Symbiotic microorganism is [MP PMT 2003; AIEEE 2004] – McqOptions

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1.	Symbiotic microorganism is [MP PMT 2003; AIEEE 2004]
A.	Clostridium
B.	Azotobacter
C.	Rhizobium
D.	Chromatium
Answer» D. Chromatium

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