Question

rhizobia are absent in a.fenugreek b.pea nut c.bajra d.soyabean

Answer 1

Rhizobia are not present in Bajra, an Indian crop, because it is not leguminous.

Rhizobia is a bacteria that has a symbiotic relationship with the leguminous plants.

It acts on the plants after it is informed by the legumes of the plants that it is ready for symbiosis.

Answer 2

hey friend,
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Rhizobia or Rhizobium is a bacteria present only in leguminous plants.

Here, bajra is not a leguminous plant and hence, Rhizobia are absent in bajra.
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I hope this answer helps you...