This is a Sanskrit word. They are also called as Karana's. history says they are part of Harsha & Kalinga dynasty.
YES
No, the Kathuriya are part of the Khatri community, a Punjabi forward caste who claim Kshatriya status.