LIFE SCIENCE

Detailed explanation-1: -All organisms living together in an area make up a community. For example, the population of all plant and animal species living in a specific area together constitute a biotic or living community.

Detailed explanation-2: -A community includes all the populations of the area. The community and the abiotic factors make up the ecosystem. An organism lives in its habitat within a community.

Detailed explanation-3: -Populations are groups of organisms of the same species living in the same area at the same time. They are described by characteristics that include: population size: the number of individuals in the population. population density: how many individuals are in a particular area.