Test Content and Structure

The GRE® Subject Tests are administered in a paper-delivered format. Total testing time is 2 hours and 50 minutes. There are no separately-timed sections.

The Subject Tests are described below:

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.


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Official Test Prep from ETS

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