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Practicing HL Essay Questions: The Nitrogen Cycle - Markscheme

These are the suggested marking points for this practice essay on the Nitrogen Cycle. Markscheme a) Outline two transfers and two transformations in the Nitrogen Cycle. [4] Transfers... absorption of NO3 from soil to plant roots; absorption of NO3 from root nodules into plant tissue; leaching of NO3 from soil to water bodies; runoff of NO3 from soil to water bodies; Transformations... Consumption of plant proteins by...

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