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Turn your notes into an online quiz for students with answers

Upload a PDF, slide deck or set of notes and get practice questions with correct answers and short explanations, ready to study in the browser.

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 account · 3 sets a month · Creates quizzes in seconds

Why an online quiz with answers works for studying

A teacher or tutor often needs an online quiz for students with answers ready the same day a unit ends, and writing one from scratch takes hours. Starting from the notes or slides you already have keeps the quiz tied to what was actually taught.

Questions are built only from the material you upload.
Each question shows the correct answer and a one-sentence explanation.
Students can take the quiz in the browser without installing anything.
Students with a school email get 40% off a paid plan.

Example cell biology quiz questions with answers

Which organelle is the main site of aerobic respiration in eukaryotic cells?The mitochondrion. It produces most of the cell's ATP through the citric acid cycle and the electron transport chain.

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

What happens to a red blood cell placed in pure water?It swells and may burst. Water moves in by osmosis because the solute concentration inside the cell is higher than outside.

Which phase of mitosis is when sister chromatids separate?Anaphase. Spindle fibers pull the sister chromatids toward opposite poles of the cell.

What is the role of DNA polymerase during DNA replication?It adds complementary nucleotides to the growing strand in the 5' to 3' direction and proofreads new bases.

Generate the full set

Three question types

Get multiple choice, true/false or open questions from the same material, so you can mix formats in one quiz.

Answers and explanations

Every question comes with the correct answer and a short explanation of why it is right, so students learn from mistakes.

Export when you need it

Paid plans export quizzes to PDF, DOCX, QTI 2.1 and Moodle XML for printing, handouts or your learning management system.

How it works

Upload your material

Add a PDF, DOCX, PPTX, plain text file or a photo of a page. Text recognition reads images.

Choose the question types

Pick multiple choice, true/false or open questions and set how many you want.

Study or export

Take the quiz in your browser right away, or export it on a paid plan.

Answers matter most when they come with reasons. Each DeckOwl question includes an explanation, so a student who misses a question can see which idea they mixed up. The free plan lets you try three generations a month, and no credit card is needed to start.

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Frequently asked questions

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

Ten to fifteen questions usually cover the main ideas of one chapter without taking too long. Mix multiple choice with true/false so students practice both recognition and recall.

What is the best way for students to use a quiz with answers?

Have students answer first, then check the explanation for every question they missed. Retaking the missed questions a day or two later helps the material stick.

Can I export the quiz to PDF or Moodle?

Exports are available on paid plans: Plus includes PDF and DOCX, and Pro adds QTI 2.1 and Moodle XML. The free plan lets you study in the browser but does not include exports.

How much does DeckOwl cost for students?

Plus costs $99.90 per year or $9.99 per month, and Pro costs $14.99 per month. Students with a school email get 40% off, and you can start without a credit card.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.