13. In an ecosystem energy flows from the sun and it is transferred in a series of organisms. The diagram below represents different levels of energy. a) i) Show the direction of energy transfer in the diagram. ii) Name the different types of organisms represented by levels labelled. B C b) i) Give an account of the general trend in the amount of energy along the trophic levels in a (I) above. c) Explain the short term effect of decreasing the number of individuals in level C. 1mk 2mks 2mks 3mks