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Glossary

What Is Bloom's Taxonomy? Levels, Examples, and How to Use It

May 26, 20265 minSarah Mitchell
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In this article
  1. 1.The six levels (revised 2001 version, in order of complexity)
  2. 2.Why it matters for quiz design
  3. 3.Limitations of Bloom's taxonomy
  4. 4.The 2001 Anderson and Krathwohl revision
  5. 5.Using Bloom's to design a quiz
  6. 6.Verbs by Bloom level (quick reference)
  7. 7.Related reading
  8. 8.The six levels in detail
  9. 9.Mapping question formats to Bloom levels
  10. 10.Why most quizzes plateau at Bloom 1-2
  11. 11.Balancing a quiz across levels
  12. 12.How AI can help generate higher-Bloom items
  13. 13.Common Bloom's-related mistakes

Short answer. Bloom's taxonomy is a framework that classifies cognitive learning tasks into a hierarchy from basic recall to creative synthesis. Originally published by Benjamin Bloom in 1956, the revised 2001 version is the standard used in modern education.

The six levels (revised 2001 version, in order of complexity)

  • **Remember** — Recall facts and basic concepts ("What year did WWII end?")
  • **Understand** — Explain ideas in your own words ("Summarize the causes of WWII")
  • **Apply** — Use information in new situations ("Predict how WWII economic conditions would affect a similar conflict today")
  • **Analyze** — Break information into parts and see relationships ("Compare the Allied and Axis strategies")
  • **Evaluate** — Justify a position or decision ("Was the U.S. atomic bomb decision justified? Defend your view.")
  • **Create** — Generate new ideas or products ("Design a peace treaty proposal that would have addressed both sides' grievances")

    • The 1956 original used "Knowledge" → "Comprehension" → "Application" → "Analysis" → "Synthesis" → "Evaluation". The 2001 revision flipped the top two and used verbs.

    Why it matters for quiz design

    Most quizzes overweight Level 1 (recall). Effective assessment requires variety:

  • Recall is easy to write but tests least
  • Apply, analyze, evaluate questions test what students actually understand
  • A good quiz mixes levels deliberately — usually ~30% recall, ~40% understand/apply, ~30% analyze/evaluate/create

    • When generating quizzes with AI, specifying the Bloom's level in the prompt produces better results. SimpleQuizMaker's "difficulty" slider roughly maps to these levels: easy → recall, medium → apply/understand, hard → analyze/evaluate.

    Limitations of Bloom's taxonomy

  • The levels aren't strictly hierarchical — you can analyze without first remembering specific facts
  • "Create" doesn't always require more skill than "evaluate"
  • Some subjects don't fit cleanly (some procedural skills, for instance)

    • It's a useful heuristic, not a fixed hierarchy. Use it to vary your assessment depth, not as a strict prescription.

    The 2001 Anderson and Krathwohl revision

    The original Bloom taxonomy (1956) used nouns: Knowledge, Comprehension, Application, Analysis, Synthesis, Evaluation. The 2001 revision by Anderson and Krathwohl switched to verbs and reordered the top two levels: Remember, Understand, Apply, Analyse, Evaluate, Create. The change matters because it forces educators to write learning objectives as observable actions (a student *evaluates*, *creates*, *applies*) rather than internal states. Most modern AP and IB curricula use the revised version; older textbooks may still reference the 1956 levels.

    Using Bloom's to design a quiz

    The practical use isn't to label every question with a Bloom level — it's to make sure a quiz spans multiple levels. A 10-question quiz that all sits at "Remember" tests recall but nothing else; students can pass without understanding. A balanced mix:

  • 3-4 questions at Remember + Understand (definitions, facts, basic comprehension)
  • 3-4 at Apply + Analyse (use the concept in a new situation, compare two cases)
  • 1-2 at Evaluate + Create (judge between options, design a solution)

    • This spread catches both surface-level gaps and conceptual gaps. AI quiz generators (including SimpleQuizMaker) calibrate difficulty roughly to these tiers — Easy maps to Remember/Understand, Medium to Apply, Hard to Analyse, Expert to Evaluate/Create.

