

InterviewSolution
Saved Bookmarks
1. |
The largest resevoir of nitrogen on earth isA. soil natrure (pH)B. airC. oceanD. rocks |
Answer» Correct Answer - B Nitrogen is the fourth most prevalent element in living systems. It is available in the atmosphere in abundance (78% of atmosphere as dinitrogen of `N_(2)`) but plants cannot directly absorb the same. Nitrogen compounds are obtained from reservoir pool through nitrogen fixation. |
|