Which gas can be ventilated buildings accumulated in poorly...? Mcqs

PPSC Past Papers

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Which gas can be ventilated buildings accumulated in poorly...?

(A) Xenon

(B) Hydrogen

(C) Radon

(D) Helium

✅ Correct Answer: Radon

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Source: This question is taken from the Assistant (bs-16) various departments Clubbed PPSC Past Paper 2024 (Evening)

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