1.

Match the columns and choose the correct option III(a)Free living aerobic nitrogen fixers1Anabaena and Nostoc(b)Anaerobic nitrogen fixers2Pseudomonas and Thiobacillus(c)Nitrogen fixing cyanobacteria3Nitrosomonas and Nitrosococcus(d)Denitrifying bacteria4Azotobacter(e)Nitrifying bacteria5Rhodospirillum

Answer»

Match the columns and choose the correct option

III(a)Free living aerobic nitrogen fixers1Anabaena and Nostoc(b)Anaerobic nitrogen fixers2Pseudomonas and Thiobacillus(c)Nitrogen fixing cyanobacteria3Nitrosomonas and Nitrosococcus(d)Denitrifying bacteria4Azotobacter(e)Nitrifying bacteria5Rhodospirillum




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