Earlier quoted context omitted.
So IQ is a word used to describe the results of a bunch of tests first established by eugenicists in the late 19th century, and has no scientific extraction whatsoever. Genetics is a field of science, and you can identify groups that carry particular genes. However, the 'races' don't map to distinct genetic groups, which is very unsurprising: the 'races' or 'ethnicities' are just administrative or cultural groupings…
The origin isn't relevant to whether it's valid or not. No, ethnicities are absolutely not just administrative or cultural groupings. You've clearly done no research into this topic whatsoever and are just repeating some misinformation you got fooled by. Even the classic races which are unnecessarily crude by modern standards do actually partly correspond to distinct genetic groups. We can now classify ethnicities at…
Honestly, you just sound like you're a racist. Which is sad, but it's also indicative of a lack of common sense that you expect the universe to conform to your prejudices.