Besides paddy fields, cyanobacteria are also found inside vegetative part of:
Cycas
Equisetum
Psilotum
Pinus
in Cycas, small specialised roots called coralloid roots are associated with N2-fixing cyanobacteria. In contrast, roots in Pinus have a fungal association in the form of mycorrhiza.
Join thousands of students and practice with AI-generated mock tests.