    Verbs by Bloom level (quick reference)

    For writing learning objectives or quiz stems:

  • Remember: define, list, identify, state, recall
  • Understand: explain, describe, summarise, paraphrase
  • Apply: solve, demonstrate, calculate, use
  • Analyse: compare, contrast, distinguish, break down
  • Evaluate: judge, critique, defend, justify
  • Create: design, construct, formulate, develop

    • Related reading

  • [Bloom's Taxonomy Quiz Questions](/blog/blooms-taxonomy-quiz-questions)
  • [Higher-Order Thinking Questions](/blog/higher-order-thinking-questions)
  • [How to Write Good Quiz Questions](/blog/how-to-write-good-quiz-questions)
  • [Critical Thinking Quiz Design](/blog/critical-thinking-quiz-design)
  • [What Is Mastery Learning?](/blog/what-is-mastery-learning)

    • The six levels in detail

    Bloom's revised taxonomy (Anderson & Krathwohl 2001) is the standard reference today. The six cognitive levels, from foundation to apex:

  • Remember (Bloom 1). Recall facts and basic concepts. "What year did WWII end?" Reproduce definitions, lists, dates, vocabulary. The lowest cognitive load but the foundation everything else builds on.
  • Understand (Bloom 2). Explain ideas in your own words. "Why did WWII end in 1945 and not earlier?" Paraphrase, summarize, classify. Tests whether you can manipulate the material, not just produce it.
  • Apply (Bloom 3). Use the information in new situations. "Given these economic conditions, predict what would happen in a similar postwar scenario." Transfer learning to scenarios you haven't seen exactly before.
  • Analyze (Bloom 4). Break information into parts and examine relationships. "What were the three key factors that led to the Allied victory, and how did they interact?" Identifying causes, distinguishing relevant from irrelevant.
  • Evaluate (Bloom 5). Judge based on criteria. "Was the use of atomic weapons in WWII justified? Defend your position with evidence." Critique, recommend, prioritize.
  • Create (Bloom 6). Combine elements into something new. "Design a treaty that addresses the legitimate concerns of three of the WWII participants." Synthesize, invent, design.

    • Mapping question formats to Bloom levels

    Some question types fit some levels more naturally than others:

  • MCQ and fill-in-the-blank — strong for Bloom 1-2, useful for Bloom 3 with scenario framings, struggle above that.
  • Short-answer — works at Bloom 2-4. The student has to produce the explanation rather than recognize it.
  • Essay with rubric — strong for Bloom 4-6. Where evaluation and creation can be measured.
  • Project / portfolio — Bloom 5-6. Long-form work is often the only way to assess creation.
  • Performance task — Bloom 3-6 depending on design. A debate, a lab investigation, a presentation.

    • Why most quizzes plateau at Bloom 1-2

    Two practical reasons:

  • Authoring speed. A Bloom 1 MCQ takes 60 seconds to write. A well-designed Bloom 4 scenario item takes 10-15 minutes.
  • Grading speed. Bloom 1-2 items auto-grade. Bloom 5-6 items need rubric-based human grading.

    • The result: most exams are 80%+ recall items even though the courses teach (and the syllabi promise) higher-order thinking. AI generation closes the authoring gap — making Bloom 3-5 items cheap to produce.

    Balancing a quiz across levels

    A well-designed unit summative typically distributes items:

  • 30-40% Bloom 1-2. Foundation; recall and basic understanding.
  • 30-40% Bloom 3-4. Application and analysis.
  • 15-25% Bloom 5-6. Evaluation and synthesis. Often through extended response.

    • A formative quiz earlier in the unit might skew more to Bloom 1-2; a final summative should push higher.

    How AI can help generate higher-Bloom items

    The trick is explicit prompting. Generic "make a quiz" defaults to Bloom 1. Better prompts:

  • "Generate 10 scenario-based questions at Bloom level 3 (apply)."
  • "Generate 5 questions that ask students to analyze cause-effect relationships from this text."
  • "Generate 3 evaluation questions that require students to compare two perspectives and defend a choice."

    • Most modern AI quiz generators support difficulty bands that approximately map to Bloom levels.

    Common Bloom's-related mistakes

  • Conflating "harder" with "higher Bloom level." A harder recall question is still recall. Level isn't determined by difficulty.
  • Demanding Bloom 6 from students at Bloom 1. Without foundation, synthesis is meaningless. Scaffold up.
  • Treating Bloom as the only framework. Bloom's is one model; SOLO, Webb's DOK, and others measure different angles.
  • Aligning to objectives but not assessment. Stating "students will analyze..." on the syllabus, then giving them recall-only quizzes. Assessment should match stated objectives.

    • Generate a quiz with mixed Bloom's levels — specify difficulty in the topic prompt.

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    Sarah Mitchell

    Curriculum Designer & Former High School Teacher

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