Which of these is a source of heat energy?

Explanation: Fire produces heat energy through combustion.

Join our channels for latest updates

Q: What system consists of organs that break down food and absorb nutrients such as glucose?
Ans: skeletal system

Q: The 'Dashain festival' was celebrated in which country?
Ans: Nepal

Q: Who won the MONACO Grand Prix?
Ans: Charles Leclerc

Q: On December 16, 2024, who unveiled India's first yoga policy to become a 'global yoga center'?
Ans: Uttarakhand

Q: Which of the following is a Purvarupa of Arsha as per Charaka?
Ans: Anaha

Q: Which animal was used for transport in villages?
Ans: Bullock

Q: Animal behavior can be said to be controlled by genetics and experiences, also known as nature and what?
Ans: nurture

Q: On January 30, 2025, who launched the 2025 calendar of the Government of India?
Ans: Ashwini Vaishnav

Q: Which of these is a source of clean energy?
Ans: Solar power

Q: On January 22, 2025, which is India's highest earning railway station?
Ans: New Delhi Railway Station

Q: What is the density needed to just halt universal expansion called?
Ans: critical density

Q: Which Mughal emperor’s reign saw the peak of Mughal painting?
Ans: Akbar and Jahangir

Q: An alpha particle, which is emitted during alpha decay, consists of two protons and what else?
Ans: two neutrons

Q: What kind of hormones serve many functions in addition to promoting gamete production?
Ans: Utility hormones

Q: What was the term for a prosperous village?
Ans: Grama