Learner Resource 5 – Ecology terms matching Cut and paste to match terms and definitions correctly. Species Organisms that eat producers Abiotic factors The variety of different species in an ecosystem Biotic factors Sequence of plants and animals colonising an area over a period of time Photosynthesis Where an organism lives Ecosystem Organisms that convert light energy into chemical energy Habitat The process by which energy enters an ecosystem Population Organisms that eat primary consumers Diversity Energy stored in biological molecules of organisms Trophic levels A group of organisms which are capable of interbreeding to produce fertile offspring Producers An ecological unit that includes all the interactions between the living and non-living features in their environment Primary consumers All the individuals of the same species living in a habitat Secondary consumers Biological/living features of the environment that have an effect on the population Tertiary consumers Organism that feeds on vegetation Herbivore Rainfall, soil and pH Biomass Organisms that eat secondary consumers Succession Stages in a food chain Version 1 Photosynthesis, food production and populations 1 © OCR 2016