Rhizosphere is the region where
Rhizobium forms root nodules
Algae and root make contact
Soil and root make contact
Bacterial and root nearly make contact
Farmers have reported over $50\%$ higher yields of rice by using which of the following biofertilizer
Identify correct option for micorrhiza
$(1)$ Many members of the genus glomusinvolved micorrhiza
$(2)$ It is responsible for all mineralsabsorption from the soil
$(3)$ Such associations show benefitsagainst draught and salinity in plants
$(4)$ Micorrhiza is a symbiotic relation ofalgae and plants
$VAM$ represents
Green manure plants belong to
Symbiotic nitrogen fixation in root nodules of some legumes is caused by