Respuesta :
Answer:In primary succession, newly exposed or newly formed rock is colonized by living things for the first time.
Explanation:
In secondary succession, an area previously occupied by living things is disturbed—disrupted—then recolonized following the disturbance.
Answer:
primary and secondary
Explanation:
primary is when there was no soil or organism living in the ecosystem while secondary means there were organisms and soil but the ecosystem has been destroyed by wild fires and more