In a particular case of secondary succession, three species of wild grass all invaded a field. By the second season, a single species dominated the field. A possible factor in this secondary succession was
A) equilibrium.
B) facilitation.
C) immigration.
D) inhibition.
E) parasitism.

Question

Quizplus · Accepted Answer

Inhibition refers to a process whereby early colonizing species of a habitat alter the conditions and make it less favorable for the growth of other species. This could have happened in the case of the three species of wild grass that initially invaded the field, with one species being more proficient at inhibiting the growth of the other two. As a result, this species may have dominated the field by the second season.

In a Particular Case of Secondary Succession, Three Species of Wild