Given to every soul which is born upon this earth is what is referred to as The light of Christ. You can call it a persons conscience if you like. It is that Light that gives man the desire to worship something. There is not a people on earth that does not have a religion of some kind, something or someone that they can turn to. It may consist of material things or spiritual things.
They practice Islam religion.
They practice Roman Catholic religion
Buddhism is the religion. Buddhist practice Buddhism.
It is entirely up to you, how seriously you wish to practice your religion.
they practice the religion of pakarah, a ancient religion that revolves around the sun as the centerpiece of life.
I guess you ment " what religion do hindu's practice?" If so, it is Hinduism.
Europeans mostly study (practice) the catholic religion.
Wizard + Religion = Priest
vedic religion
What religion are the Kurds
Traditional tribal religion.
the religion of Aztec's is they practice sacrifice