Test Content and Structure
The GRE® Subject Tests are administered in a paper-based format. Total testing time is 2 hours and 50 minutes. There are no separately-timed sections.
The Subject Tests are described below:
- Biochemistry, Cell and Molecular Biology
- Biology
- Chemistry
- Literature in English
- Mathematics
- Physics
- Psychology
When you register for a Subject Test, you will be sent a free Subject Test Practice Book that describes the test in detail and contains a full-length practice test you can use to prepare for the test. You can also download each test's practice book.

Ready to take a
GRE® Subject Test?
Put your best scores forward.
Show schools only the scores you want them to see — only with the ScoreSelectSM option.
Official Test Prep from ETS
Nobody knows our tests better than we do. We offer free practice tests and tips to help you prepare for your GRE Subject Test. Check them out today.

