Question

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

sand
sand

a group of lichens
a group of lichens

rock
rock

the plant community

Answer 1

After an extreme disturbance, the first thing to form in an ecosystem is typically **a group of lichens**. Lichens are often among the first organisms to colonize bare rock or disturbed environments, as they can survive in harsh conditions and help to break down rock into soil.