Question

After an extreme disturbance, what is the first thing to form in an ecosystem?(1 point)
Responses

rock
rock

sand
sand

a group of lichens
a group of lichens

the plant community

1 answer

The correct response is a group of lichens. After an extreme disturbance, lichens are often one of the first organisms to colonize bare rock and contribute to the process of ecological succession, helping to break down rock and create soil.