Unit - 5.1 Respiratory system in Human — BIOLOGY STD 6 — Question
ICSE BoardEnglish MediumSTD 6BIOLOGYUnit - 5.1 Respiratory system in Human1 Mark
Question
What is the importance of respiration?
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Answer
Humans get the oxygen they need by breathing through their nose and mouth into their lungs. Oxygen gives our cells the ability to break down food in order to get the energy we need to survive.
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