4.6: Understand the Transfer of Substances and of Energy Along a Food Chain

FOOD CHAINS: Shows the Feeding Relationships Between Living Things (What Eats What in a Habitat)

TRANSFER OF SUBSTANCES AND ENERGY:

TRANSFER OF SUBSTANCES AND ENERGY IN FOOD CHAIN

Diagram Showing the Transfer of Energy in Food Chain

EXPLANATION: The Sun is the Ultimate Source of Energy as Plants will Absorb Sunlight through Photosynthesis to Produce Organic Food which is Consumed by Other Organisms, Passing Energy Down the Food Chain Each Trophic Level Reduces the Amount of Energy Available for the Next as Only 10% of Energy is Passed On

ENERGY IS LOST TO: RESPIRATION Respiration to Release Energy for Life Processes such as Movement or Heat Energy     2.   NOT EATEN Food May Not All be Eaten Such as Bones or Fibres     3.   NOT DIGESTED Food May Not be Digested, Resulting in Energy Lost to Faeces which are Broken Down by Decomposers