नाइट्रोजन स्थिरीकरण नीला � – McqOptions

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1.	नाइट्रोजन स्थिरीकरण नीला हरा शैवाल
A.	क्लोस्ट्रीडियम
B.	राइजोबियम
C.	नोस्टोक
D.	नाइट्रोसोमोनास
Answer» B. राइजोबियम

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