How old are you? How old are your cousins? How does your uncle take care of them? How does the rest of the family treat them?
Is the fact that they’re from out of wedlock something that bothers you? What is the correlation between the two statements I bolded (girls from out of wedlock and he’s a man of faith)? If not, why mention it?
It’s possible that he doesn’t ask you these things, because he knew you were already being well taken care of by himself or your mother.
Being a man of faith, it’s possible that he’s taking care of children who may not be well taken care of. Or hell, just taking care of children and being kind to them is part of their faith.