Multiple Choice Question
Which gas is known as laughing gas?किस गैस को लाफिंग गैस कहा जाता है?
Explanation:
N2O is called laughing gas.
N2O को लाफिंग गैस कहा जाता है।
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This question belongs to the set "UKSSSC LEO (पशुधन प्रसार अधिकारी) Free full length Practice Test 2026 – Based on PYQs". Click below to read detailed notes and attempt the full quiz.
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