$A$ high density of elephant population in an area can result in

Gause's principle of competitive exclusion states that

Which of the following is an example of competitive interaction?

Which of the following statements regarding species interdependence are true?
$I.$ An association of two species where one is benefited and the other remains unaffected is called mutualism.
$II.$ An interspecific association where both partners derive benefit from each other is called commensalism.
$III.$ $A$ direct food relation between two species of animals in which one animal kills and feeds on another is referred to as predation.
$IV.$ $A$ relationship between two species of organisms where both partners are benefited from each other is called symbiosis.

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:

Define the following terms and give one example for each:
$(a)$ Commensalism
$(b)$ Parasitism
$(c)$ Camouflage
$(d)$ Mutualism
$(e)$ Interspecific competition