Home / General Knowledge / Environmental Science :: Discussion

Discussion :: Environmental Science

  1. Which of the following gas is present at a very high concentration in our environment?

  2. A.

     O2

    B.

     CO2

    C.

     H2

    D.

     N2

    View Answer

    Workspace

    Answer : Option D

    Explanation :

    N2 is present at a very high concentration in our environment.


Be The First To Comment