Key Processes in Photosynthesis and Nitrogen Cycle

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Photosynthesis

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Process by which plants convert sunlight into energy

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Respiration

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Process of breaking down food to release energy

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Exchange

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Transfer of gases or nutrients between organisms and environment

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Sedimentation

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Process of settling or being deposited as sediment

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Extraction

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Process of removing a substance from a mixture or compound

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Combustion

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Burning of substances in the presence of oxygen

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Nitrogen Fixation

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Conversion of atmospheric nitrogen into a usable form by plants

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Nitrification

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Conversion of ammonia into nitrates by bacteria

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Assimilation

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Incorporation of nutrients into living organisms

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Ammonification

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Conversion of organic nitrogen into ammonia