Question

biofertilizer is present in root nodules of which non leguminous plant?

a. azobacter
b. clostridium
c. frankia
d. none

Answer 1

$<b>Frankia</b>$ is present in root nodules of non - leguminous plants.

$<b>Option c.</b>$ is correct.

Answer 2

Explanation:

None of the options is correct for the question biofertilizer is present in root nodules of which non leguminous plant. The nitrogen fixing bacteria is  Rhizobium which is found in the legumes like peas, beans and soybeans. These bacterias help in mking the plants more nutrient friendly. The above mentioned options not come under the categories of legumes where you will find the bacteria.