SSC CGL – Combined Graduate Level Examination · प्रश्न 28
The approximate percentage of nitrogen in Earth’s atmosphere is:
उत्तर देखें और व्याख्या
उत्तर: (C) 78%
व्याख्या
Nitrogen makes up about 78% of air.
SSC PYQTier 1 2025
SSC CGL – Combined Graduate Level Examination · प्रश्न 28
उत्तर: (C) 78%
Nitrogen makes up about 78% of air.