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Which of the following is correctly associated with H2O?

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Question ID #26915 UPSC UPSC EPFO APFC 2026 Mock Test Series UPSC EPFO APFC 2026 Full-Length Mock Test 4 Medium

Correct Answer: D. Chemical formula of water
Water is H2O.

Question: Which of the following is correctly associated with H2O?

A. Photosynthesis mainly occurs in

B. Most abundant gas in Earth's atmosphere

C. Hormone that lowers blood glucose

D. Chemical formula of water

Correct Answer: D. Chemical formula of waterWater is H2O.

Which of the following is correctly associated with H2O? - MCQ Explanation

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Correct answer: D. Chemical formula of water