To avoid the competive exclusion principle two similar species live in same area, they may evolve to become more different in order to
Reduce competition
Increase competition
Use other species resources
Drive the other species to extinction
Give a suitable example for commensalism.
Name important defence mechanisms in plants against herbivory.
$A$ : The interaction between sea anemone and clown fish is commensalism.
$R$ : The fish gets protection from predators but anemone does not appear to derive any benefit.
Which one of the following is categorised as aparasite in true sense?
There is more competition for survival between