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: Pure substances have a constant composition and can only be changed by what?
Ans: chemical reactions

Q: How should a driver check brake fluid levels?
Ans: Check reservoir under hood

Q: Which medal has Sudarshan Patnaik won in the International Sand Sculpture Championship on July 16, 2024?
Ans: Gold

Q: Matrix is the term for the fluid-filled interior of what structure, where most of the cell’s atp is made?
Ans: enzyme

Q: Who authored the book The Book of Nad?
Ans: Manoj V. Jain

Q: What is the rule for carrying goods in a private vehicle?
Ans: Goods must be secured

Q: Which enzyme digests carbohydrates in saliva?
Ans: Amylase

Q: What is the term for when deep ocean water rises to the surface?
Ans: upwelling

Q: What was a key trend expected for U.S. media companies in 2025?
Ans: Decline in streaming revenue

Q: An ECG shows a prolonged PR interval in a patient with chest pain. Which condition is most likely?
Ans: First-degree AV block

Q: What was a major release expected to drive box office growth in 2025?
Ans: Superman

Q: 'Aasmita Project' was launched with the cooperation of?
Ans: UGC

Q: What was a key driver of economic performance in February 2025?
Ans: Winter storms

Q: What system consists of neurons that carry signals to skeletal muscles?
Ans: motor system

Q: Vatapurna druti Sparsha of joints is lakshana in:
Ans: Sandhigatavata