About the AP Environmental Science diagnostic
Study ecosystems, biodiversity, population dynamics, land and water use, energy, pollution, and sustainability.
This diagnostic is a starting point rather than a practice exam: it samples the whole syllabus so you can see which units you already know and which ones need the work, before you spend study time guessing.
Units on this diagnostic
Questions are drawn from all 9 units of AP Environmental Science, covering 18 topics in total.
- The Living World: Ecosystems · 2 topics
- The Living World: Biodiversity · 2 topics
- Populations · 2 topics
- Earth Systems & Resources · 2 topics
- Land & Water Use · 2 topics
- Energy Resources & Consumption · 2 topics
- Atmospheric Pollution · 2 topics
- Aquatic & Terrestrial Pollution · 2 topics
- Global Change · 2 topics
How to use your results
The score report is broken down by unit. Start with the unit you scored lowest on rather than the one you enjoy most, work through its lessons and exit quiz, then come back and take the diagnostic again to confirm the gain is real.
Common questions
- What does the AP Environmental Science diagnostic cover?
- It draws on all 9 units of AP Environmental Science: The Living World: Ecosystems, The Living World: Biodiversity, Populations, Earth Systems & Resources, Land & Water Use, Energy Resources & Consumption, Atmospheric Pollution, Aquatic & Terrestrial Pollution, Global Change.
- Is the AP Environmental Science diagnostic free?
- Yes. The diagnostic and your results are free to use.
- What happens after I finish?
- Your results break the score down by unit, so you can see which ones cost you the most points, and you can start a study plan built from that result.
- Can I take it more than once?
- Yes. Each attempt draws from a different form, so a retake is new questions rather than the ones you just saw.