Resources - Something that an organism needs to stay alive such as food, water and space., Ecosystem - An area in which all the living organisms and all the non-living factors form a stable relationship that needs no input from outside the area to remain stable., Community - All the different organisms living and interacting with one another in a particular area., Population - A group of one species living in the same area., Interdependent - When organisms in an area need each other for resources e.g. for food and shelter., Habitat - The place or environment where a plant or animal usually grows/lives., Abundance - A measure of how common something is., Quadrat - A square frame of known area, such as 1m2, that is placed on the ground to get a sample of the organisms living in a small area., Food web - A diagram of interlinked food chains. It shows how the feeding relationships in a community are interdependent., Samples - A small portion of an area or population. ,

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