Among the following pairs of microbes, which pair has both the microbes that can be used as biofertilizers?
Aspergillus and Rhizopus
Rhizobium and Rhizopus
Cyanobacteria and Rhizobium
Aspergillus and Cyanobacteria
Cyanobacteria and Rhizobium can fix atmospheric nitrogen and therefore used as biofertilizers.