NEET BIOLOGY

Detailed explanation-1: -A relationship between two species of organism where both the partners are benefited from each other is called as symbiosis.

Detailed explanation-2: -An interspecific association where both partners derive benefit from each other is called as commensalism. III. A direct food relation between two species of animals in which one kills and feeds on another is known as predation. IV. Neutralism is where neither population affects the other.

Detailed explanation-3: -A mutualistic relationship is when two organisms of different species benefit from each other in the relationship. Commensalism is an association between two organisms in which one benefits and the other derives neither benefit nor harm.

Detailed explanation-4: -Symbiosis refers to a close and prolonged association between two organisms of different species. Mutualism refers to mutually beneficial interactions between members of the same or different species. Mutualistic interactions need not necessarily be symbiotic.

Detailed explanation-5: -Mutualism is defined as an interaction between individuals of different species that results in positive (beneficial) effects on per capita reproduction and/or survival of the interacting populations. From: Encyclopedia of Ecology, 2008.