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Turn your own notes into a practice quiz with an AI quiz maker

Upload a PDF, slide deck, text file or photo of a page. DeckOwl writes questions with explanations so you can test yourself on the material you actually need to learn.

Create quizzes nowFree · No credit card required

Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

Free · First set needs no signup · Creates quizzes in seconds

Why a custom quiz beats a generic one

Teachers and students who need a fast self-check usually end up rewriting the same questions from lecture slides by hand. A quiz maker that starts from your own material saves that time and keeps the questions tied to what your course actually covers.

Generate multiple-choice, true/false or short answer questions from any supported file
Read each explanation after answering, including for the questions you got right
Retake the same quiz over several days instead of cramming it in one sitting
Export to PDF or DOCX on a paid plan for printing or sharing with a study group

Example cell biology quiz questions

Which organelle produces most of the ATP in a eukaryotic cell?The mitochondrion. Oxidative phosphorylation there yields far more ATP than glycolysis alone.

True or false: plant cell walls are made mainly of cellulose.True. Cellulose gives the wall rigidity and helps prevent the cell from bursting when water enters.

In which phase of mitosis do sister chromatids separate?Anaphase. Spindle fibers pull the chromatids toward opposite poles after the centromeres split.

What is the key difference between passive and active transport?Active transport requires energy, usually from ATP, to move molecules against their concentration gradient.

In the lac operon, what does allolactose do to the repressor?It binds the repressor and releases it from the operator, which allows transcription of the lactose-digestion genes.

Generate the full set

Three question types

Get multiple-choice, true/false and short answer questions from the same source, so you can check recall and understanding.

Explanations for every answer

Each question comes with a short explanation of why the correct answer is right, so a wrong guess becomes a lesson.

Works with your own material

Upload PDF, DOCX, PPTX, plain text or photos of pages. Quizzes are built from your course content, not a generic question bank.

How it works

Upload your material

Add a lecture PDF, slides, a Word file, pasted notes or a photo of a textbook page.

Generate the quiz

DeckOwl reads the content and writes questions of the types you choose, each with an explanation.

Practice and review

Take the quiz in your browser, check the explanations and come back to missed questions later.

Good practice questions test more than memory. Mixing multiple-choice items with true/false statements and short answer prompts shows whether you can recognize a concept, judge a claim and explain an idea in your own words.

On the free plan you can generate a few quizzes each month and study them in the browser. Paid plans add exports to PDF and DOCX, and the Pro plan adds QTI 2.1 and Moodle XML for course platforms.

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Frequently asked questions

How many questions should a practice quiz have for a cell biology unit?

Aim for enough questions that every lesson objective appears at least once, then add a few that connect two topics. Short quizzes you retake over several days tend to work better than one long session.

How should I study cell biology quiz questions?

Answer each question before reading the explanation, and say out loud why each wrong option is wrong. Revisit the questions you missed in a later session.

Can I export the quizzes DeckOwl creates?

The free plan lets you study quizzes in the browser without exports. Plus includes PDF, DOCX, Anki and CSV export, and Pro adds QTI 2.1 and Moodle XML.

Can I generate a quiz from a photo of my notes?

Yes, photos of pages are read with text recognition. You can also upload PDF, DOCX, PPTX or plain text files.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.