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All of the living and nonliving relationships that an organism encounters

The number and variety of species present in one area

Population – all of the organisms of one kind in one community (all the grasshoppers)

The process in which an animal imitates another animals appearance or behavior

The physical areas of the Earth's surface

Living and nonliving requirements needed by living things ( food, water, shelter, and space)

Niche – the particular role, or job, that an organism has in its habitat

Organisms and Environments- Vocabulary Book 17 and 18

Community – all the plants and animals that live together in a habitat (grasshoppers, grasses, ants, etc)

The study of the relationship between living and nonliving things

Habitat- A place where an organism lives and gets what it needs

Plant life that uses light energy from the sun to make food

Ecosystem- All of the living and nonliving parts of an environment

Species – The set of living organisms that share the same characteristics and appearance. (humans, dogs)

Individual – one particular organism (one grasshopper)

A relationship whereby both organisms benefit from living together ( sea anemone and clown fish)