Science, asked by raunaqkhurana20, 6 months ago

Observe the figure given alongside which shows
human breathing movements and answer the
following questions.
Is this exhalation or inhalation? Give reason to
support your answer.
(b) Why do lungs always contain a residual
volume of air?

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Answers

Answered by ranasumita567

1

Answer:

exhalation means breathing out and inhalation means breathing in

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