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9th ICSE
IMPORTANT
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Among inhaled and exhaled air, CO2, content is less in . (inhalation/exhalation)

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Important Questions on Respiratory System

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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
Which of the following organisms exhibits direct respiration?
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
Which pigment present in the blood helps in the transport of carbon dioxide and oxygen?
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
The site of gaseous exchange in the lungs is
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
The volume of air breathed in and out during normal breathing is called
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
During inspiration, the diaphragm
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
Vocal cords are present in
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
What happens during exhalation?
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9th ICSE
IMPORTANT
A New Approach to I.C.S.E. Biology>Chapter 16 - Respiratory System>Exercises>Q 1
What happens during emphysema?