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Which of the following can use molecular nitrogen as nutrient?

$\begin{array}{1 1}(A)\;\text{Methanomonas}\\(B)\;\text{Mucor}\\(C)\;\text{Rhizobium}\\(D)\;\text{Spirogyra}\end{array} $

1 Answer

Rhizobium
Hence (C) is the correct answer.
answered Jul 16, 2014 by sreemathi.v
 
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