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AQA · GCSE · Biology

Human defence systems against disease
Practice Questions

15 AQA GCSE Biology questions on Human defence systems against disease, 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 Human defence systems against disease.

Try 2 sample questions on Human defence systems against disease

Question 1 · 1 mark · Difficulty 1/3

Which is a NON-specific first line of defence against pathogens?

  1. The skin acting as a barrier
  2. Producing specific antibodies
  3. Memory lymphocytes
  4. Vaccination
Show answer & explanation
✓ Answer: AThe skin acting as a barrier
The skin is a non-specific physical barrier. Specific antibodies and memory cells are part of the targeted immune response.
Question 2 · 1 mark · Difficulty 1/3

How does the nose help defend against pathogens?

  1. Hairs and mucus trap particles and microbes
  2. It produces acid
  3. It makes antibodies
  4. It clots blood
Show answer & explanation
✓ Answer: AHairs and mucus trap particles and microbes
Nasal hairs and mucus trap particles and pathogens in the air before they reach the lungs.
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AQA GCSE Biology: Human defence systems against disease FAQ

How many AQA GCSE Biology questions on Human defence systems against disease are there on Kramizo?
Kramizo currently has 15 exam-board-aligned practice questions on Human defence systems against disease 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 Human defence systems against disease 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 Human defence systems against disease 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 Human defence systems against disease typically tested on AQA GCSE Biology papers?
Human defence systems against disease 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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