Commensalism is the interaction in which

What type of interaction exists between leguminous plants and $Rhizobium$ bacteria?

To avoid the competitive exclusion principle,when two similar species live in the same area,they may evolve to become more different in order to:

Which organisms protect themselves from predators by having a bitter taste?

Competition for food,light,and space is most severe between two:

Given below are two statements.
Statement $I$: Intraspecific competition occurs between organisms of the same population.
Statement $II$: Such interaction may be beneficial,harmful or neutral to the interacting individuals.
In the light of the above two statements,choose the correct option.