AP Environmental Science Prep: Free Practice
AP Environmental Science is a college-level, interdisciplinary science exam scored 1–5. Here's what its nine units cover and how it's structured — with free COSMIQ practice.
COSMIQ prepares you for the AP Environmental Science and administers realistic full-length mock tests — it does not administer the official test.
Frequently asked
How is AP Environmental Science scored?
The end-of-course exam is 80 multiple-choice questions and 3 free-response questions across nine units — from ecosystems and biodiversity through land and water use, energy, pollution, and global change — mapping to a 1–5 score.
Is AP Environmental Science practice on COSMIQ free?
Yes. AP practice on COSMIQ is free — voice tutoring, a smart board, and realistic practice questions, with no card required.
Estimate your score with the free AP Environmental Science score calculator.