EVERYDAY SCIENCE

Detailed explanation-1: -Explanation: A community is also known as biocoenosis. It is defined as a group or association of populations of two or more different species occupying the same geographical area at the same time. The egrets, herons, marsh crabs, and cordgrass, but not water or rocks in a salt marsh all represent a community.

Detailed explanation-2: -Within the discipline of ecology, researchers work at five broad levels, sometimes discretely and sometimes with overlap: organism, population, community, ecosystem, and biosphere.

Detailed explanation-3: -Generally, the ecosystem is the lowest level of organization that is considered to include nonliving (abiotic) factors.

Detailed explanation-4: -Ecosystem. It is a set of all living species and abiotic components existing and interacting in a given area. There is an interaction with both living and nonliving components of the environment.

Detailed explanation-5: -Final answer: The study of the Interaction between living organisms and their environment is called ecology.