Cambridge IGCSE Biology - Respiration and Gas Exchange
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Module
Biology
Institution
Book
Cambridge IGCSE Biology 3rd Edition
This presentation covers important content related to respiration and gas exchange. It portrays the differences between exhalation and inhalation, how gas exchange occurs, the consequences of smoking and how the lungs function.
BIOLOGY Cambridge IGCSE 0654 Coordinated Sciences Digital Written Notes 2023
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RESPIRATION AND
GAS EXCHANGE
,THOUGHTFUL QUESTIONS!
❑ How do we perform our daily life activities?
❑ Our cells produce energy by respiration.
❑ How does oxidation take place?
❑Cells need oxygen gas, and oxidizing food like glucose. Energy is
produced and CO2 is released.
, THOUGHTFUL QUESTIONS!
What happens to the carbon dioxide produced?
It needs to be removed from the body.
Gas Exchange happens between the blood and air in the lungs.
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