---
title: "AP Biology Unit Tests"
description: "Pick any of 8 units and take a timed AP Biology practice test in the AP format, with multiple choice, FRQs and AI feedback on every written answer."
canonical: "https://fiveable.me/ap-bio/unit-test"
type: "unit-test"
subject: "AP Biology"
---

# AP Biology Unit Tests

## Overview

Pick any of 8 units and take a timed AP Biology practice test in the AP format, with multiple choice, FRQs and AI feedback on every written answer.

## Practice Tests by Unit

- [Unit 1 practice test: Chemistry of Life](/ap-bio/unit-test/1)
- [Unit 2 practice test: Cell Structure and Function](/ap-bio/unit-test/2)
- [Unit 3 practice test: Cellular Energetics](/ap-bio/unit-test/3)
- [Unit 4 practice test: Cell Communication and Cell Cycle](/ap-bio/unit-test/4)
- [Unit 5 practice test: Heredity](/ap-bio/unit-test/5)
- [Unit 6 practice test: Gene Expression and Regulation](/ap-bio/unit-test/6)
- [Unit 7 practice test: Natural Selection](/ap-bio/unit-test/7)
- [Unit 8 practice test: Ecology](/ap-bio/unit-test/8)

## About This Document

Canonical Fiveable pages are available as Markdown at the same path plus `.md`.

- [llms.txt](https://fiveable.me/llms.txt): index of Fiveable's sections and URL patterns
- [llms-full.txt](https://fiveable.me/llms-full.txt): complete subject and unit listing
- [MCP server](https://fiveable.me/mcp): call Fiveable as tools instead of fetching pages (`https://fiveable.me/api/mcp`)
- [MCP server for AP teachers](https://fiveable.me/mcp/teachers): a teacher's classes, assignments and AP-rubric grading (`https://fiveable.me/api/mcp/teacher`)