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| Ecology is the study of the " homes " of animals and plants. |
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| An Ecosystem is more or less independent part of the biosphere eg. forest lake river. Some animals might move but most remain in their own enironment. |
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Definition
| A food chain is a very simple diagram to show how energy flows through an ecosytem. Eg. Gras->cow->Human. |
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Definition
| A food web is enormous chart to try and showall the feeding relationships in a single ecosystem. |
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Definition
| The community of animals and plants in an ecosystem is divided up into one population of each species. |
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Definition
| The movement of energy around an ecosystem. |
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| A pyramid of numbers s a graphical representation of the munbers of individuals in each population in a food chain. |
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Definition
| The dry mass of an organism is called it's biomass. |
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