Question

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

rock
rock

sand
sand

the plant community
the plant community

a group of lichens

Answer 1

The first thing to form in an ecosystem after an extreme disturbance is typically **a group of lichens**. Lichens are often pioneer species that can colonize bare rock and start the process of soil formation, paving the way for other plants to grow later.