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Turn your own notes into MCAT practice questions

Upload your MCAT review notes, lecture slides, or PDFs and get multiple-choice, true/false, and short-answer questions with explanations. No credit card needed to start.

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How to practice MCAT content with questions you generate

Students preparing for the MCAT often run out of fresh questions after working through published materials. Online MCAT practice questions made from your own review notes, lecture slides, or textbook chapters let you keep drilling on the content you are actually studying. DeckOwl is not affiliated with the AAMC and does not reproduce its exam items; it writes new questions from the files you upload.

Practice each section separately before moving to mixed sets.
Mark every miss and retry it after a few days.
Use short-answer questions to test recall without answer choices to cue you.
On Plus, export to Anki to schedule review of the items you keep missing.

Example MCAT biology and chemistry practice questions

Which organelle is the primary site of oxidative phosphorylation?Mitochondria (inner membrane). The electron transport chain and ATP synthase sit on the inner mitochondrial membrane.

Why does an enzyme-catalyzed reaction slow down when temperature rises well above its optimum?Denaturation. Above the optimal temperature, the enzyme's tertiary structure unfolds and the active site loses its shape.

In the electron transport chain, what is the final electron acceptor?Oxygen, which is reduced to water. Accepting electrons at the end of the chain keeps the chain running.

True or false: adding a reactant to an equilibrium system shifts the equilibrium toward the products.True. The system consumes some of the added reactant by shifting toward products to partially offset the change, per Le Chatelier's principle.

Which brain structure relays most incoming sensory information to the cerebral cortex?The thalamus. Nearly all sensory input except smell passes through it before reaching the cortex.

Generate the full set

Questions from your own files

Upload PDFs, DOCX, PPTX, plain-text notes, or photos of pages and get multiple-choice, true/false, and short-answer questions.

Explanations for every answer

Each question includes an explanation so you learn the reasoning behind the correct choice, not just the letter.

Study in the browser

The free plan lets you practice online with 3 generations per month, and no credit card is needed to start.

How it works

Upload your material

Add a chapter, lecture slides, or your own notes as a PDF, DOCX, PPTX, or text file.

Choose a question type

Pick multiple choice, true/false, or short answer, then generate a set from the content you chose.

Answer and review

Work through the questions, then read each explanation to close the gaps you find.

Each question comes with an explanation, so a wrong answer teaches you why the right one is correct. Mix multiple choice, true/false, and short answer to test both recall and application. Upload a biology unit one week and a physics chapter the next, and your question bank grows with your coursework.

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Frequently asked questions

How should I use practice questions when studying for the MCAT?

Answer them untimed at first to find your gaps, then switch to timed sets that match the section you are working on. Review every explanation, including the ones you got right, and note the concept behind each miss.

What topics should MCAT practice questions cover?

The MCAT covers biological and biochemical foundations, chemical and physical foundations, psychological, social, and biological foundations of behavior, and critical analysis and reasoning skills. Build question sets from your notes on each area so no section goes untested.

Can I export my generated questions?

Exports are a paid feature. Plus includes PDF, DOCX, Anki, and CSV export, and Pro adds QTI 2.1 and Moodle XML export.

Do I need a credit card to start?

No. The free plan includes 3 generations per month and studying in the browser, and no credit card is needed to start.

Generate free quizzes

Keep exploring the topic

Review the main ideas visually or practice recalling them.