Abiotic factor- a non living chemical and physical part of an environment.

Biotic factor- living animal or plant that influences or effects a ecosystem.

Ecosystem- a biological community.

Habitat- natural home.

Organism- an individual plant or animal called life form.

Population- all the habitats of a particular town or country.

Community- a group of people living in a same place.

Classification-a shared quality.

Taxonomy-a branch of science concerned with classification

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