What hormone secreted by the pineal gland controls sleep-wake cycles and several other processes?
- Correct Answer: estrogen
- testosterone
- t3
- melatonin
Explanation: The pineal gland is a tiny gland located at the base of the brain. It secretes the hormone melatonin . This hormone controls sleep-wake cycles and several other processes.
More Random Questions
Q: If it is easy for competitors to enter the market, the threat of new entrants is considered:
Ans: E-Commerce
Ans: E-Commerce
Q: Wave cut platforms are level areas formed by what?
Ans: wave erosion
Ans: wave erosion
Q: What was the public’s view on Trump’s economic handling in March 2025?
Ans: 47% approval
Ans: 47% approval
Q: The flower is an angiosperm structure specialized for what function?
Ans: protection from cold
Ans: protection from cold
Q: Who won the Rajbhasha Kirti Award?
Ans: BHEL
Ans: BHEL
Q: Which state government has announced the creation of a 'Special Education Zone' on October 29, 2024?
Ans: Uttar Pradesh
Ans: Uttar Pradesh
Q: What part of the neuron is a large structure with a central nucleus?
Ans: cell body
Ans: cell body
Q: Which nurse pioneered rural community nursing in the United States?
Ans: Mary Breckinridge
Ans: Mary Breckinridge
Q: In Ashtanga Hridayam, which treatment is contraindicated in Garbhini (pregnant women)?
Ans: Vamana
Ans: Vamana
Q: A skydiver will reach what when the air drag equals their weight?
Ans: ending velocity
Ans: ending velocity
Q: Which fluid is used in a vehicle’s brake master cylinder?
Ans: Brake fluid
Ans: Brake fluid
Q: Which vaccine is given at 6 weeks in the Indian immunization schedule?
Ans: DPT
Ans: DPT
Q: What is the fine for driving with an expired fitness certificate?
Ans: ₹5,000
Ans: ₹5,000
Q: What was a major concern for the stock market in February 2025?
Ans: Lower inflation
Ans: Lower inflation
Q: Who advocated Indian independence in the UK?
Ans: Dadabhai Naoroji
Ans: Dadabhai Naoroji

