Carnivorous animals - lions and leopards, occupy the same niche but lions predate mostly larger animals and leopards take smaller ones. This mechanism of competition is referred to as
Character displacement
Altruism
Resource partitioning
Competitive exclusion
In stable population predation
Define ectoparasite and endoparasite and give suitable examples.
In commensalism
Which one of the following statements cannot be connected to Predation?
$A$ : Cattle or goat never graze on Calotropis.
$R$ : Thorns are present as a morphological means of defence