Question

HELP! Primary and secondary succession both occur after natural disasters. What is the main difference between primary and secondary succession?

Question 2 options:


Primary succession only occurs if that animal species have been wiped out



Secondary succession occurs in the presence of topsoil



Secondary succession only occurs in the desert



Primary succession occurs after forest and grass fires

Answer 1

Answer: Secondary succession occurs in the presence of topsoil

Step-by-step explanation:

In primary succession, newly exposed rock is colonized by living things for the first time. In secondary succession, the soil was already colonized but was disturbed and then recolonized.