IGCSE Practice

Cambridge IGCSE·Co-ordinated Sciences 0654·Biology Gas Exchange In Humans

IGCSE Biology — Gas exchange in humans

35 Cambridge IGCSE 0654 questions on gas exchange in humans, across all three components.

About gas exchange in humans on IGCSE 0654

Every Cambridge IGCSE Co-ordinated Sciences 0654 question on gas exchange in humans (Gas exchange & respiration, Biology), across all three exam components. Theory and alternative-to-practical come with full mark schemes; multiple choice is interactive — click an option to check it.

Theory

Papers 3 & 4 · 9 questions · Structured written questions, each with its full mark scheme.

Gas exchange in humans — theory questions (with mark schemes)

Exercise 1 — IGCSE 0654 Jun 2025 Paper 42 Q2

Cambridge past paperExtended12 marks Paper 42Jun 2025
IGCSE 0654 Jun 2025 Paper 42 Question 2 — Gas exchange in humans
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Mark scheme for IGCSE 0654 Jun 2025 Paper 42 Q2

Exercise 2 — IGCSE 0654 Jun 2024 Paper 41 Q7

Cambridge past paperExtended12 marks Paper 41Jun 2024
IGCSE 0654 Jun 2024 Paper 41 Question 7 — Gas exchange in humans
Show mark scheme
Mark scheme for IGCSE 0654 Jun 2024 Paper 41 Q7

Exercise 3 — IGCSE 0654 Nov 2024 Paper 43 Q1

Cambridge past paperExtended8 marks Paper 43Nov 2024
IGCSE 0654 Nov 2024 Paper 43 Question 1 — Gas exchange in humans
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Mark scheme for IGCSE 0654 Nov 2024 Paper 43 Q1

Exercise 4 — IGCSE 0654 Nov 2023 Paper 32 Q10

Cambridge past paperCore12 marks Paper 32Nov 2023
IGCSE 0654 Nov 2023 Paper 32 Question 10 — Gas exchange in humans
Show mark scheme
Mark scheme for IGCSE 0654 Nov 2023 Paper 32 Q10

Exercise 5 — IGCSE 0654 Mar 2023 Paper 42 Q4

Cambridge past paperExtended12 marks Paper 42Mar 2023
IGCSE 0654 Mar 2023 Paper 42 Question 4 — Gas exchange in humans
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Mark scheme for IGCSE 0654 Mar 2023 Paper 42 Q4
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Multiple choice

Papers 1 & 2 · 26 questions · Click an option (A–D) to check your answer instantly.

Gas exchange in humans — multiple choice questions

Exercise 1 — IGCSE 0654 May/June 2025 Paper 11 Q9

Cambridge past paperCore1 mark Paper 11May/June 2025
IGCSE 0654 May/June 2025 Paper 11 Question 9 — Gas exchange in humans
Show answer
Correct answer: C

Exercise 2 — IGCSE 0654 May/June 2025 Paper 11 Q10

Cambridge past paperCore1 mark Paper 11May/June 2025
IGCSE 0654 May/June 2025 Paper 11 Question 10 — Gas exchange in humans
Show answer
Correct answer: C

Exercise 3 — IGCSE 0654 Oct/Nov 2025 Paper 12 Q8

Cambridge past paperCore1 mark Paper 12Oct/Nov 2025
IGCSE 0654 Oct/Nov 2025 Paper 12 Question 8 — Gas exchange in humans
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Correct answer: A

Exercise 4 — IGCSE 0654 March 2025 Paper 12 Q11

Cambridge past paperCore1 mark Paper 12March 2025
IGCSE 0654 March 2025 Paper 12 Question 11 — Gas exchange in humans
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Correct answer: A

Exercise 5 — IGCSE 0654 Oct/Nov 2025 Paper 13 Q8

Cambridge past paperCore1 mark Paper 13Oct/Nov 2025
IGCSE 0654 Oct/Nov 2025 Paper 13 Question 8 — Gas exchange in humans
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Correct answer: A

Exercise 6 — IGCSE 0654 Oct/Nov 2025 Paper 22 Q8

Cambridge past paperExtended1 mark Paper 22Oct/Nov 2025
IGCSE 0654 Oct/Nov 2025 Paper 22 Question 8 — Gas exchange in humans
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Correct answer: A

Exercise 7 — IGCSE 0654 May/June 2025 Paper 23 Q13

Cambridge past paperExtended1 mark Paper 23May/June 2025
IGCSE 0654 May/June 2025 Paper 23 Question 13 — Gas exchange in humans
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Correct answer: C
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More Gas exchange & respiration subtopics