It is False to state that over 75 ancestry groups were identified in the United States of America. The correct figure is 998. This is as per the U.S. Census Bureau which was published online on the 22nd of January, 2007.
This is used to refer to various groups of lineages or lines of biological descent
For example, one's Great-great-grandmother is an example of an ancestor.
Ancestry groups can also refer to ethnic classification.
See the link below for more about Ancestry Groups:
https://brainly.com/question/9001120