asked 188k views
2 votes
Which of the following elements does soil needed in the largest quantities to sustain plant life

copper
iron
nitrogen
zinc

2 Answers

4 votes
Nitrogen because that makes up 70% of the air we breath :) at least I think that it is the answer but I'd look it up of I were you
answered
User Baskaran
by
8.2k points
5 votes
nitrogen is the answer :)
answered
User Royston Pinto
by
8.0k points

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