0654.B11.1.01 — Identify in diagrams and images the following 5 Describe the features of gas exchange parts of the breathing system: lungs, surfaces in huma: past paper questions
Real questions on 0654.b11.1.01 — identify in diagrams and images the following 5 describe the features of gas exchange parts of the breathing system: lungs, surfaces in huma
The newest 20 of 26 written questions. Open one to see it on the real paper.
- 0973/41 · October/November 2025 · Q2a(i)[2]
On Fig. 2.1: draw a label line and letter L to identify the larynx
See it on the paper → - 0973/41 · October/November 2025 · Q2a(ii)[2]
Describe two features of the gas exchange surface in humans.
See it on the paper → - 0973/42 · May/June 2025 · Q2b[2]
Alveoli are the gas exchange surface in humans. Describe two features of an efficient gas exchange surface.
See it on the paper → - 0973/41 · May/June 2024 · Q7a(i)[3]
Use the information in Fig. 7.1 to explain why tobacco smokers are more likely to get lung infections.
See it on the paper → - 0973/41 · May/June 2024 · Q7a(ii)[1]
Identify the name of the cell labelled X in Fig. 7.1.
See it on the paper → - 0973/41 · May/June 2024 · Q7b(i)[2]
State the names of two other diseases caused by smoking.
See it on the paper → - 0973/41 · May/June 2024 · Q7b(ii)[1]
State the component of tobacco smoke that causes cancer.
See it on the paper → - 0973/41 · May/June 2024 · Q7d[2]
State the names of two parts of the gas exchange system, that air passes through, between the mouth and the alveoli. and
See it on the paper → - 0973/32 · May/June 2022 · Q7a(i)[1]
Draw a label line and the name to identify a rib on Fig. 7.1.
See it on the paper → - 0973/32 · May/June 2022 · Q7a(ii)[1]
Draw a label line and the name to identify the diaphragm on Fig. 7.1.
See it on the paper → - 0973/42 · May/June 2022 · Q10a[2]
Use evidence from Fig. 10.1 to suggest two risk factors associated with COPD in this country.
See it on the paper → - 0973/42 · May/June 2022 · Q10b[2]
The percentage of the population of males and females in different age groups with COPD in one other country is recorded. The country has a higher percentage of tobacco smokers across all age groups. Describe and explain the difference you would expect to see in the results.
See it on the paper → - 0973/42 · May/June 2022 · Q10d[1]
Smoking also causes an increased concentration of carbon dioxide in the blood. State the effect of an increased concentration of carbon dioxide in the blood on the gas exchange system.
See it on the paper → - 0973/42 · May/June 2022 · Q10e[1]
State the name of the specialised cells that protect the gas exchange system by removing mucus.
See it on the paper → - 0973/41 · October/November 2021 · Q1a(ii)[2]
The alveoli are the gas exchange surface in humans. State two features of alveoli that make them efficient gas exchange surfaces.
See it on the paper → - 0973/41 · October/November 2021 · Q1b[3]
Two similar sized groups of people are monitored. One group smoke tobacco (smokers) and the other group do not (non-smokers). The number of smokers and non-smokers of different ages with chronic obstructive pulmonary disease (COPD) are recorded. Fig. 1.2 shows the results. 2500 2000 1500 number of people with COPD 1000...
See it on the paper → - 0973/41 · October/November 2021 · Q1c(i)[3]
Explain how this would increase the likelihood of infection in the lungs. Include ideas about goblet cells in your answer.
See it on the paper → - 0973/41 · October/November 2021 · Q1c(ii)[1]
Name the substance in tobacco smoke that is addictive.
See it on the paper → - 0973/31 · May/June 2021 · Q1a(i)[2]
Identify the parts labelled A and B in Fig. 1.1. A B
See it on the paper → - 0973/31 · May/June 2021 · Q1a(ii)[3]
List three structures inspired air passes through on its way to the alveoli.
See it on the paper →
What examiners said
Many candidates were able to describe two features of gas exchange surfaces.
— Examiner report, May/June 2025, 0973/42 Q2(b) (Cambridge)
A common error was to suggest that part A was an intercostal muscle rather than the rib.
— Examiner report, May/June 2021, 0973/31 Q1(a)(i) (Cambridge)
Many correct responses were given. The most popular responses were nose, trachea and bronchus. Alveoli, lungs and oesophagus were not accepted.
— Examiner report, May/June 2021, 0973/31 Q1(a)(ii) (Cambridge)
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