Lesson eLearning

What percent of Earth's atmosphere is nitrogen?

easy MCQ 1 mark Class 6 · Science · Air Around Us
  1. 78%
  2. 21%
  3. 1%
  4. 5%
Answer
78%

The correct answer is 78% — The correct answer is 78%.

Step-by-step solution

  1. Recall that nitrogen forms the major part of the Earth's atmosphere.
  2. Select the option that matches the percentage of nitrogen.
  3. The correct answer is 78%.
Common mistake: Confusing nitrogen with oxygen percentages

Concept tested: Composition of air

Published · How this solution was prepared and checked

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