Identify the correct statement about the nitrogen cycle.

1
The nitrogen cycle is unidirectional.
2
The process of nitrogen fixation can only be done microbes like bacteria.
3
Inexhaustible supply of nitrogen is maintained in this process. 
4
None of the statement is correct. 
5
Question Not Attempted

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation