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Turn your MCAT notes into a practice test with explanations

DeckOwl does not include Concentrix material or official exam questions, so you build MCAT practice tests from the material you already study.

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How to build an MCAT practice test from your own material

Many MCAT students know the content but freeze when a question is worded differently from their review book. MCAT practice tests built from your own notes train that skill, because the questions come from the exact material you have been reading.

  • Upload your own review notes, textbook chapters or lecture slides
  • Mix multiple choice, true/false and short answer questions in one set
  • Read an explanation for every answer, including the ones you got right
  • Export to PDF or DOCX on the Plus plan if you prefer to study on paper
Example MCAT practice questions with answers
Which organelle is the primary site of oxidative phosphorylation in eukaryotic cells?The inner mitochondrial membrane, where the electron transport chain and ATP synthase are located. The mitochondrial matrix hosts the citric acid cycle, not the electron transport chain.
In a weak acid titrated with a strong base, what is the pH at the half-equivalence point?The pH equals the pKa of the acid, because [HA] equals [A-] and the log term in the Henderson-Hasselbalch equation becomes zero.
Which amino acid has a side chain that forms a ring with the backbone nitrogen?Proline, whose ring includes the backbone nitrogen, which is why it introduces kinks in alpha helices.
True or false: the citric acid cycle directly produces most of the ATP generated from one glucose molecule.False. The cycle yields only one GTP per turn directly, while most ATP comes from oxidative phosphorylation driven by NADH and FADH2.
Which gas law states that, at constant temperature, the volume of a fixed amount of gas is inversely proportional to its pressure?Boyle's law, PV equals a constant at constant temperature, so doubling the pressure halves the volume.
Generate the full set

Multiple choice, true/false and short answer

Get a mix of question formats, and each one comes with an explanation so you know why the right answer is right.

Works with your study files

Upload PDFs, DOCX files, PPTX slides, plain text notes or photos of pages. Photos are read with text recognition.

Questions that match your review

Because the test is built from your own notes, it covers the topics you actually review instead of generic filler.

How it works

Upload your material

Add a PDF, slide deck, document or notes covering the MCAT content you are studying.

Generate the test

Choose multiple choice, true/false or short answer questions and generate a set in one step.

Take it and review

Answer in the browser, read the explanation for each question, and revisit the items you missed.

A practical approach is to generate a short test after each study block and keep the sets small enough to finish in one sitting. Missed questions are more useful than correct ones, so reread the explanation and the source section before moving on.

DeckOwl does not supply official MCAT or Concentrix questions. Its tests are only as broad as the files you upload, so include a range of topics when you want a fuller check on your readiness.

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Frequently asked questions

How many questions should an MCAT practice test have?

Many students start with 20 to 30 questions per science section and extend the set once that length feels manageable. Mixing topics you studied last week with older material shows whether the knowledge is holding up.

Which MCAT topics should my practice questions cover?

The exam is organized into four sections: Biological and Biochemical Foundations of Living Systems, Chemical and Physical Foundations of Biological Systems, Psychological, Social, and Biological Foundations of Behavior, and Critical Analysis and Reasoning Skills. Upload notes for each section so the questions reflect what you are studying.

Does DeckOwl include Concentrix-specific practice material?

No. DeckOwl does not include Concentrix tests or official exam questions, so every practice test is generated from the files you upload.

Can I export my practice test?

Exports are paid features. Plus ($39/year or $7.99/month) includes PDF and DOCX export, and Pro ($14.99/month) adds QTI 2.1 and Moodle XML export; the free plan gives 3 generations a month with study in the browser.

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