Loss of Biodiversity

LOSS OF BIODIVERSITY Biological wealth of our planet is declining rapidly. This is due to human activities as they derive benefits from the living world either directly or indirectly. This is due to the diversity of organisms. E.g., Colonisation of Tropical Pacific Island by humans led to the extinction of …

Population Interactions – Competition

COMPETITION Competition is the struggle between two or more organisms of same or different species for available resources. Intraspecific competition is competition between individuals of same species. It is more acute as the requirements are same and can reduce the size of the population. Interspecific competition is competition between individuals of different species. It occurs when organisms of different …

Population Interactions

POPULATION INTERACTIONS Population: the group of individuals of a species inhabiting a given area. Habitat: it is the place where the organism lives. It is never occupied by a single species. It is occupied by a biological community. Biological community: Populations of animals, plants, and microbes living in an area and …