Question

Which statement best describes the role of lichens in ecological succession?

A. They replace smaller trees and shrubs that need less sunlight.
B. They release acids that help break down bare rock to form soil.
C. They add nutrients to the soil and hold the soil together with roots.
D. They use nitrogen from the air to make nutrients that plants can
use.

Answer 1

B. They release acids that help break down bare rock to form soil.

Step-by-step explanation:

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Answer 2

B: They released acids to help break down bare rock to form soil.