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AQA · GCSE · Biology

Blood and blood components
Practice Questions

15 AQA GCSE Biology questions on Blood and blood components, each with instant feedback and a full examiner-style mark scheme.

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✨ Revision guide includes key terms, worked examples and exam technique for Blood and blood components.

Try 2 sample questions on Blood and blood components

Question 1 · 1 mark · Difficulty 1/3

Which blood component transports oxygen around the body?

  1. Red blood cells
  2. White blood cells
  3. Platelets
  4. Plasma only
Show answer & explanation
✓ Answer: ARed blood cells
Red blood cells contain haemoglobin, which binds oxygen and carries it from the lungs to the tissues.
Question 2 · 1 mark · Difficulty 1/3

White blood cells are mainly involved in:

  1. Defending the body against pathogens
  2. Carrying oxygen
  3. Clotting blood
  4. Storing fat
Show answer & explanation
✓ Answer: ADefending the body against pathogens
White blood cells fight infection by engulfing pathogens (phagocytosis) and producing antibodies and antitoxins.
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AQA GCSE Biology: Blood and blood components FAQ

How many AQA GCSE Biology questions on Blood and blood components are there on Kramizo?
Kramizo currently has 15 exam-board-aligned practice questions on Blood and blood components for AQA GCSE Biology, with new questions added every week. Each question gives you instant feedback and a full examiner-style mark scheme that tells you exactly what would earn marks on a real AQA paper. The questions span the full difficulty range — from straightforward recall (level 1) right up to multi-step reasoning and evaluation (level 3) — so the bank works for first-pass revision and final exam-week stress testing alike.
Is Kramizo free for AQA GCSE students preparing for Biology?
Yes — completely free. Every student gets 45 questions a day on the free plan, with no card required and no trial countdown. That free quota works across every subject and every topic in our bank, so you can mix Blood and blood components practice with other Biology topics or even switch to a totally different AQA subject without paying anything. Kramizo's optional Pro plan removes the daily cap and adds detailed progress analytics, but the free tier is the real product — used by thousands of GCSE, IGCSE and CSEC students.
Are the Blood and blood components questions aligned to the official AQA GCSE Biology syllabus?
Every question is written against the published AQA GCSE Biology specification, including the exact command words (state, describe, explain, calculate, evaluate, etc.), mark allocations, and difficulty tier you'd see on a real AQA paper. Explanations are written in the style of official examiner mark schemes — they tell you what is being awarded marks and why distractors are wrong, not just whether you got it right. The bank is continually refined to match the latest syllabus updates from AQA.
How is Blood and blood components typically tested on AQA GCSE Biology papers?
Blood and blood components appears across multiple question types on real AQA GCSE Biology papers — most commonly as multiple-choice questions in the objective section, structured short-answer questions in the main paper, and occasionally as part of an extended response. Kramizo's practice bank reflects that mix: 4-option MCQs, true/false statements, fill-in-the-blank key terms, multi-select questions, and ordering questions. Working through the bank gives you exposure to every question style examiners actually use.

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