Question

Question 10 Answer the following:

(a) Which part of the ear determines the pitch of a sound?

(b) Which part of the human brain is the most developed?

(c) Which part of our central neural system acts as a master clock?

Class - XI - Biology Chapter Neural Control and Coordination Page No. 329

Answer 1

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(a) Which part of the ear determines the pitch of a sound?
► Cochlea

(b) Which part of the human brain is the most developed?
► Cerebrum

(c) Which part of our central neural system acts as a master clock?
► Hypothalamus

Answer 2

a) cochlea
b) cerebrum
c) hypothalamus