BY Team Aakash Byjus

Define the Relationship Between the Organism and Populations

A living being can be either unicellular or multicellular and perform many life functions.

Organism

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A group of organisms of a species living together in a particular region is known as a ‘Population’.

Population

There are different relationships between the same group of organisms and different groups of organisms.

Relationship between Organisms and Population

- Archaea - Bacteria - Eukarya

These include 

Mutualism is a relationship between two organisms of different species in which both the organisms benefit from each other.

Mutualism

– Aphids and ants – Clownfish and sea anemone – Corals and Algae

Examples:

Commensalism

Commensalism is a relationship between two organisms in which one organism benefits and the other neither benefits nor gets harmed.

– Egret bird and cattle – Orchids and trees – Barnacles

Examples:

Parasitism is a relationship between two creatures in which one organism completely depends on the other organism for food and shelter.

Parasitism

Examples: – Roundworms – Tapeworms – Leeches – Viruses

Competition is a relationship between two organisms in which both organisms compete against each other. Example: Carnivores of a forest ecosystem compete with each other for food.

Competition

In this type of interaction, one creature kills another organism and feeds on it. Example: carnivores.

Predation

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