AP Environmental Science Exam — Format, Topics & Study Tips | RevisionDojo

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The AP Environmental Science exam (often called AP Enviro) tests your understanding of ecological principles, human impact on the environment, and solutions for sustainability. It’s a unique AP course that blends science, math, and real-world policy — and a high score can help you earn college credit.

In this guide, we’ll cover the exam format, key content areas, and scoring — plus how RevisionDojo can give you the tools you need to prepare effectively.

AP Environmental Science Exam Structure

The exam lasts 2 hours and 40 minutes and has two main sections:

Section I: Multiple Choice (MCQ)

  • 80 questions
  • 90 minutes
  • 60% of total score
  • Includes standalone and set-based questions with data, charts, or reading passages

Section II: Free Response (FRQ)

  • 3 questions total:
    • 1 Design an Investigation question
    • 1 Analyze an Environmental Problem question
    • 1 Propose a Solution to an Environmental Issue question
  • 70 minutes
  • 40% of total score

AP Environmental Science Exam Content Areas

The exam is divided into 9 units with specific weightings:

  1. The Living World: Ecosystems (6–8%)
  2. The Living World: Biodiversity (6–8%)
  3. Populations (10–15%)
  4. Earth Systems and Resources (10–15%)
  5. Land and Water Use (10–15%)
  6. Energy Resources and Consumption (10–15%)
  7. Atmospheric Pollution (7–10%)
  8. Aquatic and Terrestrial Pollution (7–10%)
  9. Global Change (15–20%)

Scoring the AP Enviro Exam

  • MCQ: 1 point per correct answer, no penalty for guessing
  • FRQ: Scored using College Board rubrics for accuracy, explanation, and use of examples
  • Passing Score: 3 or higher (a 4–5 is preferred for credit at selective colleges)

Top Strategies for the AP Environmental Science Exam

  1. Understand Key Ecological Concepts — Focus on energy flow, biogeochemical cycles, and population dynamics.
  2. Know Real-World Examples — Environmental legislation, case studies, and conservation methods are common test material.
  3. Practice Data Analysis — Graphs, tables, and models are heavily featured.
  4. Time Management — MCQs should average about 1 minute per question.
  5. Master FRQ Writing — Clear, concise, and evidence-based responses score best.

How RevisionDojo Helps You Prepare

RevisionDojo offers:

  • Full-Length AP Environmental Science Practice Exams
  • Topic-Specific Question Banks
  • FRQ Practice with Feedback
  • Data Analysis Drills
  • Performance Tracking to target weak areas

And when you’re ready to see how your AP Enviro score can affect your college choices, use our:

FAQ – AP Environmental Science Exam

1. Is AP Environmental Science considered a science or social science?
It’s a hybrid — part natural science, part policy and human behavior.

2. Do I need a calculator?
Yes, a scientific or graphing calculator is allowed for all sections.

3. What’s the hardest part of the exam?
Many students struggle with applying concepts to real-world policy and data analysis questions.

4. Is AP Enviro easier than AP Bio?
It’s often considered less memorization-heavy but requires strong critical thinking and data skills.

5. How many practice exams should I take?
Aim for at least 2–3 full-length tests before exam day.

6. Can I skip MCQs and return later?
Yes, you can navigate freely within the section.

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