In the root nodules of leguminous plants, the pigment, necessary for nitrogen fixation is?
A. Haemoglobin
B. Leghaemoglobin
C. Chlorophyll
D. Xanthophyll
Answer:B
In the root nodules of leguminous plants, the pigment, necessary for nitrogen fixation is?
A. Haemoglobin B. Leghaemoglobin C. Chlorophyll D. Xanthophyll