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Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

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12 questions

SA-AB-GE-0011 markL1 FoundationCalculatorVentilation

Tidal volume 0.50 dm³; breathing rate 12 min⁻¹. Calculate pulmonary ventilation (dm³ min⁻¹).

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0021 markL2 StandardCalculatorLungs

Goblet cells in the trachea

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0031 markL2 StandardCalculatorLungs

Cartilage in the trachea

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0041 markL2 StandardCalculatorLungs

Elastic fibres in alveoli

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0051 markL2 StandardCalculatorVentilation

During inspiration,

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0061 markL2 StandardCalculatorOther organisms

Countercurrent flow in fish gills

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0071 markL2 StandardCalculatorOther organisms

Insects exchange gases through

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0081 markL2 StandardCalculatorOther organisms

According to Fick's law, doubling the thickness of the exchange surface would

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0092 marksL2 StandardCalculatorVentilation

During exercise, pulmonary ventilation is 48 dm³ min⁻¹ at 24 breaths min⁻¹. Calculate the tidal volume (dm³).

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0101 markL2 StandardCalculatorLungs

Alveolar walls are made of

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0111 markL2 StandardCalculatorOther organisms

In leaves, gases diffuse in and out mainly through

Salam Academy Original Practice · Proposed mark scheme

SA-AB-GE-0121 markL2 StandardCalculatorLungs

Smooth muscle in bronchioles

Salam Academy Original Practice · Proposed mark scheme