Question

how do rhizobium and leguminuos plants help each other in their survival?

Answer 1

Peas, beans etc. are leguminous plants or legumes which are plants which have root nodules. they help rhizobium bacteria as they provide them with shelter in their root nodules and food. thus legumes help rhizobium bacteria. rhizobium in return provide help to legumes.

Answer 2

rhizobium in leguminous plants are connected to each other rhizobium is a kind of microorganisms bacteria that lives in the root nodules of leguminous plants and converts nitrogen into nitrates and those nitrates are utilised by the leguminous crop for the manufacture of food
on the other hand It is a kind of symbiotic relationship