Question : How much percentage of nitrogen is present in the atmosphere?
Option 1: 78%
Option 2: 89%
Option 3: 67%
Option 4: 71%
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Correct Answer: 78%
Solution : The correct option is 78%.
The Earth's atmosphere is primarily made up of nitrogen (about 78%). Nitrogen is crucial for supporting life and plays a key role in various natural processes.
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