National 5 – Life on Earth - Biodiversity Match the following terms with their description: Community, consumer, decomposer, biome, ecosystem, food chain, food web, habitat, niche, population, predator, prey, producer, biodiversity Word Definition Place where an organism lives Natural biological unit made up of living and non-living parts Group of living organisms of one type All of the populations of plants, animals and micro-organisms that live together in an ecosystem Micro-organism that obtains its energy by breaking down dead organic material Animal that hunts other animals for its food supply Relationship starting with a green plant followed by a series of animals, each of which feeds on the previous one Green plant that makes food by photosynthesis General name for an organism unable to photosynthesise and dependent on a ready-made food supply Complex relationship composed of several inter-related food chains Animal that is hunted by other animals The role an organism plays within its community. The term used to describe the variety of life on earth. A region of the world that has a similar climate and similar plant and animal species present. E.g. A desert or a rainforest.