Correct answer: True
Ecological succession is the process by which the structure of a biological community change after a long period of time and forms a climax community. It is a stable community that is formed by the process of ecological succession.
Primary succession is the succession that occurs where the soil is not able to support any life and the secondary succession occurs where the previous community lives but it was disturbed by the community that eliminates all the nutrient from the soil.
Hence, correct answer would be true.