4.2 What happens if there's a natural disturbance (drought) affecting the balance of the food chain so that the Sun +E can supply only 4 energy units per plant? Compute for energy units following the table above and answer the following questions: No. No. units Mean no. individuals No. of units No. units No. units remaining & in each units received used/indi used in available per trophic from trophic vidual level above passed on to next trophic individual in level Trophic trophic level Levels level (Resp) trophic level SUN +E = 4 1) Plants 2) Grasshopper 30 2 19 3) Frog 4) Snake 12 8 2 5) Owl 4 2

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