Q. Which part of the ear helps in hearing?

A
Semicircular canals
B
Vestibule
C
Cochlea
D
Tympanum
Solution:

Semicircular canals, vestibule and cochlea are the main parts of the internal ear. Semicircular canals and vestibule help in balancing the body whereas cochlea helps in hearing.

Tympanum – A thin circular membrane that separates the middle ear from the external ear. It vibrates in resonance with sound waves.

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