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CLEP-BIOLOGY

CLEP Biology practice test

155 Academic Testing CLEP-BIOLOGY practice questions with explanations, in study, timed and flashcard modes. 12 sample questions are free.

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Questions
155
Free samples
12
Versions
1
Updated
Nov 2026

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Study, timed and flashcard modes. Answers and explanations as you go, and your progress saves.

At a glance

CLEP-BIOLOGY, by the numbers.

Official specifications published by Academic Testing.

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Exam guide

Everything about CLEP-BIOLOGY.

CLEP-BIOLOGY · Academic Testing

What does CLEP-BIOLOGY cover?

The practice test's questions, grouped by exam topic. Open a topic to see what it covers.

3 topics · 64 subtopics · 155 questions

  • Comparison of prokaryotic and eukaryotic cells1 question
  • Structure and function of cell organelles1 question
  • Properties of cell membranes2 questions
  • Inhibition and regulation1 question
  • Inorganic cofactors1 question
  • Glycolysis, cellular respiration, aerobic and anaerobic pathways4 questions
  • Photosynthesis3 questions
  • DNA replication1 question
  • Control of protein synthesis: transcription, translation, and post-transcriptional processing3 questions
  • Chemical structure of carbohydrates, lipids, proteins, and nucleic acids3 questions
  • Mitosis, meiosis, and cytokinesis in plants and animals3 questions
  • Viruses3 questions
  • Origin of life2 questions
  • Properties of water3 questions
  • Enzyme-substrate complex2 questions
  • Structure of chromosomes3 questions
  • Watson-Crick model of nucleic acids2 questions
  • Simple chemical reactions and bonds3 questions
  • Roles of coenzymes2 questions
  • Mutations3 questions
  • Structural and regulatory genes2 questions
  • Transformation3 questions

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Timed mode

A shuffled deck with a countdown that mirrors the real exam. Your score is saved to your attempt history.

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Flashcards

Question on the front, answer on the back. Good for the last week before the exam.

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CLEP-BIOLOGY questions, answered