Scores on the GRE are used by admissions committees to assess a candidate's readiness for advanced-level academic work. Additionally, some specialized GRE Subject Tests are available for specific disciplines.
Many students who plan to pursue graduate studies, whether in the sciences, humanities, social sciences, or business, take the GRE as part of their application process. Preparing for the GRE typically involves studying, practice tests, and familiarity with the test format to achieve competitive scores for admission to their desired graduate programs.