ecology - study of organisms in their environment, food chain - flow diagram showing how energy moves from one organism to another through feeding, food web - a flow diagram showing how different food chains interact, producer - an organism that uses inorganic substances to make organic ones which can be passed on to other organisms; most do this by photosynthesis, consumer - organism that obtains its energy by feeding on other organisms, herbivore - eats only plants, carnivore - eats only other animals, predator - kills and eats another animal, prey - animal that is killed and eaten by another animal, energy transfer - the process in which energy is moved from one place to another, always points in the direction that energy is flowing,

Y7 KS3 7.2 Key Terms

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