HARD
Upper Secondary: IGCSE
IMPORTANT
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What is the energy released by respiration used for?

Important Questions on Respiration and Gas Exchange

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
What is anaerobic respiration?
MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Name an organism that can respire anaerobically.
HARD
Upper Secondary: IGCSE
IMPORTANT
List three ways in which anaerobic respiration in humans differs from aerobic respiration.
HARD
Upper Secondary: IGCSE
IMPORTANT
List two ways in which anaerobic respiration in humans differs from anaerobic respiration in yeast.
HARD
Upper Secondary: IGCSE
IMPORTANT
What is the function of cilia in the respiratory passages?
HARD
Upper Secondary: IGCSE
IMPORTANT
Where does the gaseous exchange takes place in humans?
HARD
Upper Secondary: IGCSE
IMPORTANT
How many cells does an oxygen molecule have to pass through, to get from an alveolus into the blood?