Q. Legume plants are important for atmosphere because they
A) Help in $N_{2}$- fixation
B) Do not help in $N_{2}$-fixation
C) Increase soil fertility
D) All of the above
Explanation
The bacteria (Rhizobium sp) associated with the root nodules of legumes fix atmospheric nitrogen.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.