What do you mean by sere?

Step-by-step solution

Ecological succession is the gradual and fairly predictable change in the species composition of a given area. During succession, some species colonise an area and their populations become more numerous, whereas populations of other species decline and even disappear. The entire sequence of communities that successively change in a given area are called sere(s). The individual transitional communities are termed seral stages or seral communities. Answer: The entire sequence of communities that successively change i