Archive | Population

Some of the most important characteristics of population are as follows: 1. Population density 2. Natality 3. Mortality 4. Population growth 5. Age distribution of population 6. Population fluctuations. 1. Population Density: Population density refers to the size of any population in relation to some unit of space. It is expressed in terms of the number of individuals or biomass [...]

Competition for resources that occurs between members of different species is called inter-specific competition. Competition for food also applies to individuals of different species that require the same type of food. For example, two different predatory species may compete for the same prey species. The severity of inter-specific competition depends on the extent of similarity or overlap in the requirements [...]