HomeUPSCWhich oneofgreenhouse gas? (1) Oxygen(2) Nitrogen(3) Carbon-dioxide(4) OzoneQ.45) Biggest planet of solar system is – 62. Which oneofgreenhouse gas? (1) Oxygen(2) Nitrogen(3) Carbon-dioxide(4) OzoneQ.45) Biggest planet of solar system is –By Admin / October 4, 2025 A. Earth B. Mars C. Saturn D. Jupiter ✅ The correct answer is option D.