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Quantitative reasoning and current-event environmental issues — both heavily tested.

AP Environmental Science is the only AP science exam without a separate calculator section, but FRQs frequently require numerical answers (population growth rates, half-lives, energy efficiency). Students lose points for skipping unit conversions or for not showing setup before the answer — both rubric requirements.

Our coverage emphasises the 'data analysis' FRQ that has appeared on every recent exam and asks students to read a graph, identify a trend, and propose a mitigation strategy. The mitigation step is where many strong students under-score by listing generic interventions instead of one specific to the data shown.

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Master AP Environmental Science

Interactive lessons covering ecosystems, biodiversity, energy, pollution, climate change, and sustainability.

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Take the free AP Environmental Science diagnostic

It finds what you already know and builds your study plan: the topics to clear first, each a short lesson plus an exit quiz.

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What's Covered

Unit 1–2: Ecosystems & Biodiversity

  • Ecosystem Structure
  • Energy Flow
  • Biogeochemical Cycles
  • Biodiversity

Unit 3–4: Populations & Earth Systems

  • Population Ecology
  • Human Population
  • Earth Systems
  • Land & Water Use

Unit 5–6: Land & Water Resources

  • Agriculture
  • Forestry
  • Water Resources
  • Mining & Fishing

Unit 7–9: Energy & Pollution

  • Energy Sources
  • Atmospheric Pollution
  • Climate Change
  • Global Change

About the AP Environmental Science Exam

Format

  • • Section I: 80 MCQs in 90 minutes
  • • Section II: 3 FRQs in 70 minutes
  • • 1 Design an Investigation + 2 Analyze an Environmental Problem
  • • Total exam time: 2 hours 40 minutes

Scoring

  • • Score range: 1–5
  • • 5 = Extremely well qualified
  • • ~11% of students score a 5
  • • No penalty for guessing
  • • Most colleges accept 3+

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