Sunday 22 May 2011

4.6 - Transfer of substances and energy along the food chain


-Producer (grass) - Transfers light energy (from the sun) to chemical enegry
-Chemical energy = organic molecules
                             - This includes carbohydrates, protein and lipids (food)
-These molecules and up being food for the primary, secondary and tertiary consumers
-The energy consumed is used for:
                                                   -Growth
                                                   -Respiration
                                                   -Life processes

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