AP Biology Quizzes

Take advantage of our free AP Biology practice tests to familiarize yourself with the exam format and question types. Each practice test mimics the real exam conditions, allowing you to gauge your readiness and refine your test-taking strategies.

AP Biology

Biochemical Concepts

Water and Carbon

Macromolecules

Cellular Biology

Cell Structures

Cell Functions

Cellular Respiration+5 topics

Cellular Division+4 topics

Cellular Communications and Junctions

Types of Cells and Tissues

DNA, RNA, and Proteins

DNA Repair and Replication

DNA and RNA Structure

Transcription

Translation

Proteins

Plant Biology

Plant Evolution

Classes of Plant

Plant Structures

Cellular Structures+2 topics

Macrostructures+4 topics

Plant Functions

Photosynthesis

Microorganisms and Viruses

Systems Physiology

Digestive System

Digestive Anatomy+2 topics

Digestive Physiology+3 topics

Respiratory System

Respiratory Anatomy+2 topics

Respiratory Physiology+3 topics

Circulatory System

Circulatory Anatomy+2 topics

Circulatory Physiology+7 topics

Vascular Physiology+3 topics

Cardiac Physiology+2 topics

Excretory System

Excretory Anatomy+2 topics

Excretory Physiology+3 topics

Immune System

Reproductive System

Reproductive Anatomy+1 topic

Reproductive Physiology+3 topics

Nervous System

Neural Anatomy+3 topics

Neural Physiology+5 topics