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Turn any PDF into flashcards and quiz questions with AI

Upload a PDF, slides, notes or a photo of a page. DeckOwl builds flashcards with spaced repetition, plus multiple choice, true/false and short answer quizzes with explanations.

Create flashcards 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 flashcards in seconds

From PDF to a study set you can use today

A PDF-to-flashcards quiz tool earns its keep when a chapter is too long to turn into study material by hand. Upload the file, and DeckOwl pulls the terms, definitions and key facts out of your own pages, then builds flashcards and quiz questions from them. The set matches what your instructor actually covered.

Works with PDF, DOCX, PPTX, plain text and images
Flashcards with spaced repetition built in
Multiple choice, true/false and short answer quizzes
Free plan includes 3 generations per month and browser study

Example DNA and genetics practice questions

Which base pairs with adenine in DNA?Thymine, forming an A-T pair with two hydrogen bonds. Guanine pairs with cytosine.

Why does a dominant allele hide a recessive one in a heterozygote?A single copy of the dominant allele is enough to produce the dominant phenotype, so the recessive trait is masked.

In which direction does DNA polymerase add nucleotides to a new strand?5' to 3', because it attaches each nucleotide to the free 3' hydroxyl end of the growing strand.

What does the central dogma of molecular biology describe?Information flowing from DNA to RNA by transcription, then from RNA to protein by translation.

What phenotype ratio appears in the offspring of an Aa by Aa cross?3:1 dominant to recessive, because the genotypes come out 1 AA to 2 Aa to 1 aa.

Generate the full set

Upload any format

PDF, DOCX, PPTX, plain text notes, and photos of pages read with text recognition.

Flashcards with spaced repetition

Cards come back at the intervals you need, so review time goes to what you are about to forget.

Quizzes with explanations

Multiple choice, true/false and short answer questions, each with an explanation of the correct answer.

How it works

Upload your material

Drop in a PDF, slides, a DOCX file, notes or a photo of a page.

Generate flashcards and a quiz

DeckOwl builds both from your own text. The free plan includes 3 generations per month.

Study in the browser

Review cards with spaced repetition and take the quiz. Plus adds unlimited generations and exports.

Once the cards exist, spaced repetition sets the review schedule. Cards you miss come back sooner and easy ones spread out, which keeps your time focused on the material you are still shaky on. The quiz offers a different kind of practice: you choose or write an answer, then see why it is right or wrong.

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Frequently asked questions

How do I turn a DNA and genetics chapter PDF into good flashcards?

Start with one section at a time so each set covers a single idea, such as DNA replication or Mendelian ratios. Keep each card to one fact, with the term on the front and a short answer on the back.

How many flashcards should I make for a DNA and genetics unit?

Most units work well with 40 to 80 cards grouped by topic, so you can review one group per session. Add more only when a topic keeps producing missed cards.

Can I export the flashcards to Anki or as a PDF?

Yes, the Plus plan includes export to PDF, DOCX, Anki and CSV. The free plan lets you study in the browser but does not include exports.

Is there a free plan?

Yes. The free plan includes 3 generations per month and browser study, and no credit card is needed to start. Students get 40% off with a school email.

Generate free flashcards

Keep exploring the topic

Review the main ideas visually or practice recalling them.