SSC CGL – Combined Graduate Level Examination · Question 28
The approximate percentage of nitrogen in Earth’s atmosphere is:
Show answer & explanation
Answer: (C) 78%
Explanation
Nitrogen makes up about 78% of air.
SSC PYQTier 1 2025
SSC CGL – Combined Graduate Level Examination · Question 28
Answer: (C) 78%
Nitrogen makes up about 78% of air.