Ecology - The study of interactions between living things and between organisms and their environment, Biosphere - That part of the planet containing living organisms, Ecosystem - A group of clearly distinguished organisms that interact with eachother and their non-living environment, Habitat - Place where a plant and animal lives, Population - Members of the same species living in an area, Community - Different populations in an area, Biotic factors - Living factors e.g. competition, predation, Abiotic factors  - Non living e.g. altitude, aspect, Climatic factors - Refers to weather over a long period of time e.g. temperature, rainfall, Edaphic factors - Relates to soil e.g. soil pH, soil texture, Producers - Organisms that carry out photosynthesis to make their own food, Consumers - Organisms that take food from another organism, Herbivore - Organism that only eats plants, Carnivore - Organism that only eats animals, Omnivore - Organism that eats both plants & animals, Decomposer - Organism that feeds off dead organic matter, Grazing food chain - Food chain that starts with living producer, Detritus food chain - Food chain that starts with dead organic matter, Nutrient recycling - Recycling nutrients with living & non-living parts of the ecosystem, Competition - Organisms fighting for resources, Pollution - Any harmful addition to the environment, Conservation - Wise management of the earths natural resources, Trophic level - Position of an organism in a food chain, Food web - 2 or more interconnecting food chains, Parasitism - Relationship between 2 organisms where one feeds of the host and does harm, Symbiosis - Relationship between two organisms where at least one benefits, Mutualism - Relationship between organisms where both benefit, Predator - Organism who captures & kills other organisms, Prey - Organism who is captured & killed., Food chain - Pathway along which food is passed from one species to another.,

Ecology Definitions

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