Zoology-Endocrine Glands
NEET Zoology Endocrine Glands MCQ Question
Type: MCQ-diagram based-Easy-Class 11
In a diagram showing the human endocrine system, which gland is responsible for regulating 24-hour diurnal rhythms such as sleep and body temperature?
A
Pineal gland
B
Thyroid gland
C
Adrenal gland
D
Parathyroid gland
Correct Answer
Option A
Detailed Explanation
The pineal gland secretes melatonin, which regulates the 24-hour diurnal rhythms of the body, including sleep and body temperature, as described in the NCERT context.
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