Advantage of using Glomus as a biofertilizer is

Assertion (A): Organisms of Monera having pseudomurein in cell walls are producers of biogas

Reason (R): Archaebacteria present in the gut of ruminants animals produce methane

Your advice is sought to improve the nitrogen content of the soil to be used for the cultivation of a non-leguminous terrestrial crop.

Why do leguminous crops not required such enrichment of the soil?

Give a reason for each of the following:

Cyanobacteria increase the productivity in paddy fields.