Though not popular anymore, for years scientists spent time trying to validate __________ theories by looking at things like IQ and other intelligence tests.

Question

Quizplus · Accepted Answer

The correct answer is "biological deficiency" because historically, there have been efforts to validate theories of biological deficiency by examining metrics like IQ and other intelligence tests, often in an attempt to correlate intelligence with genetic or biological factors.

Though Not Popular Anymore, for Years Scientists Spent Time Trying