Q1 of 38 Page 46

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We will find vocal cords in

Vocal cord or larynx is present in the pharynx, which produces sound.

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4

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Lenticels are the respiratory organs exists in ___________part of plant.

 5

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Mangrove trees respire with their ________________.

 2

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Cluster of air sacs in lungs are called

 3

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Which of the following is correct?


i. the diaphragm contracts – volume of chest cavity increased


ii. the diaphragm contracts – volume of chest cavity decreased


iii. the diaphragm expands – volume of chest cavity increased


iv. the diaphragm expands – volume of chest cavity decreased