Hundreds of multiple choice questions, all organized by topic. These are challenging online quizzes with answers and explanations. One of the best free resources available!

A huge set of flashcards with thousands of practice questions! Questions are sorted by topic and include a wide variety of bio topics from all units.

Practice quizzes for each of the 50 chapters. An awesome resource even if you don’t use this book. Select a chapter and click “Multiple Choice Quiz.” See Table of Contents for chapter listings.

A set of over 1,000 vocabulary focused flashcards. Covers essential vocabulary terms from all units. Use the different learning modes to aid in your understanding of the terms.

This is the 2013 practice test published by the College Board. Includes AP Biology multiple choice, grid-ins, and free response questions. Be sure to review this one!

This AP Bio Penguins page provides a full length practice exam. There is also a key provided to check your work at the end. Perfect to get a feel for how the actual exam goes.

Practice quizzes, videos, and notes for all units of AP Biology. The questions are sorted by topic, so you can focus on the areas you need the most practice in.

Another set of textbook practice questions. Select chapter, then “Post Test.” Table of Contents.