Biology · Endocrine System
The hormone melatonin, which regulates sleep-wake cycles, is secreted by which of the following?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Skin
- 2Pituitary Gland
- 3Pineal Gland✓
- 4Thyroid Gland
Correct answer
Pineal Gland
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Preparing for Biology?
Practice full-length Biology mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Endocrine System MCQs →Want more practice questions on Endocrine System?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Biology · Endocrine System