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Biotic factors affecting zebras…read more

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Abiotic factors affecting organisms
· Involve non-living components ­ temperature, light intensity, oxygen and carbon
dioxide concentrations, water supply, pH, humidity, wind speed..…read more

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Biotic or not?…read more

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Biotic or not?…read more

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Ecosystems
· Not always easy to define
· Dynamic
· Matter is recycled ­ nitrogen/carbon cycle
· Energy is NOT recycled but FLOWS through
ecosystems
· Energy in = energy out? Efficiency…read more

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