MCAT Format & Question Types
The MCAT is the medical-school admissions test in the US and Canada. It is long (about six and a quarter hours of content) and built from passage-based question sets plus standalone discrete questions.
Format
Four sections, ~6 hours 15 minutes of testing, all multiple choice.
Sections
Chemical & Physical Foundations
Passage-based sets and discrete questions on chemistry and physics in living systems.
CARS
Critical Analysis and Reasoning Skills — purely passage-based, no outside knowledge required.
Biological & Biochemical Foundations
Passage-based sets and discrete questions on biology and biochemistry.
Psychological, Social & Biological Foundations
Passage-based sets and discrete questions on behavioral science.
Signature question types
- Passage-based question sets
- Discrete (standalone) questions
- CARS reasoning passages
New to these formats? See the question-type glossary for how each one works.
Is it adaptive?
The MCAT is fixed and linear — it does not adapt.
Practice MCAT with AI Solve Quiz
AI Solve Quiz explains the reasoning behind MCAT passage sets and discrete items, which is valuable when reviewing practice questions — especially CARS.
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Frequently asked questions
Does MCAT CARS require science knowledge? ▼
Related exams
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