question_answer 77)

    Comment on the following figure: I, II and III, A, B, C, D, G, P, Q, R, S are species.    

Answer:

                      Figure I It is a single population and all individuals are of the same species, i.e., an individuals interact among themselves and their environment intra specific interaction. Figure II It is a community and it contains three populations of species A, B and C. They interact with each other and their environment and is called interspecific interaction. Figure III It is a biome. It contains three communities of which one is in climax and other two  are in different stages of development. All three communities are in the same environment and they interact with each other and their environment.