WAEC Geography 2011 Question 16

Question 16

Structure of the Earth

Which of the following is the most abundant by total volume within the atmosphere?

  1. A.Hydrogen
  2. B.Argon
  3. C.Nitrogen
  4. D.Carbondioxide
Show the answer and explanation

Answer: C (Nitrogen)

Explanation

Nitrogen makes up about 78% of the air.