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Biology: test yourself

14 unit quizzes, a mid exam, and a 115-question final modeled on the CLEP Biology blueprint. Everything is free to take. Passing the final unlocks a verifiable certificate.

Unit quizzes

10 questions each · free · retake any time

  1. The Study of Life and the Chemistry of Life
  2. Cell Structure and the Plasma Membrane
  3. Metabolism, Respiration, and Photosynthesis
  4. Cell Communication and Cell Reproduction
  5. Meiosis and Mendelian Genetics
  6. Modern Inheritance, DNA, and Gene Expression
  7. Biotechnology and Genomics
  8. Evolutionary Processes
  9. Microbial and Fungal Diversity
  10. Plant and Animal Diversity
  11. Plant Structure and Function
  12. Animal Form, Nutrition, and Control Systems
  13. Animal Support, Transport, Defense, and Reproduction
  14. Ecology, Ecosystems, and Conservation

Answers are checked as you go, each with the lesson to review.

Mid exam

50 questions · units 1–7 · free · retake any time

A checkpoint on the first half of the course, drawn fresh from a pool of 100 each time. Scored at the end, with a breakdown by content area and the lessons to review.

Start the mid exam

Final exam

115 questions · 90 minutes · whole course

Scored 20–80; 50 passes. Weighted like the exam blueprint: organismal biology 34%, molecular and cellular biology 33%, population biology 33%.

One passing attempt unlocks the certificate. Attempts are unlimited with a 24-hour wait, each a fresh draw.

Start the final
The Biology full certificate badge

Free to take, paid to certify

Quizzes, the mid exam, and the final are free. The only paid item is the issued, verifiable certificate, unlocked by passing the final. It comes with this badge to download and post.

StudyWalks finals are modeled on the CLEP exam blueprint in scope, format, and rigor. Scores are StudyWalks scores, not CLEP scores, and are not affiliated with or recognized by the College Board.