B.P.S.C. School Teacher/Headmaster 09-12-2023
Which pigment is essential for nitrogen fixation by leguminous plants?
aAnthocyanin
bLeghaemoglobin✓ Correct
cPhycocyanin
dMore than one of the above
eNone of the above
Explanation
Leghemoglobin is an important pigment for nitrogen fixation in leguminous plants. It protects the nitrogen-fixation enzyme system from oxygen, which is harmful to it.
general-science