SSC CGL – Combined Graduate Level Examination · પ્રશ્ન 28
The approximate percentage of nitrogen in Earth’s atmosphere is:
જવાબ બતાવો અને સમજૂતી
જવાબ: (C) 78%
સમજૂતી
Nitrogen makes up about 78% of air.
SSC PYQTier 1 2025
SSC CGL – Combined Graduate Level Examination · પ્રશ્ન 28
જવાબ: (C) 78%
Nitrogen makes up about 78% of air.