In commensalism
Both partners are harmed
One partner is benefitted $\&$ other is unaffected
Both partners are benefitted
None of the partners is benefitted
Cattle or goats are never browsing on Calotropis growing in abandoned fields because of the presence of
When one organism is benefitted without affecting the others is called
In an aqueous environment, the microscopic animals are collectively called
In an association of two animal species, one is a termite which feeds on wood and the other is a protozoan Trichonympha present in the gut of the termite. What type of association they establish ?