Biofertilisers include
Blue-green algae, Rhizobium, other nitrogen-fixing bacteria and mycorrhiza
Blue-green algae, Trichoderma, Rhizobium and other nitrogen-fixing bacteria
Rhizobium, other nitrogen-fixing bacteria, $NPV$ and mycorrhiza
Blue-green algae, Rhizobium, Bt and mycorrhiza
The best fertilizer for paddy is
Azotobacter and Bacillus polymyxa are
The main sources of biofertilisers are
$(a)$ Bacteria
$(b)$ Cyanobacteria
$(c)$ Fungi
$(d)$ Protists
How do biofertilisers enrich the fertility of the soil?
Among the following pairs of microbes, which pair has both the microbes that can be used as biofertilizers?