4.6

Bush Grass -> Impala -> Leopard -> Lion
Producer = light energy - > chemical energy  - organic molecules = Carbohydrates, Proteins, Lipids
Which make bonds such as : C-H, C-O, C-C, O-H, C-N = energy
CHON= substances/matter contain energy
As each level of trophic gets eaten by the next level the energy is passed on - substances/ matter