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SAT Biology Subject Test Practice Questions

Maintained and Updated as of 2025

Free Practice Questions for the SAT Biology Exam

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The SAT Subject Test in Biology is administered by the College Board six times each year in January, May, June, October, November, and December. The subject test in biology is intended to provide students with a framework for modern biology concepts and its ever-increasing information discoveries. Unifying themes concern the application of biological knowledge and critical thinking to environmental and social concerns. The test is divided into Biology Ecological (Biology-E) and Biology Molecular (Biology-M). 

Topic breakdown: 
  • Organismal biology
  • Ecology
  • Genetics
  • Cells and molecules
  • Evolution

This free practice exam features questions that will help you not only review key ecological and molecular biology concepts but also familiarize yourself with the AP exam format.
 
Disclaimer: This content is provided for informational purposes only. It has not been edited, fact checked or updated. This content is neither affiliated nor endorsed by the College Board. These questions were written by a third party test prep company and licensed by PracticeQuiz for use on this site.
 

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Ted Chan

Ted Chan

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Ted Chan is the Managing Editor of PracticeQuiz.com. Ted has experience as a journalist and a writer, including editorial or content production roles at ESPN, Better Business Bureau, The Boston Globe, and Forbes. Ted holds a BA from Swarthmore College with High Honors, and a MBA from the MIT Sloan School of Management. Ted also studied at the Harvard Business School, earning a Certificate in Value-based Health Care Delivery.

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