Question

Study of bacteria present in root nodules of legum

Answer 1

Answer:

Root nodules are found on the roots of plants, primarily legumes, that form a symbiosis with nitrogen-fixing bacteria. ... This process has evolved multiple times within the legumes, as well as in other species found within the Rosid clade.

Answer 2

Answer:

bacteria present in root nodules of legum are rizobium bacteria

they are called biological nitrogen fixers

the study of bacteria is bacteriology