When was Earth Hour 2024 observed?

Explanation: Earth Hour 2024 was observed globally on 23 March to raise awareness about climate action.

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Q: Which country signed the 'Riyadh Design Law Treaty' to promote inclusive development on November 29, 2024?
Ans: India

Q: Which part of the brain is responsible for working memory?
Ans: prefrontal cortex

Q: In which state is the 'gas Bagwal' festival celebrated?
Ans: Uttarakhand

Q: Which country has become the second 'military station' with a road made of plastic waste?
Ans: India (Jaipur Military Station)

Q: Which modern drug is an example of an antacid?
Ans: Omeprazole

Q: Which state has become the first state to provide AYUSH facility in urban primary PCs?
Ans: Madhya Pradesh

Q: Over time, heavy metals build up in the tissues of organisms by what process?
Ans: bioaccumulation

Q: Most protein antigens require signals from helper t cells (th2) to proceed to make what?
Ans: antibody

Q: Which river is the longest in India?
Ans: Ganga

Q: Which lubricant is used in a vehicle’s steering linkage?
Ans: Grease

Q: Which ruler built trade routes in North India?
Ans: Kanishka

Q: What was a key market event on April 9, 2025?
Ans: Market crash

Q: Which side effect is most common with antihistamines?
Ans: Drowsiness

Q: What cause many human diseases by killing host cells or disturbing their homeostasis?
Ans: viruses

Q: Which IIT developed 'Anlakshya' stealth technology?
Ans: IIT Kanpur