Question

Rizobium nitrogen fixing bacterium is present in symbiotic asssociation with the roots of leguminuous plants like pea. This bacterium converts atmospheric nitrogen into usable form of nitrogen .Whereas in plants like rose this bacterium is not present .Then from wherevdo they get nitrogen ?
a. Urea is added to the soil
b.They can obtain it from other plants
c. They absorb nitrogen gas from air
d.All of these​

Answer 1

Answer:

c.they can absorb nitrogen gas from air is the answer.. I think so

Explanation:

this may help you please follow me and give thanks